diff --git a/Marlin/src/HAL/HAL_STM32F4/EEPROM_Emul/eeprom_emul.cpp b/Marlin/src/HAL/HAL_STM32F4/EEPROM_Emul/eeprom_emul.cpp
new file mode 100644
index 0000000000..19d5eeaaed
--- /dev/null
+++ b/Marlin/src/HAL/HAL_STM32F4/EEPROM_Emul/eeprom_emul.cpp
@@ -0,0 +1,571 @@
+/**
+ ******************************************************************************
+ * @file EEPROM/EEPROM_Emulation/src/eeprom.c
+ * @author MCD Application Team
+ * @version V1.2.6
+ * @date 04-November-2016
+ * @brief This file provides all the EEPROM emulation firmware functions.
+ ******************************************************************************
+ * @attention
+ *
+ * © Copyright © 2016 STMicroelectronics International N.V.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted, provided that the following conditions are met:
+ *
+ * 1. Redistribution of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ * 3. Neither the name of STMicroelectronics nor the names of other
+ * contributors to this software may be used to endorse or promote products
+ * derived from this software without specific written permission.
+ * 4. This software, including modifications and/or derivative works of this
+ * software, must execute solely and exclusively on microcontroller or
+ * microprocessor devices manufactured by or for STMicroelectronics.
+ * 5. Redistribution and use of this software other than as permitted under
+ * this license is void and will automatically terminate your rights under
+ * this license.
+ *
+ * THIS SOFTWARE IS PROVIDED BY STMICROELECTRONICS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS, IMPLIED OR STATUTORY WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
+ * PARTICULAR PURPOSE AND NON-INFRINGEMENT OF THIRD PARTY INTELLECTUAL PROPERTY
+ * RIGHTS ARE DISCLAIMED TO THE FULLEST EXTENT PERMITTED BY LAW. IN NO EVENT
+ * SHALL STMICROELECTRONICS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
+ * OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+ * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+ * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
+ * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ ******************************************************************************
+ */
+/** @addtogroup EEPROM_Emulation
+ * @{
+ */
+#ifdef STM32F4
+
+/* Includes ------------------------------------------------------------------*/
+#include "eeprom_emul.h"
+
+/* Private typedef -----------------------------------------------------------*/
+/* Private define ------------------------------------------------------------*/
+/* Private macro -------------------------------------------------------------*/
+/* Private variables ---------------------------------------------------------*/
+
+/* Global variable used to store variable value in read sequence */
+uint16_t DataVar = 0;
+
+/* Virtual address defined by the user: 0xFFFF value is prohibited */
+uint16_t VirtAddVarTab[NB_OF_VAR];
+
+/* Private function prototypes -----------------------------------------------*/
+/* Private functions ---------------------------------------------------------*/
+static HAL_StatusTypeDef EE_Format(void);
+static uint16_t EE_FindValidPage(uint8_t Operation);
+static uint16_t EE_VerifyPageFullWriteVariable(uint16_t VirtAddress, uint16_t Data);
+static uint16_t EE_PageTransfer(uint16_t VirtAddress, uint16_t Data);
+static uint16_t EE_VerifyPageFullyErased(uint32_t Address);
+
+/**
+ * @brief Restore the pages to a known good state in case of page's status
+ * corruption after a power loss.
+ * @param None.
+ * @retval - Flash error code: on write Flash error
+ * - FLASH_COMPLETE: on success
+ */
+uint16_t EE_Initialise(void) {
+ uint16_t PageStatus0 = 6, PageStatus1 = 6;
+ uint16_t VarIdx = 0;
+ uint16_t EepromStatus = 0, ReadStatus = 0;
+ int16_t x = -1;
+ HAL_StatusTypeDef FlashStatus;
+ uint32_t SectorError = 0;
+ FLASH_EraseInitTypeDef pEraseInit;
+
+
+ /* Get Page0 status */
+ PageStatus0 = (*(__IO uint16_t*)PAGE0_BASE_ADDRESS);
+ /* Get Page1 status */
+ PageStatus1 = (*(__IO uint16_t*)PAGE1_BASE_ADDRESS);
+
+ pEraseInit.TypeErase = TYPEERASE_SECTORS;
+ pEraseInit.Sector = PAGE0_ID;
+ pEraseInit.NbSectors = 1;
+ pEraseInit.VoltageRange = VOLTAGE_RANGE;
+
+ /* Check for invalid header states and repair if necessary */
+ switch (PageStatus0) {
+ case ERASED:
+ if (PageStatus1 == VALID_PAGE) { /* Page0 erased, Page1 valid */
+ /* Erase Page0 */
+ if(!EE_VerifyPageFullyErased(PAGE0_BASE_ADDRESS)) {
+ FlashStatus = HAL_FLASHEx_Erase(&pEraseInit, &SectorError);
+ /* If erase operation was failed, a Flash error code is returned */
+ if (FlashStatus != HAL_OK) {
+ return FlashStatus;
+ }
+ }
+ }
+ else if (PageStatus1 == RECEIVE_DATA) { /* Page0 erased, Page1 receive */
+ /* Erase Page0 */
+ if (!EE_VerifyPageFullyErased(PAGE0_BASE_ADDRESS)) {
+ FlashStatus = HAL_FLASHEx_Erase(&pEraseInit, &SectorError);
+ /* If erase operation was failed, a Flash error code is returned */
+ if (FlashStatus != HAL_OK) return FlashStatus;
+ }
+ /* Mark Page1 as valid */
+ FlashStatus = HAL_FLASH_Program(TYPEPROGRAM_HALFWORD, PAGE1_BASE_ADDRESS, VALID_PAGE);
+ /* If program operation was failed, a Flash error code is returned */
+ if (FlashStatus != HAL_OK) return FlashStatus;
+ }
+ else { /* First EEPROM access (Page0&1 are erased) or invalid state -> format EEPROM */
+ /* Erase both Page0 and Page1 and set Page0 as valid page */
+ FlashStatus = EE_Format();
+ /* If erase/program operation was failed, a Flash error code is returned */
+ if (FlashStatus != HAL_OK) return FlashStatus;
+ }
+ break;
+
+ case RECEIVE_DATA:
+ if (PageStatus1 == VALID_PAGE) { /* Page0 receive, Page1 valid */
+ /* Transfer data from Page1 to Page0 */
+ for (VarIdx = 0; VarIdx < NB_OF_VAR; VarIdx++) {
+ if (( *(__IO uint16_t*)(PAGE0_BASE_ADDRESS + 6)) == VirtAddVarTab[VarIdx])
+ x = VarIdx;
+ if (VarIdx != x) {
+ /* Read the last variables' updates */
+ ReadStatus = EE_ReadVariable(VirtAddVarTab[VarIdx], &DataVar);
+ /* In case variable corresponding to the virtual address was found */
+ if (ReadStatus != 0x1) {
+ /* Transfer the variable to the Page0 */
+ EepromStatus = EE_VerifyPageFullWriteVariable(VirtAddVarTab[VarIdx], DataVar);
+ /* If program operation was failed, a Flash error code is returned */
+ if (EepromStatus != HAL_OK) return EepromStatus;
+ }
+ }
+ }
+ /* Mark Page0 as valid */
+ FlashStatus = HAL_FLASH_Program(TYPEPROGRAM_HALFWORD, PAGE0_BASE_ADDRESS, VALID_PAGE);
+ /* If program operation was failed, a Flash error code is returned */
+ if (FlashStatus != HAL_OK) return FlashStatus;
+ pEraseInit.Sector = PAGE1_ID;
+ pEraseInit.NbSectors = 1;
+ pEraseInit.VoltageRange = VOLTAGE_RANGE;
+ /* Erase Page1 */
+ if (!EE_VerifyPageFullyErased(PAGE1_BASE_ADDRESS)) {
+ FlashStatus = HAL_FLASHEx_Erase(&pEraseInit, &SectorError);
+ /* If erase operation was failed, a Flash error code is returned */
+ if (FlashStatus != HAL_OK) return FlashStatus;
+ }
+ }
+ else if (PageStatus1 == ERASED) { /* Page0 receive, Page1 erased */
+ pEraseInit.Sector = PAGE1_ID;
+ pEraseInit.NbSectors = 1;
+ pEraseInit.VoltageRange = VOLTAGE_RANGE;
+ /* Erase Page1 */
+ if (!EE_VerifyPageFullyErased(PAGE1_BASE_ADDRESS)) {
+ FlashStatus = HAL_FLASHEx_Erase(&pEraseInit, &SectorError);
+ /* If erase operation was failed, a Flash error code is returned */
+ if (FlashStatus != HAL_OK) return FlashStatus;
+ }
+ /* Mark Page0 as valid */
+ FlashStatus = HAL_FLASH_Program(TYPEPROGRAM_HALFWORD, PAGE0_BASE_ADDRESS, VALID_PAGE);
+ /* If program operation was failed, a Flash error code is returned */
+ if (FlashStatus != HAL_OK) return FlashStatus;
+ }
+ else { /* Invalid state -> format eeprom */
+ /* Erase both Page0 and Page1 and set Page0 as valid page */
+ FlashStatus = EE_Format();
+ /* If erase/program operation was failed, a Flash error code is returned */
+ if (FlashStatus != HAL_OK) return FlashStatus;
+ }
+ break;
+
+ case VALID_PAGE:
+ if (PageStatus1 == VALID_PAGE) { /* Invalid state -> format eeprom */
+ /* Erase both Page0 and Page1 and set Page0 as valid page */
+ FlashStatus = EE_Format();
+ /* If erase/program operation was failed, a Flash error code is returned */
+ if (FlashStatus != HAL_OK) return FlashStatus;
+ }
+ else if (PageStatus1 == ERASED) { /* Page0 valid, Page1 erased */
+ pEraseInit.Sector = PAGE1_ID;
+ pEraseInit.NbSectors = 1;
+ pEraseInit.VoltageRange = VOLTAGE_RANGE;
+ /* Erase Page1 */
+ if (!EE_VerifyPageFullyErased(PAGE1_BASE_ADDRESS)) {
+ FlashStatus = HAL_FLASHEx_Erase(&pEraseInit, &SectorError);
+ /* If erase operation was failed, a Flash error code is returned */
+ if (FlashStatus != HAL_OK) return FlashStatus;
+ }
+ }
+ else { /* Page0 valid, Page1 receive */
+ /* Transfer data from Page0 to Page1 */
+ for (VarIdx = 0; VarIdx < NB_OF_VAR; VarIdx++) {
+ if ((*(__IO uint16_t*)(PAGE1_BASE_ADDRESS + 6)) == VirtAddVarTab[VarIdx])
+ x = VarIdx;
+
+ if (VarIdx != x) {
+ /* Read the last variables' updates */
+ ReadStatus = EE_ReadVariable(VirtAddVarTab[VarIdx], &DataVar);
+ /* In case variable corresponding to the virtual address was found */
+ if (ReadStatus != 0x1) {
+ /* Transfer the variable to the Page1 */
+ EepromStatus = EE_VerifyPageFullWriteVariable(VirtAddVarTab[VarIdx], DataVar);
+ /* If program operation was failed, a Flash error code is returned */
+ if (EepromStatus != HAL_OK) return EepromStatus;
+ }
+ }
+ }
+ /* Mark Page1 as valid */
+ FlashStatus = HAL_FLASH_Program(TYPEPROGRAM_HALFWORD, PAGE1_BASE_ADDRESS, VALID_PAGE);
+ /* If program operation was failed, a Flash error code is returned */
+ if (FlashStatus != HAL_OK) return FlashStatus;
+ pEraseInit.Sector = PAGE0_ID;
+ pEraseInit.NbSectors = 1;
+ pEraseInit.VoltageRange = VOLTAGE_RANGE;
+ /* Erase Page0 */
+ if (!EE_VerifyPageFullyErased(PAGE0_BASE_ADDRESS)) {
+ FlashStatus = HAL_FLASHEx_Erase(&pEraseInit, &SectorError);
+ /* If erase operation was failed, a Flash error code is returned */
+ if (FlashStatus != HAL_OK) return FlashStatus;
+ }
+ }
+ break;
+
+ default: /* Any other state -> format eeprom */
+ /* Erase both Page0 and Page1 and set Page0 as valid page */
+ FlashStatus = EE_Format();
+ /* If erase/program operation was failed, a Flash error code is returned */
+ if (FlashStatus != HAL_OK) return FlashStatus;
+ break;
+ }
+
+ return HAL_OK;
+}
+
+/**
+ * @brief Verify if specified page is fully erased.
+ * @param Address: page address
+ * This parameter can be one of the following values:
+ * @arg PAGE0_BASE_ADDRESS: Page0 base address
+ * @arg PAGE1_BASE_ADDRESS: Page1 base address
+ * @retval page fully erased status:
+ * - 0: if Page not erased
+ * - 1: if Page erased
+ */
+uint16_t EE_VerifyPageFullyErased(uint32_t Address) {
+ uint32_t ReadStatus = 1;
+ uint16_t AddressValue = 0x5555;
+ /* Check each active page address starting from end */
+ while (Address <= PAGE0_END_ADDRESS) {
+ /* Get the current location content to be compared with virtual address */
+ AddressValue = (*(__IO uint16_t*)Address);
+ /* Compare the read address with the virtual address */
+ if (AddressValue != ERASED) {
+ /* In case variable value is read, reset ReadStatus flag */
+ ReadStatus = 0;
+ break;
+ }
+ /* Next address location */
+ Address += 4;
+ }
+ /* Return ReadStatus value: (0: Page not erased, 1: Sector erased) */
+ return ReadStatus;
+}
+
+/**
+ * @brief Returns the last stored variable data, if found, which correspond to
+ * the passed virtual address
+ * @param VirtAddress: Variable virtual address
+ * @param Data: Global variable contains the read variable value
+ * @retval Success or error status:
+ * - 0: if variable was found
+ * - 1: if the variable was not found
+ * - NO_VALID_PAGE: if no valid page was found.
+ */
+uint16_t EE_ReadVariable(uint16_t VirtAddress, uint16_t* Data) {
+ uint16_t ValidPage = PAGE0;
+ uint16_t AddressValue = 0x5555, ReadStatus = 1;
+ uint32_t Address = EEPROM_START_ADDRESS, PageStartAddress = EEPROM_START_ADDRESS;
+
+ /* Get active Page for read operation */
+ ValidPage = EE_FindValidPage(READ_FROM_VALID_PAGE);
+
+ /* Check if there is no valid page */
+ if (ValidPage == NO_VALID_PAGE) return NO_VALID_PAGE;
+
+ /* Get the valid Page start Address */
+ PageStartAddress = (uint32_t)(EEPROM_START_ADDRESS + (uint32_t)(ValidPage * PAGE_SIZE));
+
+ /* Get the valid Page end Address */
+ Address = (uint32_t)((EEPROM_START_ADDRESS - 2) + (uint32_t)((1 + ValidPage) * PAGE_SIZE));
+
+ /* Check each active page address starting from end */
+ while (Address > (PageStartAddress + 2)) {
+ /* Get the current location content to be compared with virtual address */
+ AddressValue = (*(__IO uint16_t*)Address);
+
+ /* Compare the read address with the virtual address */
+ if (AddressValue == VirtAddress) {
+ /* Get content of Address-2 which is variable value */
+ *Data = (*(__IO uint16_t*)(Address - 2));
+ /* In case variable value is read, reset ReadStatus flag */
+ ReadStatus = 0;
+ break;
+ }
+ else /* Next address location */
+ Address -= 4;
+ }
+ /* Return ReadStatus value: (0: variable exist, 1: variable doesn't exist) */
+ return ReadStatus;
+}
+
+/**
+ * @brief Writes/upadtes variable data in EEPROM.
+ * @param VirtAddress: Variable virtual address
+ * @param Data: 16 bit data to be written
+ * @retval Success or error status:
+ * - FLASH_COMPLETE: on success
+ * - PAGE_FULL: if valid page is full
+ * - NO_VALID_PAGE: if no valid page was found
+ * - Flash error code: on write Flash error
+ */
+uint16_t EE_WriteVariable(uint16_t VirtAddress, uint16_t Data) {
+ /* Write the variable virtual address and value in the EEPROM */
+ uint16_t Status = EE_VerifyPageFullWriteVariable(VirtAddress, Data);
+
+ /* In case the EEPROM active page is full */
+ if (Status == PAGE_FULL) /* Perform Page transfer */
+ Status = EE_PageTransfer(VirtAddress, Data);
+
+ /* Return last operation status */
+ return Status;
+}
+
+/**
+ * @brief Erases PAGE and PAGE1 and writes VALID_PAGE header to PAGE
+ * @param None
+ * @retval Status of the last operation (Flash write or erase) done during
+ * EEPROM formating
+ */
+static HAL_StatusTypeDef EE_Format(void) {
+ HAL_StatusTypeDef FlashStatus = HAL_OK;
+ uint32_t SectorError = 0;
+ FLASH_EraseInitTypeDef pEraseInit;
+
+ pEraseInit.TypeErase = FLASH_TYPEERASE_SECTORS;
+ pEraseInit.Sector = PAGE0_ID;
+ pEraseInit.NbSectors = 1;
+ pEraseInit.VoltageRange = VOLTAGE_RANGE;
+ /* Erase Page0 */
+ if (!EE_VerifyPageFullyErased(PAGE0_BASE_ADDRESS)) {
+ FlashStatus = HAL_FLASHEx_Erase(&pEraseInit, &SectorError);
+ /* If erase operation was failed, a Flash error code is returned */
+ if (FlashStatus != HAL_OK) return FlashStatus;
+ }
+ /* Set Page0 as valid page: Write VALID_PAGE at Page0 base address */
+ FlashStatus = HAL_FLASH_Program(TYPEPROGRAM_HALFWORD, PAGE0_BASE_ADDRESS, VALID_PAGE);
+ /* If program operation was failed, a Flash error code is returned */
+ if (FlashStatus != HAL_OK) return FlashStatus;
+
+ pEraseInit.Sector = PAGE1_ID;
+ /* Erase Page1 */
+ if (!EE_VerifyPageFullyErased(PAGE1_BASE_ADDRESS)) {
+ FlashStatus = HAL_FLASHEx_Erase(&pEraseInit, &SectorError);
+ /* If erase operation was failed, a Flash error code is returned */
+ if (FlashStatus != HAL_OK) return FlashStatus;
+ }
+
+ return HAL_OK;
+}
+
+/**
+ * @brief Find valid Page for write or read operation
+ * @param Operation: operation to achieve on the valid page.
+ * This parameter can be one of the following values:
+ * @arg READ_FROM_VALID_PAGE: read operation from valid page
+ * @arg WRITE_IN_VALID_PAGE: write operation from valid page
+ * @retval Valid page number (PAGE or PAGE1) or NO_VALID_PAGE in case
+ * of no valid page was found
+ */
+static uint16_t EE_FindValidPage(uint8_t Operation) {
+ uint16_t PageStatus0 = 6, PageStatus1 = 6;
+
+ /* Get Page0 actual status */
+ PageStatus0 = (*(__IO uint16_t*)PAGE0_BASE_ADDRESS);
+
+ /* Get Page1 actual status */
+ PageStatus1 = (*(__IO uint16_t*)PAGE1_BASE_ADDRESS);
+
+ /* Write or read operation */
+ switch (Operation) {
+ case WRITE_IN_VALID_PAGE: /* ---- Write operation ---- */
+ if (PageStatus1 == VALID_PAGE) {
+ /* Page0 receiving data */
+ if (PageStatus0 == RECEIVE_DATA) return PAGE0; /* Page0 valid */
+ else return PAGE1; /* Page1 valid */
+ }
+ else if (PageStatus0 == VALID_PAGE) {
+ /* Page1 receiving data */
+ if (PageStatus1 == RECEIVE_DATA) return PAGE1; /* Page1 valid */
+ else return PAGE0; /* Page0 valid */
+ }
+ else
+ return NO_VALID_PAGE; /* No valid Page */
+
+ case READ_FROM_VALID_PAGE: /* ---- Read operation ---- */
+ if (PageStatus0 == VALID_PAGE)
+ return PAGE0; /* Page0 valid */
+ else if (PageStatus1 == VALID_PAGE)
+ return PAGE1; /* Page1 valid */
+ else
+ return NO_VALID_PAGE; /* No valid Page */
+
+ default:
+ return PAGE0; /* Page0 valid */
+ }
+}
+
+/**
+ * @brief Verify if active page is full and Writes variable in EEPROM.
+ * @param VirtAddress: 16 bit virtual address of the variable
+ * @param Data: 16 bit data to be written as variable value
+ * @retval Success or error status:
+ * - FLASH_COMPLETE: on success
+ * - PAGE_FULL: if valid page is full
+ * - NO_VALID_PAGE: if no valid page was found
+ * - Flash error code: on write Flash error
+ */
+static uint16_t EE_VerifyPageFullWriteVariable(uint16_t VirtAddress, uint16_t Data) {
+ HAL_StatusTypeDef FlashStatus = HAL_OK;
+ uint16_t ValidPage = PAGE0;
+ uint32_t Address = EEPROM_START_ADDRESS, PageEndAddress = EEPROM_START_ADDRESS+PAGE_SIZE;
+
+ /* Get valid Page for write operation */
+ ValidPage = EE_FindValidPage(WRITE_IN_VALID_PAGE);
+
+ /* Check if there is no valid page */
+ if (ValidPage == NO_VALID_PAGE) return NO_VALID_PAGE;
+
+ /* Get the valid Page start Address */
+ Address = (uint32_t)(EEPROM_START_ADDRESS + (uint32_t)(ValidPage * PAGE_SIZE));
+
+ /* Get the valid Page end Address */
+ PageEndAddress = (uint32_t)((EEPROM_START_ADDRESS - 1) + (uint32_t)((ValidPage + 1) * PAGE_SIZE));
+
+ /* Check each active page address starting from begining */
+ while (Address < PageEndAddress) {
+ /* Verify if Address and Address+2 contents are 0xFFFFFFFF */
+ if ((*(__IO uint32_t*)Address) == 0xFFFFFFFF) {
+ /* Set variable data */
+ FlashStatus = HAL_FLASH_Program(TYPEPROGRAM_HALFWORD, Address, Data);
+ /* If program operation was failed, a Flash error code is returned */
+ if (FlashStatus != HAL_OK) return FlashStatus;
+ /* Set variable virtual address */
+ FlashStatus = HAL_FLASH_Program(TYPEPROGRAM_HALFWORD, Address + 2, VirtAddress);
+ /* Return program operation status */
+ return FlashStatus;
+ }
+ else /* Next address location */
+ Address += 4;
+ }
+
+ /* Return PAGE_FULL in case the valid page is full */
+ return PAGE_FULL;
+}
+
+/**
+ * @brief Transfers last updated variables data from the full Page to
+ * an empty one.
+ * @param VirtAddress: 16 bit virtual address of the variable
+ * @param Data: 16 bit data to be written as variable value
+ * @retval Success or error status:
+ * - FLASH_COMPLETE: on success
+ * - PAGE_FULL: if valid page is full
+ * - NO_VALID_PAGE: if no valid page was found
+ * - Flash error code: on write Flash error
+ */
+static uint16_t EE_PageTransfer(uint16_t VirtAddress, uint16_t Data) {
+ HAL_StatusTypeDef FlashStatus = HAL_OK;
+ uint32_t NewPageAddress = EEPROM_START_ADDRESS;
+ uint16_t OldPageId=0;
+ uint16_t ValidPage = PAGE0, VarIdx = 0;
+ uint16_t EepromStatus = 0, ReadStatus = 0;
+ uint32_t SectorError = 0;
+ FLASH_EraseInitTypeDef pEraseInit;
+
+ /* Get active Page for read operation */
+ ValidPage = EE_FindValidPage(READ_FROM_VALID_PAGE);
+
+ if (ValidPage == PAGE1) { /* Page1 valid */
+ /* New page address where variable will be moved to */
+ NewPageAddress = PAGE0_BASE_ADDRESS;
+ /* Old page ID where variable will be taken from */
+ OldPageId = PAGE1_ID;
+ }
+ else if (ValidPage == PAGE0) { /* Page0 valid */
+ /* New page address where variable will be moved to */
+ NewPageAddress = PAGE1_BASE_ADDRESS;
+ /* Old page ID where variable will be taken from */
+ OldPageId = PAGE0_ID;
+ }
+ else
+ return NO_VALID_PAGE; /* No valid Page */
+
+ /* Set the new Page status to RECEIVE_DATA status */
+ FlashStatus = HAL_FLASH_Program(TYPEPROGRAM_HALFWORD, NewPageAddress, RECEIVE_DATA);
+ /* If program operation was failed, a Flash error code is returned */
+ if (FlashStatus != HAL_OK) return FlashStatus;
+
+ /* Write the variable passed as parameter in the new active page */
+ EepromStatus = EE_VerifyPageFullWriteVariable(VirtAddress, Data);
+ /* If program operation was failed, a Flash error code is returned */
+ if (EepromStatus != HAL_OK) return EepromStatus;
+
+ /* Transfer process: transfer variables from old to the new active page */
+ for (VarIdx = 0; VarIdx < NB_OF_VAR; VarIdx++) {
+ if (VirtAddVarTab[VarIdx] != VirtAddress) { /* Check each variable except the one passed as parameter */
+ /* Read the other last variable updates */
+ ReadStatus = EE_ReadVariable(VirtAddVarTab[VarIdx], &DataVar);
+ /* In case variable corresponding to the virtual address was found */
+ if (ReadStatus != 0x1) {
+ /* Transfer the variable to the new active page */
+ EepromStatus = EE_VerifyPageFullWriteVariable(VirtAddVarTab[VarIdx], DataVar);
+ /* If program operation was failed, a Flash error code is returned */
+ if (EepromStatus != HAL_OK) return EepromStatus;
+ }
+ }
+ }
+
+ pEraseInit.TypeErase = TYPEERASE_SECTORS;
+ pEraseInit.Sector = OldPageId;
+ pEraseInit.NbSectors = 1;
+ pEraseInit.VoltageRange = VOLTAGE_RANGE;
+
+ /* Erase the old Page: Set old Page status to ERASED status */
+ FlashStatus = HAL_FLASHEx_Erase(&pEraseInit, &SectorError);
+ /* If erase operation was failed, a Flash error code is returned */
+ if (FlashStatus != HAL_OK) return FlashStatus;
+
+ /* Set new Page status to VALID_PAGE status */
+ FlashStatus = HAL_FLASH_Program(TYPEPROGRAM_HALFWORD, NewPageAddress, VALID_PAGE);
+ /* If program operation was failed, a Flash error code is returned */
+ if (FlashStatus != HAL_OK) return FlashStatus;
+
+ /* Return last operation flash status */
+ return FlashStatus;
+}
+
+#endif // STM32F4
+
+/**
+ * @}
+ */
+
+/******************* (C) COPYRIGHT 2011 STMicroelectronics *****END OF FILE****/
diff --git a/Marlin/src/HAL/HAL_STM32F4/EEPROM_Emul/eeprom_emul.h b/Marlin/src/HAL/HAL_STM32F4/EEPROM_Emul/eeprom_emul.h
new file mode 100644
index 0000000000..476baee92f
--- /dev/null
+++ b/Marlin/src/HAL/HAL_STM32F4/EEPROM_Emul/eeprom_emul.h
@@ -0,0 +1,117 @@
+/**
+ ******************************************************************************
+ * @file EEPROM/EEPROM_Emulation/inc/eeprom.h
+ * @author MCD Application Team
+ * @version V1.2.6
+ * @date 04-November-2016
+ * @brief This file contains all the functions prototypes for the EEPROM
+ * emulation firmware library.
+ ******************************************************************************
+ * @attention
+ *
+ * © Copyright � 2016 STMicroelectronics International N.V.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted, provided that the following conditions are met:
+ *
+ * 1. Redistribution of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ * 3. Neither the name of STMicroelectronics nor the names of other
+ * contributors to this software may be used to endorse or promote products
+ * derived from this software without specific written permission.
+ * 4. This software, including modifications and/or derivative works of this
+ * software, must execute solely and exclusively on microcontroller or
+ * microprocessor devices manufactured by or for STMicroelectronics.
+ * 5. Redistribution and use of this software other than as permitted under
+ * this license is void and will automatically terminate your rights under
+ * this license.
+ *
+ * THIS SOFTWARE IS PROVIDED BY STMICROELECTRONICS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS, IMPLIED OR STATUTORY WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
+ * PARTICULAR PURPOSE AND NON-INFRINGEMENT OF THIRD PARTY INTELLECTUAL PROPERTY
+ * RIGHTS ARE DISCLAIMED TO THE FULLEST EXTENT PERMITTED BY LAW. IN NO EVENT
+ * SHALL STMICROELECTRONICS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
+ * OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+ * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+ * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
+ * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ ******************************************************************************
+ */
+
+/* Define to prevent recursive inclusion -------------------------------------*/
+#ifndef __EEEPROM_EMUL_H
+#define __EEEPROM_EMUL_H
+
+// --------------------------------------------------------------------------
+// Includes
+// --------------------------------------------------------------------------
+#include "../../../inc/MarlinConfig.h"
+#include "../HAL.h"
+
+/* Exported constants --------------------------------------------------------*/
+/* EEPROM emulation firmware error codes */
+#define EE_OK (uint32_t)HAL_OK
+#define EE_ERROR (uint32_t)HAL_ERROR
+#define EE_BUSY (uint32_t)HAL_BUSY
+#define EE_TIMEOUT (uint32_t)HAL_TIMEOUT
+
+/* Define the size of the sectors to be used */
+#define PAGE_SIZE (uint32_t)0x4000 /* Page size = 16KByte */
+
+/* Device voltage range supposed to be [2.7V to 3.6V], the operation will
+ be done by word */
+#define VOLTAGE_RANGE (uint8_t)VOLTAGE_RANGE_3
+
+/* EEPROM start address in Flash */
+#define EEPROM_START_ADDRESS ((uint32_t)0x08078000) /* EEPROM emulation start address:
+ after 480KByte of used Flash memory */
+
+/* Pages 0 and 1 base and end addresses */
+#define PAGE0_BASE_ADDRESS ((uint32_t)(EEPROM_START_ADDRESS + 0x0000))
+#define PAGE0_END_ADDRESS ((uint32_t)(EEPROM_START_ADDRESS + (PAGE_SIZE - 1)))
+#define PAGE0_ID FLASH_SECTOR_1
+
+#define PAGE1_BASE_ADDRESS ((uint32_t)(EEPROM_START_ADDRESS + 0x4000))
+#define PAGE1_END_ADDRESS ((uint32_t)(EEPROM_START_ADDRESS + (2 * PAGE_SIZE - 1)))
+#define PAGE1_ID FLASH_SECTOR_2
+
+/* Used Flash pages for EEPROM emulation */
+#define PAGE0 ((uint16_t)0x0000)
+#define PAGE1 ((uint16_t)0x0001) /* Page nb between PAGE0_BASE_ADDRESS & PAGE1_BASE_ADDRESS*/
+
+/* No valid page define */
+#define NO_VALID_PAGE ((uint16_t)0x00AB)
+
+/* Page status definitions */
+#define ERASED ((uint16_t)0xFFFF) /* Page is empty */
+#define RECEIVE_DATA ((uint16_t)0xEEEE) /* Page is marked to receive data */
+#define VALID_PAGE ((uint16_t)0x0000) /* Page containing valid data */
+
+/* Valid pages in read and write defines */
+#define READ_FROM_VALID_PAGE ((uint8_t)0x00)
+#define WRITE_IN_VALID_PAGE ((uint8_t)0x01)
+
+/* Page full define */
+#define PAGE_FULL ((uint8_t)0x80)
+
+/* Variables' number */
+#define NB_OF_VAR ((uint16_t)4096)
+
+/* Exported types ------------------------------------------------------------*/
+/* Exported macro ------------------------------------------------------------*/
+/* Exported functions ------------------------------------------------------- */
+uint16_t EE_Initialise(void);
+uint16_t EE_ReadVariable(uint16_t VirtAddress, uint16_t* Data);
+uint16_t EE_WriteVariable(uint16_t VirtAddress, uint16_t Data);
+
+#endif /* __EEEPROM_H */
+
+/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
diff --git a/Marlin/src/HAL/HAL_STM32F4/EmulatedEeprom.cpp b/Marlin/src/HAL/HAL_STM32F4/EmulatedEeprom.cpp
new file mode 100644
index 0000000000..667948a53b
--- /dev/null
+++ b/Marlin/src/HAL/HAL_STM32F4/EmulatedEeprom.cpp
@@ -0,0 +1,143 @@
+/**
+ * Marlin 3D Printer Firmware
+ * Copyright (C) 2016 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ *
+ */
+
+#ifdef STM32F4
+
+/**
+ * Description: functions for I2C connected external EEPROM.
+ * Not platform dependent.
+ */
+
+#include "../../inc/MarlinConfig.h"
+
+#if ENABLED(EEPROM_SETTINGS) && DISABLED(I2C_EEPROM) && DISABLED(SPI_EEPROM)
+
+// --------------------------------------------------------------------------
+// Includes
+// --------------------------------------------------------------------------
+
+#include "HAL.h"
+#include "EEPROM_Emul/eeprom_emul.h"
+
+
+// --------------------------------------------------------------------------
+// Externals
+// --------------------------------------------------------------------------
+
+// --------------------------------------------------------------------------
+// Local defines
+// --------------------------------------------------------------------------
+
+// --------------------------------------------------------------------------
+// Types
+// --------------------------------------------------------------------------
+
+// --------------------------------------------------------------------------
+// Variables
+// --------------------------------------------------------------------------
+
+// --------------------------------------------------------------------------
+// Public Variables
+// --------------------------------------------------------------------------
+
+// --------------------------------------------------------------------------
+// Private Variables
+// --------------------------------------------------------------------------
+static bool eeprom_initialised = false;
+// --------------------------------------------------------------------------
+// Function prototypes
+// --------------------------------------------------------------------------
+
+// --------------------------------------------------------------------------
+// Private functions
+// --------------------------------------------------------------------------
+
+// --------------------------------------------------------------------------
+// Public functions
+// --------------------------------------------------------------------------
+
+// FLASH_FLAG_PGSERR (Programming Sequence Error) was renamed to
+// FLASH_FLAG_ERSERR (Erasing Sequence Error) in STM32F4
+// #define FLASH_FLAG_PGSERR FLASH_FLAG_ERSERR
+
+// --------------------------------------------------------------------------
+// EEPROM
+// --------------------------------------------------------------------------
+
+
+void eeprom_init() {
+ if (!eeprom_initialised) {
+ HAL_FLASH_Unlock();
+
+ __HAL_FLASH_CLEAR_FLAG(FLASH_FLAG_EOP | FLASH_FLAG_OPERR | FLASH_FLAG_WRPERR |FLASH_FLAG_PGAERR | FLASH_FLAG_PGPERR | FLASH_FLAG_PGSERR);
+
+ /* EEPROM Init */
+ if (EE_Initialise() != EE_OK)
+ for (;;) HAL_Delay(1); // Spin forever until watchdog reset
+
+ HAL_FLASH_Lock();
+ eeprom_initialised = true;
+ }
+}
+
+void eeprom_write_byte(unsigned char *pos, unsigned char value) {
+ uint16_t eeprom_address = (unsigned) pos;
+
+ eeprom_init();
+
+ HAL_FLASH_Unlock();
+ __HAL_FLASH_CLEAR_FLAG(FLASH_FLAG_EOP | FLASH_FLAG_OPERR | FLASH_FLAG_WRPERR |FLASH_FLAG_PGAERR | FLASH_FLAG_PGPERR | FLASH_FLAG_PGSERR);
+
+ if (EE_WriteVariable(eeprom_address, (uint16_t) value) != EE_OK)
+ for (;;) HAL_Delay(1); // Spin forever until watchdog reset
+
+ HAL_FLASH_Lock();
+}
+
+unsigned char eeprom_read_byte(unsigned char *pos) {
+ uint16_t data = 0xFF;
+ uint16_t eeprom_address = (unsigned)pos;
+
+ eeprom_init();
+
+ if (EE_ReadVariable(eeprom_address, &data) != EE_OK) {
+ return (unsigned char)data;
+ }
+ return (unsigned char)data;
+}
+
+void eeprom_read_block(void *__dst, const void *__src, size_t __n) {
+ uint16_t data = 0xFF;
+ uint16_t eeprom_address = (unsigned) __src;
+
+ eeprom_init();
+
+ for (uint8_t c = 0; c < __n; c++) {
+ EE_ReadVariable(eeprom_address+c, &data);
+ *((uint8_t*)__dst + c) = data;
+ }
+}
+
+void eeprom_update_block(const void *__src, void *__dst, size_t __n) {
+
+}
+
+#endif // ENABLED(EEPROM_SETTINGS) && DISABLED(I2C_EEPROM) && DISABLED(SPI_EEPROM)
+#endif // STM32F4
+
diff --git a/Marlin/src/HAL/HAL_STM32F4/HAL.cpp b/Marlin/src/HAL/HAL_STM32F4/HAL.cpp
new file mode 100644
index 0000000000..a7180d38c2
--- /dev/null
+++ b/Marlin/src/HAL/HAL_STM32F4/HAL.cpp
@@ -0,0 +1,140 @@
+/**
+ * Marlin 3D Printer Firmware
+ *
+ * Copyright (C) 2016 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ * Copyright (c) 2016 Bob Cousins bobcousins42@googlemail.com
+ * Copyright (c) 2015-2016 Nico Tonnhofer wurstnase.reprap@gmail.com
+ * Copyright (c) 2017 Victor Perez
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ *
+ */
+
+
+#ifdef STM32F4
+
+// --------------------------------------------------------------------------
+// Includes
+// --------------------------------------------------------------------------
+
+#include "HAL.h"
+
+//#include
+
+// --------------------------------------------------------------------------
+// Externals
+// --------------------------------------------------------------------------
+
+// --------------------------------------------------------------------------
+// Local defines
+// --------------------------------------------------------------------------
+
+// --------------------------------------------------------------------------
+// Types
+// --------------------------------------------------------------------------
+
+// --------------------------------------------------------------------------
+// Variables
+// --------------------------------------------------------------------------
+
+// --------------------------------------------------------------------------
+// Public Variables
+// --------------------------------------------------------------------------
+
+uint16_t HAL_adc_result;
+
+// --------------------------------------------------------------------------
+// Private Variables
+// --------------------------------------------------------------------------
+
+// --------------------------------------------------------------------------
+// Function prototypes
+// --------------------------------------------------------------------------
+
+// --------------------------------------------------------------------------
+// Private functions
+// --------------------------------------------------------------------------
+
+// --------------------------------------------------------------------------
+// Public functions
+// --------------------------------------------------------------------------
+
+/* VGPV Done with defines
+// disable interrupts
+void cli(void) { noInterrupts(); }
+
+// enable interrupts
+void sei(void) { interrupts(); }
+*/
+
+void HAL_clear_reset_source(void) { __HAL_RCC_CLEAR_RESET_FLAGS(); }
+
+uint8_t HAL_get_reset_source (void) {
+ if (__HAL_RCC_GET_FLAG(RCC_FLAG_IWDGRST) != RESET)
+ return RST_WATCHDOG;
+
+ if (__HAL_RCC_GET_FLAG(RCC_FLAG_SFTRST) != RESET)
+ return RST_SOFTWARE;
+
+ if (__HAL_RCC_GET_FLAG(RCC_FLAG_PINRST) != RESET)
+ return RST_EXTERNAL;
+
+ if (__HAL_RCC_GET_FLAG(RCC_FLAG_PORRST) != RESET)
+ return RST_POWER_ON;
+ return 0;
+}
+
+void _delay_ms(const int delay_ms) { delay(delay_ms); }
+
+extern "C" {
+ extern unsigned int _ebss; // end of bss section
+}
+
+// return free memory between end of heap (or end bss) and whatever is current
+
+/*
+#include "wirish/syscalls.c"
+//extern caddr_t _sbrk(int incr);
+#ifndef CONFIG_HEAP_END
+extern char _lm_heap_end;
+#define CONFIG_HEAP_END ((caddr_t)&_lm_heap_end)
+#endif
+
+extern "C" {
+ static int freeMemory() {
+ char top = 't';
+ return &top - reinterpret_cast(sbrk(0));
+ }
+ int freeMemory() {
+ int free_memory;
+ int heap_end = (int)_sbrk(0);
+ free_memory = ((int)&free_memory) - ((int)heap_end);
+ return free_memory;
+ }
+}
+*/
+
+// --------------------------------------------------------------------------
+// ADC
+// --------------------------------------------------------------------------
+
+void HAL_adc_start_conversion(const uint8_t adc_pin) {
+ HAL_adc_result = analogRead(adc_pin);
+}
+
+uint16_t HAL_adc_get_result(void) {
+ return HAL_adc_result;
+}
+
+#endif // STM32F4
diff --git a/Marlin/src/HAL/HAL_STM32F4/HAL.h b/Marlin/src/HAL/HAL_STM32F4/HAL.h
new file mode 100644
index 0000000000..f1cd29142d
--- /dev/null
+++ b/Marlin/src/HAL/HAL_STM32F4/HAL.h
@@ -0,0 +1,249 @@
+/**
+ * Marlin 3D Printer Firmware
+ *
+ * Copyright (C) 2016 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ * Copyright (c) 2016 Bob Cousins bobcousins42@googlemail.com
+ * Copyright (c) 2015-2016 Nico Tonnhofer wurstnase.reprap@gmail.com
+ * Copyright (c) 2017 Victor Perez
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ *
+ */
+
+
+
+#ifndef _HAL_STM32F4_H
+#define _HAL_STM32F4_H
+
+#define CPU_32_BIT
+#undef DEBUG_NONE
+
+#ifndef vsnprintf_P
+ #define vsnprintf_P vsnprintf
+#endif
+
+// --------------------------------------------------------------------------
+// Includes
+// --------------------------------------------------------------------------
+
+#include
+
+#include "Arduino.h"
+
+#include "../math_32bit.h"
+#include "../HAL_SPI.h"
+#include "fastio_STM32F4.h"
+#include "watchdog_STM32F4.h"
+
+#include "HAL_timers_STM32F4.h"
+
+
+// --------------------------------------------------------------------------
+// Defines
+// --------------------------------------------------------------------------
+
+//Serial override
+//extern HalSerial usb_serial;
+
+#if SERIAL_PORT == 0
+ #error "Serial port 0 does not exist"
+#endif
+
+#if !WITHIN(SERIAL_PORT, -1, 6)
+ #error "SERIAL_PORT must be from -1 to 6"
+#endif
+#if SERIAL_PORT == -1
+ #define MYSERIAL0 SerialUSB
+#elif SERIAL_PORT == 1
+ #define MYSERIAL0 SerialUART1
+#elif SERIAL_PORT == 2
+ #define MYSERIAL0 SerialUART2
+#elif SERIAL_PORT == 3
+ #define MYSERIAL0 SerialUART3
+#elif SERIAL_PORT == 4
+ #define MYSERIAL0 SerialUART4
+#elif SERIAL_PORT == 5
+ #define MYSERIAL0 SerialUART5
+#elif SERIAL_PORT == 6
+ #define MYSERIAL0 SerialUART6
+#endif
+
+#ifdef SERIAL_PORT_2
+ #if SERIAL_PORT_2 == 0
+ #error "Serial port 0 does not exist"
+ #endif
+
+ #if !WITHIN(SERIAL_PORT_2, -1, 6)
+ #error "SERIAL_PORT_2 must be from -1 to 6"
+ #elif SERIAL_PORT_2 == SERIAL_PORT
+ #error "SERIAL_PORT_2 must be different than SERIAL_PORT"
+ #endif
+ #define NUM_SERIAL 2
+ #if SERIAL_PORT_2 == -1
+ #define MYSERIAL1 SerialUSB
+ #elif SERIAL_PORT_2 == 1
+ #define MYSERIAL1 SerialUART1
+ #elif SERIAL_PORT_2 == 2
+ #define MYSERIAL1 SerialUART2
+ #elif SERIAL_PORT_2 == 3
+ #define MYSERIAL1 SerialUART3
+ #elif SERIAL_PORT_2 == 4
+ #define MYSERIAL1 SerialUART4
+ #elif SERIAL_PORT_2 == 5
+ #define MYSERIAL1 SerialUART5
+ #elif SERIAL_PORT_2 == 6
+ #define MYSERIAL1 SerialUART6
+ #endif
+#else
+ #define NUM_SERIAL 1
+#endif
+
+#define _BV(b) (1 << (b))
+
+/**
+ * TODO: review this to return 1 for pins that are not analog input
+ */
+#ifndef analogInputToDigitalPin
+ #define analogInputToDigitalPin(p) (p)
+#endif
+
+#define CRITICAL_SECTION_START noInterrupts();
+#define CRITICAL_SECTION_END interrupts();
+
+// On AVR this is in math.h?
+#define square(x) ((x)*(x))
+
+#ifndef strncpy_P
+ #define strncpy_P(dest, src, num) strncpy((dest), (src), (num))
+#endif
+
+// Fix bug in pgm_read_ptr
+#undef pgm_read_ptr
+#define pgm_read_ptr(addr) (*(addr))
+
+#define RST_POWER_ON 1
+#define RST_EXTERNAL 2
+#define RST_BROWN_OUT 4
+#define RST_WATCHDOG 8
+#define RST_JTAG 16
+#define RST_SOFTWARE 32
+#define RST_BACKUP 64
+
+// --------------------------------------------------------------------------
+// Types
+// --------------------------------------------------------------------------
+
+typedef int8_t pin_t;
+
+#define HAL_SERVO_LIB libServo
+
+// --------------------------------------------------------------------------
+// Public Variables
+// --------------------------------------------------------------------------
+
+/** result of last ADC conversion */
+extern uint16_t HAL_adc_result;
+
+// --------------------------------------------------------------------------
+// Public functions
+// --------------------------------------------------------------------------
+
+// Disable interrupts
+#define cli() do { DISABLE_TEMPERATURE_INTERRUPT(); DISABLE_STEPPER_DRIVER_INTERRUPT(); } while(0)
+
+// Enable interrupts
+#define sei() do { ENABLE_TEMPERATURE_INTERRUPT(); ENABLE_STEPPER_DRIVER_INTERRUPT(); } while(0)
+
+// Memory related
+#define __bss_end __bss_end__
+
+/** clear reset reason */
+void HAL_clear_reset_source (void);
+
+/** reset reason */
+uint8_t HAL_get_reset_source (void);
+
+void _delay_ms(const int delay);
+
+/*
+extern "C" {
+ int freeMemory(void);
+}
+*/
+
+extern "C" char* _sbrk(int incr);
+/*
+static int freeMemory() {
+ volatile int top;
+ top = (int)((char*)&top - reinterpret_cast(_sbrk(0)));
+ return top;
+}
+*/
+static int freeMemory() {
+ volatile char top;
+ return &top - reinterpret_cast(_sbrk(0));
+}
+
+// SPI: Extended functions which take a channel number (hardware SPI only)
+/** Write single byte to specified SPI channel */
+void spiSend(uint32_t chan, byte b);
+/** Write buffer to specified SPI channel */
+void spiSend(uint32_t chan, const uint8_t* buf, size_t n);
+/** Read single byte from specified SPI channel */
+uint8_t spiRec(uint32_t chan);
+
+
+// EEPROM
+
+/**
+ * TODO: Write all this eeprom stuff. Can emulate eeprom in flash as last resort.
+ * Wire library should work for i2c eeproms.
+ */
+void eeprom_write_byte(unsigned char *pos, unsigned char value);
+unsigned char eeprom_read_byte(unsigned char *pos);
+void eeprom_read_block (void *__dst, const void *__src, size_t __n);
+void eeprom_update_block (const void *__src, void *__dst, size_t __n);
+
+// ADC
+
+#define HAL_ANALOG_SELECT(pin) pinMode(pin, INPUT)
+
+inline void HAL_adc_init(void) {}
+
+#define HAL_START_ADC(pin) HAL_adc_start_conversion(pin)
+#define HAL_READ_ADC HAL_adc_result
+
+void HAL_adc_start_conversion(const uint8_t adc_pin);
+
+uint16_t HAL_adc_get_result(void);
+
+/* Todo: Confirm none of this is needed.
+uint16_t HAL_getAdcReading(uint8_t chan);
+
+void HAL_startAdcConversion(uint8_t chan);
+uint8_t HAL_pinToAdcChannel(int pin);
+
+uint16_t HAL_getAdcFreerun(uint8_t chan, bool wait_for_conversion = false);
+//uint16_t HAL_getAdcSuperSample(uint8_t chan);
+
+void HAL_enable_AdcFreerun(void);
+//void HAL_disable_AdcFreerun(uint8_t chan);
+
+*/
+
+#define GET_PIN_MAP_PIN(index) index
+#define GET_PIN_MAP_INDEX(pin) pin
+#define PARSED_PIN_INDEX(code, dval) parser.intval(code, dval)
+
+#endif // _HAL_STM32F4_H
diff --git a/Marlin/src/HAL/HAL_STM32F4/HAL_Servo_STM32F4.cpp b/Marlin/src/HAL/HAL_STM32F4/HAL_Servo_STM32F4.cpp
new file mode 100644
index 0000000000..f8ce4715d0
--- /dev/null
+++ b/Marlin/src/HAL/HAL_STM32F4/HAL_Servo_STM32F4.cpp
@@ -0,0 +1,53 @@
+/**
+ * Marlin 3D Printer Firmware
+ * Copyright (C) 2016 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ *
+ * Based on Sprinter and grbl.
+ * Copyright (C) 2011 Camiel Gubbels / Erik van der Zalm
+ * Copyright (C) 2017 Victor Perez
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ *
+ */
+
+#ifdef STM32F4
+
+#include "../../inc/MarlinConfig.h"
+
+#if HAS_SERVOS
+
+#include "HAL_Servo_STM32F4.h"
+
+int8_t libServo::attach(const int pin) {
+ return Servo::attach(pin);
+}
+
+int8_t libServo::attach(const int pin, const int min, const int max) {
+ return Servo::attach(pin, min, max);
+}
+
+void libServo::move(const int value) {
+ constexpr uint16_t servo_delay[] = SERVO_DELAY;
+ static_assert(COUNT(servo_delay) == NUM_SERVOS, "SERVO_DELAY must be an array NUM_SERVOS long.");
+ if (this->attach(0) >= 0) {
+ this->write(value);
+ safe_delay(servo_delay[this->servoIndex]);
+ #if ENABLED(DEACTIVATE_SERVOS_AFTER_MOVE)
+ this->detach();
+ #endif
+ }
+}
+#endif // HAS_SERVOS
+
+#endif // STM32F4
diff --git a/Marlin/src/HAL/HAL_STM32F4/HAL_Servo_STM32F4.h b/Marlin/src/HAL/HAL_STM32F4/HAL_Servo_STM32F4.h
new file mode 100644
index 0000000000..b68910387c
--- /dev/null
+++ b/Marlin/src/HAL/HAL_STM32F4/HAL_Servo_STM32F4.h
@@ -0,0 +1,41 @@
+/**
+ * Marlin 3D Printer Firmware
+ * Copyright (C) 2016 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ *
+ * Based on Sprinter and grbl.
+ * Copyright (C) 2011 Camiel Gubbels / Erik van der Zalm
+ * Copyright (C) 2017 Victor Perez
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ *
+ */
+
+#ifndef HAL_SERVO_STM32F4_H
+#define HAL_SERVO_STM32F4_H
+
+#include
+
+// Inherit and expand on the official library
+class libServo : public Servo {
+public:
+ int8_t attach(const int pin);
+ int8_t attach(const int pin, const int min, const int max);
+ void move(const int value);
+private:
+ uint16_t min_ticks;
+ uint16_t max_ticks;
+ uint8_t servoIndex; // index into the channel data for this servo
+};
+
+#endif // HAL_SERVO_STM32F4_H
diff --git a/Marlin/src/HAL/HAL_STM32F4/HAL_spi_STM32F4.cpp b/Marlin/src/HAL/HAL_STM32F4/HAL_spi_STM32F4.cpp
new file mode 100644
index 0000000000..4c7d692880
--- /dev/null
+++ b/Marlin/src/HAL/HAL_STM32F4/HAL_spi_STM32F4.cpp
@@ -0,0 +1,165 @@
+/**
+ * Marlin 3D Printer Firmware
+ * Copyright (C) 2016 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ *
+ * Based on Sprinter and grbl.
+ * Copyright (C) 2011 Camiel Gubbels / Erik van der Zalm
+ * Copyright (C) 2017 Victor Perez
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ *
+ */
+
+/**
+ * Software SPI functions originally from Arduino Sd2Card Library
+ * Copyright (C) 2009 by William Greiman
+ */
+
+/**
+ * Adapted to the STM32F4 HAL
+ */
+
+#ifdef STM32F4
+
+// --------------------------------------------------------------------------
+// Includes
+// --------------------------------------------------------------------------
+
+#include "HAL.h"
+#include "../HAL_SPI.h"
+#include "pins_arduino.h"
+#include "spi_pins.h"
+#include "../../core/macros.h"
+#include
+
+// --------------------------------------------------------------------------
+// Public Variables
+// --------------------------------------------------------------------------
+
+static SPISettings spiConfig;
+
+// --------------------------------------------------------------------------
+// Public functions
+// --------------------------------------------------------------------------
+
+#if ENABLED(SOFTWARE_SPI)
+ // --------------------------------------------------------------------------
+ // Software SPI
+ // --------------------------------------------------------------------------
+ #error "Software SPI not supported for STM32F4. Use hardware SPI."
+
+#else
+
+// --------------------------------------------------------------------------
+// Hardware SPI
+// --------------------------------------------------------------------------
+
+/**
+ * VGPV SPI speed start and F_CPU/2, by default 72/2 = 36Mhz
+ */
+
+/**
+ * @brief Begin SPI port setup
+ *
+ * @return Nothing
+ *
+ * @details Only configures SS pin since libmaple creates and initialize the SPI object
+ */
+void spiBegin(void) {
+ #if !PIN_EXISTS(SS)
+ #error SS_PIN not defined!
+ #endif
+
+ SET_OUTPUT(SS_PIN);
+ WRITE(SS_PIN, HIGH);
+}
+
+/** Configure SPI for specified SPI speed */
+void spiInit(uint8_t spiRate) {
+ // Use datarates Marlin uses
+ uint32_t clock;
+ switch (spiRate) {
+ case SPI_FULL_SPEED: clock = 20000000; break; // 13.9mhz=20000000 6.75mhz=10000000 3.38mhz=5000000 .833mhz=1000000
+ case SPI_HALF_SPEED: clock = 5000000; break;
+ case SPI_QUARTER_SPEED: clock = 2500000; break;
+ case SPI_EIGHTH_SPEED: clock = 1250000; break;
+ case SPI_SPEED_5: clock = 625000; break;
+ case SPI_SPEED_6: clock = 300000; break;
+ default:
+ clock = 4000000; // Default from the SPI libarary
+ }
+ spiConfig = SPISettings(clock, MSBFIRST, SPI_MODE0);
+ SPI.begin();
+}
+
+/**
+ * @brief Receives a single byte from the SPI port.
+ *
+ * @return Byte received
+ *
+ * @details
+ */
+uint8_t spiRec(void) {
+ SPI.beginTransaction(spiConfig);
+ uint8_t returnByte = SPI.transfer(0xFF);
+ SPI.endTransaction();
+ return returnByte;
+}
+
+/**
+ * @brief Receives a number of bytes from the SPI port to a buffer
+ *
+ * @param buf Pointer to starting address of buffer to write to.
+ * @param nbyte Number of bytes to receive.
+ * @return Nothing
+ *
+ * @details Uses DMA
+ */
+void spiRead(uint8_t* buf, uint16_t nbyte) {
+ SPI.beginTransaction(spiConfig);
+ SPI.dmaTransfer(0, const_cast(buf), nbyte);
+ SPI.endTransaction();
+}
+
+/**
+ * @brief Sends a single byte on SPI port
+ *
+ * @param b Byte to send
+ *
+ * @details
+ */
+void spiSend(uint8_t b) {
+ SPI.beginTransaction(spiConfig);
+ SPI.transfer(b);
+ SPI.endTransaction();
+}
+
+/**
+ * @brief Write token and then write from 512 byte buffer to SPI (for SD card)
+ *
+ * @param buf Pointer with buffer start address
+ * @return Nothing
+ *
+ * @details Use DMA
+ */
+void spiSendBlock(uint8_t token, const uint8_t* buf) {
+ SPI.beginTransaction(spiConfig);
+ SPI.transfer(token);
+ SPI.dmaSend(const_cast(buf), 512);
+ SPI.endTransaction();
+}
+
+#endif // SOFTWARE_SPI
+
+#endif // STM32F4
diff --git a/Marlin/src/HAL/HAL_STM32F4/HAL_timers_STM32F4.cpp b/Marlin/src/HAL/HAL_STM32F4/HAL_timers_STM32F4.cpp
new file mode 100644
index 0000000000..02c07b1147
--- /dev/null
+++ b/Marlin/src/HAL/HAL_STM32F4/HAL_timers_STM32F4.cpp
@@ -0,0 +1,156 @@
+/**
+ * Marlin 3D Printer Firmware
+ *
+ * Copyright (C) 2016 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ * Copyright (c) 2016 Bob Cousins bobcousins42@googlemail.com
+ * Copyright (c) 2015-2016 Nico Tonnhofer wurstnase.reprap@gmail.com
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ *
+ */
+
+#ifdef STM32F4
+
+// --------------------------------------------------------------------------
+// Includes
+// --------------------------------------------------------------------------
+
+#include "HAL.h"
+
+#include "HAL_timers_STM32F4.h"
+
+// --------------------------------------------------------------------------
+// Externals
+// --------------------------------------------------------------------------
+
+// --------------------------------------------------------------------------
+// Local defines
+// --------------------------------------------------------------------------
+
+#define NUM_HARDWARE_TIMERS 2
+
+//#define PRESCALER 1
+// --------------------------------------------------------------------------
+// Types
+// --------------------------------------------------------------------------
+
+// --------------------------------------------------------------------------
+// Public Variables
+// --------------------------------------------------------------------------
+
+// --------------------------------------------------------------------------
+// Private Variables
+// --------------------------------------------------------------------------
+
+tTimerConfig timerConfig[NUM_HARDWARE_TIMERS];
+
+// --------------------------------------------------------------------------
+// Function prototypes
+// --------------------------------------------------------------------------
+
+// --------------------------------------------------------------------------
+// Private functions
+// --------------------------------------------------------------------------
+
+// --------------------------------------------------------------------------
+// Public functions
+// --------------------------------------------------------------------------
+
+bool timers_initialised[NUM_HARDWARE_TIMERS] = {false};
+
+void HAL_timer_start(const uint8_t timer_num, const uint32_t frequency) {
+
+ if (!timers_initialised[timer_num]) {
+ switch (timer_num) {
+ case STEP_TIMER_NUM:
+ //STEPPER TIMER TIM5 //use a 32bit timer
+ __HAL_RCC_TIM5_CLK_ENABLE();
+ timerConfig[0].timerdef.Instance = TIM5;
+ timerConfig[0].timerdef.Init.Prescaler = (STEPPER_TIMER_PRESCALE);
+ timerConfig[0].timerdef.Init.CounterMode = TIM_COUNTERMODE_UP;
+ timerConfig[0].timerdef.Init.ClockDivision = TIM_CLOCKDIVISION_DIV1;
+ timerConfig[0].IRQ_Id = TIM5_IRQn;
+ timerConfig[0].callback = (uint32_t)TC5_Handler;
+ HAL_NVIC_SetPriority(timerConfig[0].IRQ_Id, 1, 0);
+ break;
+ case TEMP_TIMER_NUM:
+ //TEMP TIMER TIM7 // any available 16bit Timer (1 already used for PWM)
+ __HAL_RCC_TIM7_CLK_ENABLE();
+ timerConfig[1].timerdef.Instance = TIM7;
+ timerConfig[1].timerdef.Init.Prescaler = (TEMP_TIMER_PRESCALE);
+ timerConfig[1].timerdef.Init.CounterMode = TIM_COUNTERMODE_UP;
+ timerConfig[1].timerdef.Init.ClockDivision = TIM_CLOCKDIVISION_DIV1;
+ timerConfig[1].IRQ_Id = TIM7_IRQn;
+ timerConfig[1].callback = (uint32_t)TC7_Handler;
+ HAL_NVIC_SetPriority(timerConfig[1].IRQ_Id, 2, 0);
+ break;
+ }
+ timers_initialised[timer_num] = true;
+ }
+
+ timerConfig[timer_num].timerdef.Init.Period = (((HAL_TIMER_RATE) / timerConfig[timer_num].timerdef.Init.Prescaler) / frequency) - 1;
+
+ if (HAL_TIM_Base_Init(&timerConfig[timer_num].timerdef) == HAL_OK)
+ HAL_TIM_Base_Start_IT(&timerConfig[timer_num].timerdef);
+}
+
+//forward the interrupt
+extern "C" void TIM5_IRQHandler() {
+ ((void(*)(void))timerConfig[0].callback)();
+}
+extern "C" void TIM7_IRQHandler() {
+ ((void(*)(void))timerConfig[1].callback)();
+}
+
+void HAL_timer_set_compare(const uint8_t timer_num, const uint32_t compare) {
+ __HAL_TIM_SetAutoreload(&timerConfig[timer_num].timerdef, compare);
+}
+
+void HAL_timer_enable_interrupt(const uint8_t timer_num) {
+ HAL_NVIC_EnableIRQ(timerConfig[timer_num].IRQ_Id);
+}
+
+void HAL_timer_disable_interrupt(const uint8_t timer_num) {
+ HAL_NVIC_DisableIRQ(timerConfig[timer_num].IRQ_Id);
+}
+
+hal_timer_t HAL_timer_get_compare(const uint8_t timer_num) {
+ return __HAL_TIM_GetAutoreload(&timerConfig[timer_num].timerdef);
+}
+
+uint32_t HAL_timer_get_count(const uint8_t timer_num) {
+ return __HAL_TIM_GetCounter(&timerConfig[timer_num].timerdef);
+}
+
+void HAL_timer_restrain(const uint8_t timer_num, const uint16_t interval_ticks) {
+ const hal_timer_t mincmp = HAL_timer_get_count(timer_num) + interval_ticks;
+ if (HAL_timer_get_compare(timer_num) < mincmp) HAL_timer_set_compare(timer_num, mincmp);
+}
+
+void HAL_timer_isr_prologue(const uint8_t timer_num) {
+ if (__HAL_TIM_GET_FLAG(&timerConfig[timer_num].timerdef, TIM_FLAG_UPDATE) == SET) {
+ __HAL_TIM_CLEAR_FLAG(&timerConfig[timer_num].timerdef, TIM_FLAG_UPDATE);
+ }
+}
+
+bool HAL_timer_interrupt_enabled(const uint8_t timer_num) {
+ if (NVIC->ISER[(uint32_t)((int32_t)timerConfig[timer_num].IRQ_Id) >> 5] & (uint32_t)(1 << ((uint32_t)((int32_t)timerConfig[timer_num].IRQ_Id) & (uint32_t)0x1F))) {
+ return true;
+ }
+ else {
+ return false;
+ }
+}
+
+#endif // STM32F4
diff --git a/Marlin/src/HAL/HAL_STM32F4/HAL_timers_STM32F4.h b/Marlin/src/HAL/HAL_STM32F4/HAL_timers_STM32F4.h
new file mode 100644
index 0000000000..7c748cc33e
--- /dev/null
+++ b/Marlin/src/HAL/HAL_STM32F4/HAL_timers_STM32F4.h
@@ -0,0 +1,105 @@
+/**
+ * Marlin 3D Printer Firmware
+ *
+ * Copyright (C) 2016 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ * Copyright (c) 2016 Bob Cousins bobcousins42@googlemail.com
+ * Copyright (c) 2017 Victor Perez
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ *
+ */
+
+#ifndef _HAL_TIMERS_STM32F4_H
+#define _HAL_TIMERS_STM32F4_H
+
+// --------------------------------------------------------------------------
+// Includes
+// --------------------------------------------------------------------------
+
+#include
+
+// --------------------------------------------------------------------------
+// Defines
+// --------------------------------------------------------------------------
+
+#define FORCE_INLINE __attribute__((always_inline)) inline
+
+#define hal_timer_t uint32_t // TODO: One is 16-bit, one 32-bit - does this need to be checked?
+#define HAL_TIMER_TYPE_MAX 0xFFFF
+
+#define STEP_TIMER_NUM 0 // index of timer to use for stepper
+#define TEMP_TIMER_NUM 1 // index of timer to use for temperature
+
+#define HAL_TIMER_RATE (HAL_RCC_GetSysClockFreq() / 2) // frequency of timer peripherals
+#define STEPPER_TIMER_PRESCALE 54 // was 40,prescaler for setting stepper timer, 2Mhz
+#define HAL_STEPPER_TIMER_RATE (HAL_TIMER_RATE / STEPPER_TIMER_PRESCALE) // frequency of stepper timer (HAL_TIMER_RATE / STEPPER_TIMER_PRESCALE)
+#define HAL_TICKS_PER_US ((HAL_STEPPER_TIMER_RATE) / 1000000) // stepper timer ticks per µs
+
+#define PULSE_TIMER_NUM STEP_TIMER_NUM
+#define PULSE_TIMER_PRESCALE STEPPER_TIMER_PRESCALE
+
+#define TEMP_TIMER_PRESCALE 1000 // prescaler for setting Temp timer, 72Khz
+#define TEMP_TIMER_FREQUENCY 1000 // temperature interrupt frequency
+
+#define STEP_TIMER_MIN_INTERVAL 8 // minimum time in µs between stepper interrupts
+
+#define ENABLE_STEPPER_DRIVER_INTERRUPT() HAL_timer_enable_interrupt(STEP_TIMER_NUM)
+#define DISABLE_STEPPER_DRIVER_INTERRUPT() HAL_timer_disable_interrupt(STEP_TIMER_NUM)
+#define STEPPER_ISR_ENABLED() HAL_timer_interrupt_enabled(STEP_TIMER_NUM)
+
+#define ENABLE_TEMPERATURE_INTERRUPT() HAL_timer_enable_interrupt(TEMP_TIMER_NUM)
+#define DISABLE_TEMPERATURE_INTERRUPT() HAL_timer_disable_interrupt(TEMP_TIMER_NUM)
+
+#define HAL_ENABLE_ISRs() do { if (thermalManager.in_temp_isr)DISABLE_TEMPERATURE_INTERRUPT(); else ENABLE_TEMPERATURE_INTERRUPT(); ENABLE_STEPPER_DRIVER_INTERRUPT(); } while(0)
+// TODO change this
+
+
+extern void TC5_Handler();
+extern void TC7_Handler();
+#define HAL_STEP_TIMER_ISR void TC5_Handler()
+#define HAL_TEMP_TIMER_ISR void TC7_Handler()
+
+// --------------------------------------------------------------------------
+// Types
+// --------------------------------------------------------------------------
+
+typedef struct {
+ TIM_HandleTypeDef timerdef;
+ IRQn_Type IRQ_Id;
+ uint32_t callback;
+} tTimerConfig;
+
+// --------------------------------------------------------------------------
+// Public Variables
+// --------------------------------------------------------------------------
+
+//extern const tTimerConfig timerConfig[];
+
+// --------------------------------------------------------------------------
+// Public functions
+// --------------------------------------------------------------------------
+
+void HAL_timer_start(const uint8_t timer_num, const uint32_t frequency);
+void HAL_timer_enable_interrupt(const uint8_t timer_num);
+void HAL_timer_disable_interrupt(const uint8_t timer_num);
+bool HAL_timer_interrupt_enabled(const uint8_t timer_num);
+
+void HAL_timer_set_compare(const uint8_t timer_num, const uint32_t compare);
+hal_timer_t HAL_timer_get_compare(const uint8_t timer_num);
+uint32_t HAL_timer_get_count(const uint8_t timer_num);
+void HAL_timer_restrain(const uint8_t timer_num, const uint16_t interval_ticks);
+
+void HAL_timer_isr_prologue(const uint8_t timer_num);
+
+#endif // _HAL_TIMERS_STM32F4_H
diff --git a/Marlin/src/HAL/HAL_STM32F4/README.md b/Marlin/src/HAL/HAL_STM32F4/README.md
new file mode 100644
index 0000000000..10396e875b
--- /dev/null
+++ b/Marlin/src/HAL/HAL_STM32F4/README.md
@@ -0,0 +1,12 @@
+# This HAL is for the STM32F407 MCU used with STM32Generic Arduino core by danieleff.
+
+# Arduino core is located at:
+
+https://github.com/danieleff/STM32GENERIC
+
+Unzip it into [Arduino]/hardware folder
+
+# This HAL is in development.
+
+This HAL is a modified version of Chris Barr's Picoprint STM32F4 HAL.
+
diff --git a/Marlin/src/HAL/HAL_STM32F4/SanityCheck.h b/Marlin/src/HAL/HAL_STM32F4/SanityCheck.h
new file mode 100644
index 0000000000..8799c4eca7
--- /dev/null
+++ b/Marlin/src/HAL/HAL_STM32F4/SanityCheck.h
@@ -0,0 +1,66 @@
+/**
+ * Marlin 3D Printer Firmware
+ * Copyright (C) 2016, 2017 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ *
+ * Based on Sprinter and grbl.
+ * Copyright (C) 2011 Camiel Gubbels / Erik van der Zalm
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ *
+ */
+
+/**
+ * Test Re-ARM specific configuration values for errors at compile-time.
+ */
+#if ENABLED(SPINDLE_LASER_ENABLE)
+ #if !PIN_EXISTS(SPINDLE_LASER_ENABLE)
+ #error "SPINDLE_LASER_ENABLE requires SPINDLE_LASER_ENABLE_PIN."
+ #elif SPINDLE_DIR_CHANGE && !PIN_EXISTS(SPINDLE_DIR)
+ #error "SPINDLE_DIR_PIN not defined."
+ #elif ENABLED(SPINDLE_LASER_PWM) && PIN_EXISTS(SPINDLE_LASER_PWM)
+ #if !PWM_PIN(SPINDLE_LASER_PWM_PIN)
+ #error "SPINDLE_LASER_PWM_PIN not assigned to a PWM pin."
+ #elif !(SPINDLE_LASER_PWM_PIN == 4 || SPINDLE_LASER_PWM_PIN == 6 || SPINDLE_LASER_PWM_PIN == 11)
+ #error "SPINDLE_LASER_PWM_PIN must use SERVO0, SERVO1 or SERVO3 connector"
+ #elif SPINDLE_LASER_POWERUP_DELAY < 1
+ #error "SPINDLE_LASER_POWERUP_DELAY must be greater than 0."
+ #elif SPINDLE_LASER_POWERDOWN_DELAY < 1
+ #error "SPINDLE_LASER_POWERDOWN_DELAY must be greater than 0."
+ #elif !defined(SPINDLE_LASER_PWM_INVERT)
+ #error "SPINDLE_LASER_PWM_INVERT missing."
+ #elif !defined(SPEED_POWER_SLOPE) || !defined(SPEED_POWER_INTERCEPT) || !defined(SPEED_POWER_MIN) || !defined(SPEED_POWER_MAX)
+ #error "SPINDLE_LASER_PWM equation constant(s) missing."
+ #elif PIN_EXISTS(CASE_LIGHT) && SPINDLE_LASER_PWM_PIN == CASE_LIGHT_PIN
+ #error "SPINDLE_LASER_PWM_PIN is used by CASE_LIGHT_PIN."
+ #elif PIN_EXISTS(E0_AUTO_FAN) && SPINDLE_LASER_PWM_PIN == E0_AUTO_FAN_PIN
+ #error "SPINDLE_LASER_PWM_PIN is used by E0_AUTO_FAN_PIN."
+ #elif PIN_EXISTS(E1_AUTO_FAN) && SPINDLE_LASER_PWM_PIN == E1_AUTO_FAN_PIN
+ #error "SPINDLE_LASER_PWM_PIN is used by E1_AUTO_FAN_PIN."
+ #elif PIN_EXISTS(E2_AUTO_FAN) && SPINDLE_LASER_PWM_PIN == E2_AUTO_FAN_PIN
+ #error "SPINDLE_LASER_PWM_PIN is used by E2_AUTO_FAN_PIN."
+ #elif PIN_EXISTS(E3_AUTO_FAN) && SPINDLE_LASER_PWM_PIN == E3_AUTO_FAN_PIN
+ #error "SPINDLE_LASER_PWM_PIN is used by E3_AUTO_FAN_PIN."
+ #elif PIN_EXISTS(E4_AUTO_FAN) && SPINDLE_LASER_PWM_PIN == E4_AUTO_FAN_PIN
+ #error "SPINDLE_LASER_PWM_PIN is used by E4_AUTO_FAN_PIN."
+ #elif PIN_EXISTS(FAN) && SPINDLE_LASER_PWM_PIN == FAN_PIN
+ #error "SPINDLE_LASER_PWM_PIN is used FAN_PIN."
+ #elif PIN_EXISTS(FAN1) && SPINDLE_LASER_PWM_PIN == FAN1_PIN
+ #error "SPINDLE_LASER_PWM_PIN is used FAN1_PIN."
+ #elif PIN_EXISTS(FAN2) && SPINDLE_LASER_PWM_PIN == FAN2_PIN
+ #error "SPINDLE_LASER_PWM_PIN is used FAN2_PIN."
+ #elif PIN_EXISTS(CONTROLLERFAN) && SPINDLE_LASER_PWM_PIN == CONTROLLERFAN_PIN
+ #error "SPINDLE_LASER_PWM_PIN is used by CONTROLLERFAN_PIN."
+ #endif
+ #endif
+#endif // SPINDLE_LASER_ENABLE
diff --git a/Marlin/src/HAL/HAL_STM32F4/endstop_interrupts.h b/Marlin/src/HAL/HAL_STM32F4/endstop_interrupts.h
new file mode 100644
index 0000000000..cd7d961926
--- /dev/null
+++ b/Marlin/src/HAL/HAL_STM32F4/endstop_interrupts.h
@@ -0,0 +1,77 @@
+/**
+ * Marlin 3D Printer Firmware
+ * Copyright (C) 2016 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ *
+ * Based on Sprinter and grbl.
+ * Copyright (C) 2011 Camiel Gubbels / Erik van der Zalm
+ * Copyright (C) 2017 Victor Perez
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ *
+ */
+
+#ifndef _ENDSTOP_INTERRUPTS_H_
+#define _ENDSTOP_INTERRUPTS_H_
+
+volatile uint8_t e_hit = 0; // Different from 0 when the endstops should be tested in detail.
+ // Must be reset to 0 by the test function when finished.
+
+// This is what is really done inside the interrupts.
+FORCE_INLINE void endstop_ISR_worker( void ) {
+ e_hit = 2; // Because the detection of a e-stop hit has a 1 step debouncer it has to be called at least twice.
+}
+
+// One ISR for all EXT-Interrupts
+void endstop_ISR(void) { endstop_ISR_worker(); }
+
+void setup_endstop_interrupts(void) {
+ #if HAS_X_MAX
+ pinMode(X_MAX_PIN, INPUT);
+ attachInterrupt(X_MAX_PIN, endstop_ISR, CHANGE); // assign it
+ #endif
+ #if HAS_X_MIN
+ pinMode(X_MIN_PIN, INPUT);
+ attachInterrupt(X_MIN_PIN, endstop_ISR, CHANGE);
+ #endif
+ #if HAS_Y_MAX
+ pinMode(Y_MAX_PIN, INPUT);
+ attachInterrupt(Y_MAX_PIN, endstop_ISR, CHANGE);
+ #endif
+ #if HAS_Y_MIN
+ pinMode(Y_MIN_PIN, INPUT);
+ attachInterrupt(Y_MIN_PIN, endstop_ISR, CHANGE);
+ #endif
+ #if HAS_Z_MAX
+ pinMode(Z_MAX_PIN, INPUT);
+ attachInterrupt(Z_MAX_PIN, endstop_ISR, CHANGE);
+ #endif
+ #if HAS_Z_MIN
+ pinMode(Z_MIN_PIN, INPUT);
+ attachInterrupt(Z_MIN_PIN, endstop_ISR, CHANGE);
+ #endif
+ #if HAS_Z2_MAX
+ pinMode(Z2_MAX_PIN, INPUT);
+ attachInterrupt(Z2_MAX_PIN, endstop_ISR, CHANGE);
+ #endif
+ #if HAS_Z2_MIN
+ pinMode(Z2_MIN_PIN, INPUT);
+ attachInterrupt(Z2_MIN_PIN, endstop_ISR, CHANGE);
+ #endif
+ #if HAS_Z_MIN_PROBE_PIN
+ pinMode(Z_MIN_PROBE_PIN, INPUT);
+ attachInterrupt(Z_MIN_PROBE_PIN, endstop_ISR, CHANGE);
+ #endif
+}
+
+#endif //_ENDSTOP_INTERRUPTS_H_
diff --git a/Marlin/src/HAL/HAL_STM32F4/fastio_STM32F4.h b/Marlin/src/HAL/HAL_STM32F4/fastio_STM32F4.h
new file mode 100644
index 0000000000..d22a49ce5e
--- /dev/null
+++ b/Marlin/src/HAL/HAL_STM32F4/fastio_STM32F4.h
@@ -0,0 +1,54 @@
+/**
+ * Marlin 3D Printer Firmware
+ * Copyright (C) 2016 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ *
+ * Based on Sprinter and grbl.
+ * Copyright (C) 2011 Camiel Gubbels / Erik van der Zalm
+ * Copyright (C) 2017 Victor Perez
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ *
+ */
+
+/**
+ * Fast I/O interfaces for STM32F4
+ * These use GPIO functions instead of Direct Port Manipulation, as on AVR.
+ */
+
+#ifndef _FASTIO_STM32F4_H
+#define _FASTIO_STM32F4_H
+
+#define _BV(b) (1 << (b))
+
+#define READ(IO) digitalRead(IO)
+#define WRITE(IO, v) digitalWrite(IO,v)
+#define TOGGLE(IO) do{ _SET_OUTPUT(IO); digitalWrite(IO,!digitalRead(IO)); }while(0)
+#define WRITE_VAR(IO, v) digitalWrite(IO,v)
+
+#define _GET_MODE(IO)
+#define _SET_MODE(IO,M) pinMode(IO, M)
+#define _SET_OUTPUT(IO) pinMode(IO, OUTPUT) /*!< Output Push Pull Mode & GPIO_NOPULL */
+
+#define SET_INPUT(IO) _SET_MODE(IO, INPUT) /*!< Input Floating Mode */
+#define SET_INPUT_PULLUP(IO) _SET_MODE(IO, INPUT_PULLUP) /*!< Input with Pull-up activation */
+#define SET_INPUT_PULLDOW(IO) _SET_MODE(IO, INPUT_PULLDOWN) /*!< Input with Pull-down activation */
+#define SET_OUTPUT(IO) do{ _SET_OUTPUT(IO); WRITE(IO, LOW); }while(0)
+
+#define GET_INPUT(IO)
+#define GET_OUTPUT(IO)
+#define GET_TIMER(IO)
+
+#define OUT_WRITE(IO, v) { _SET_OUTPUT(IO); WRITE(IO, v); }
+
+#endif // _FASTIO_STM32F4_H
diff --git a/Marlin/src/HAL/HAL_STM32F4/persistent_store_impl.cpp b/Marlin/src/HAL/HAL_STM32F4/persistent_store_impl.cpp
new file mode 100644
index 0000000000..0185759839
--- /dev/null
+++ b/Marlin/src/HAL/HAL_STM32F4/persistent_store_impl.cpp
@@ -0,0 +1,75 @@
+/**
+ * Marlin 3D Printer Firmware
+ *
+ * Copyright (C) 2016 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ * Copyright (c) 2016 Bob Cousins bobcousins42@googlemail.com
+ * Copyright (c) 2015-2016 Nico Tonnhofer wurstnase.reprap@gmail.com
+ * Copyright (c) 2016 Victor Perez victor_pv@hotmail.com
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ *
+ */
+
+#ifdef STM32F4
+
+#include "../persistent_store_api.h"
+
+#include "../../inc/MarlinConfig.h"
+
+#if ENABLED(EEPROM_SETTINGS)
+
+namespace HAL {
+namespace PersistentStore {
+
+bool access_start() { return true; }
+
+bool access_finish() { return true; }
+
+bool write_data(int &pos, const uint8_t *value, uint16_t size, uint16_t *crc) {
+ while (size--) {
+ uint8_t * const p = (uint8_t * const)pos;
+ uint8_t v = *value;
+ // EEPROM has only ~100,000 write cycles,
+ // so only write bytes that have changed!
+ if (v != eeprom_read_byte(p)) {
+ eeprom_write_byte(p, v);
+ if (eeprom_read_byte(p) != v) {
+ SERIAL_ECHO_START();
+ SERIAL_ECHOLNPGM(MSG_ERR_EEPROM_WRITE);
+ return true;
+ }
+ }
+ crc16(crc, &v, 1);
+ pos++;
+ value++;
+ };
+ return false;
+}
+
+bool read_data(int &pos, uint8_t* value, uint16_t size, uint16_t *crc, const bool writing) {
+ do {
+ uint8_t c = eeprom_read_byte((unsigned char*)pos);
+ if (writing) *value = c;
+ crc16(crc, &c, 1);
+ pos++;
+ value++;
+ } while (--size);
+ return false;
+}
+
+} // PersistentStore
+} // HAL
+
+#endif // EEPROM_SETTINGS
+#endif // STM32F4
diff --git a/Marlin/src/HAL/HAL_STM32F4/pinsDebug.h b/Marlin/src/HAL/HAL_STM32F4/pinsDebug.h
new file mode 100644
index 0000000000..e5022f79a4
--- /dev/null
+++ b/Marlin/src/HAL/HAL_STM32F4/pinsDebug.h
@@ -0,0 +1 @@
+#error Debug pins is not supported on this Platform!
diff --git a/Marlin/src/HAL/HAL_STM32F4/spi_pins.h b/Marlin/src/HAL/HAL_STM32F4/spi_pins.h
new file mode 100644
index 0000000000..f178ac8107
--- /dev/null
+++ b/Marlin/src/HAL/HAL_STM32F4/spi_pins.h
@@ -0,0 +1,41 @@
+/**
+* Marlin 3D Printer Firmware
+* Copyright (C) 2016 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+*
+* This program is free software: you can redistribute it and/or modify
+* it under the terms of the GNU General Public License as published by
+* the Free Software Foundation, either version 3 of the License, or
+* (at your option) any later version.
+*
+* This program is distributed in the hope that it will be useful,
+* but WITHOUT ANY WARRANTY; without even the implied warranty of
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+* GNU General Public License for more details.
+*
+* You should have received a copy of the GNU General Public License
+* along with this program. If not, see .
+*
+*/
+
+#ifndef SPI_PINS_H_
+#define SPI_PINS_H_
+
+
+/**
+ * Define SPI Pins: SCK, MISO, MOSI, SS
+ *
+ */
+#ifndef SCK_PIN
+ #define SCK_PIN PA5
+#endif
+#ifndef MISO_PIN
+ #define MISO_PIN PA6
+#endif
+#ifndef MOSI_PIN
+ #define MOSI_PIN PA7
+#endif
+#ifndef SS_PIN
+ #define SS_PIN PA8
+#endif
+
+#endif // SPI_PINS_H_
diff --git a/Marlin/src/HAL/HAL_STM32F4/watchdog_STM32F4.cpp b/Marlin/src/HAL/HAL_STM32F4/watchdog_STM32F4.cpp
new file mode 100644
index 0000000000..dfe597b23a
--- /dev/null
+++ b/Marlin/src/HAL/HAL_STM32F4/watchdog_STM32F4.cpp
@@ -0,0 +1,57 @@
+/**
+ * Marlin 3D Printer Firmware
+ * Copyright (C) 2016 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ *
+ * Based on Sprinter and grbl.
+ * Copyright (C) 2011 Camiel Gubbels / Erik van der Zalm
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ *
+ */
+
+#ifdef STM32F4
+
+#include "../../inc/MarlinConfig.h"
+
+#if ENABLED(USE_WATCHDOG)
+
+ #include "watchdog_STM32F4.h"
+
+ IWDG_HandleTypeDef hiwdg;
+
+ void watchdog_init() {
+ hiwdg.Instance = IWDG;
+ hiwdg.Init.Prescaler = IWDG_PRESCALER_32; //32kHz LSI clock and 32x prescalar = 1024Hz IWDG clock
+ hiwdg.Init.Reload = 4095; //4095 counts = 4 seconds at 1024Hz
+ if (HAL_IWDG_Init(&hiwdg) != HAL_OK) {
+ //Error_Handler();
+ }
+ }
+
+ void watchdog_reset() {
+ /* Refresh IWDG: reload counter */
+ if (HAL_IWDG_Refresh(&hiwdg) != HAL_OK) {
+ /* Refresh Error */
+ //Error_Handler();
+ }
+ else {
+ #if PIN_EXISTS(LED)
+ TOGGLE(LED_PIN); // heart beat indicator
+ #endif
+ }
+ }
+
+#endif // USE_WATCHDOG
+
+#endif // STM32F4
diff --git a/Marlin/src/HAL/HAL_STM32F4/watchdog_STM32F4.h b/Marlin/src/HAL/HAL_STM32F4/watchdog_STM32F4.h
new file mode 100644
index 0000000000..aace2329ef
--- /dev/null
+++ b/Marlin/src/HAL/HAL_STM32F4/watchdog_STM32F4.h
@@ -0,0 +1,33 @@
+/**
+* Marlin 3D Printer Firmware
+* Copyright (C) 2016 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+*
+* Based on Sprinter and grbl.
+* Copyright (C) 2011 Camiel Gubbels / Erik van der Zalm
+*
+* This program is free software: you can redistribute it and/or modify
+* it under the terms of the GNU General Public License as published by
+* the Free Software Foundation, either version 3 of the License, or
+* (at your option) any later version.
+*
+* This program is distributed in the hope that it will be useful,
+* but WITHOUT ANY WARRANTY; without even the implied warranty of
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+* GNU General Public License for more details.
+*
+* You should have received a copy of the GNU General Public License
+* along with this program. If not, see .
+*
+*/
+
+#ifndef WATCHDOG_STM32F4_H
+#define WATCHDOG_STM32F4_H
+
+#include "../../inc/MarlinConfig.h"
+
+extern IWDG_HandleTypeDef hiwdg;
+
+void watchdog_init();
+void watchdog_reset();
+
+#endif // WATCHDOG_STM32F1_H
diff --git a/Marlin/src/HAL/platforms.h b/Marlin/src/HAL/platforms.h
index 0045e44399..e0387cf991 100644
--- a/Marlin/src/HAL/platforms.h
+++ b/Marlin/src/HAL/platforms.h
@@ -13,6 +13,8 @@
#define HAL_PLATFORM HAL_LPC1768
#elif defined(__STM32F1__) || defined(TARGET_STM32F1)
#define HAL_PLATFORM HAL_STM32F1
+#elif defined(STM32F4)
+ #define HAL_PLATFORM HAL_STM32F4
#elif defined(STM32F7)
#define HAL_PLATFORM HAL_STM32F7
#else
diff --git a/Marlin/src/HAL/servo.cpp b/Marlin/src/HAL/servo.cpp
index 26cf9533b4..9635f92c43 100644
--- a/Marlin/src/HAL/servo.cpp
+++ b/Marlin/src/HAL/servo.cpp
@@ -54,7 +54,7 @@
#include "../inc/MarlinConfig.h"
-#if HAS_SERVOS && !(IS_32BIT_TEENSY || defined(TARGET_LPC1768))
+#if HAS_SERVOS && !(IS_32BIT_TEENSY || defined(TARGET_LPC1768) || defined(STM32F4))
//#include
#include "servo.h"
diff --git a/Marlin/src/HAL/servo.h b/Marlin/src/HAL/servo.h
index 7c521da0b5..9f47dbede1 100644
--- a/Marlin/src/HAL/servo.h
+++ b/Marlin/src/HAL/servo.h
@@ -74,7 +74,8 @@
#elif defined(TARGET_LPC1768)
#include "HAL_LPC1768/LPC1768_Servo.h"
-
+#elif defined(STM32F4)
+ #include "HAL_STM32F4/HAL_Servo_STM32F4.h"
#else
#include
diff --git a/Marlin/src/backtrace/unwmemaccess.cpp b/Marlin/src/backtrace/unwmemaccess.cpp
index f7041d52d6..02b46519c5 100644
--- a/Marlin/src/backtrace/unwmemaccess.cpp
+++ b/Marlin/src/backtrace/unwmemaccess.cpp
@@ -62,6 +62,17 @@
#define END_FLASH_ADDR 0x00080000
#endif
+#ifdef STM32F4
+// For STM32F407VET
+// SRAM (0x20000000 - 0x20030000) (192kb)
+// FLASH (0x08000000 - 0x08080000) (512kb)
+//
+#define START_SRAM_ADDR 0x20000000
+#define END_SRAM_ADDR 0x20030000
+#define START_FLASH_ADDR 0x08000000
+#define END_FLASH_ADDR 0x08080000
+#endif
+
#ifdef STM32F7
// For STM32F765 in BORG
// SRAM (0x20000000 - 0x20080000) (512kb)
diff --git a/Marlin/src/config/examples/STM32F4/Configuration.h b/Marlin/src/config/examples/STM32F4/Configuration.h
new file mode 100644
index 0000000000..c0e332efe7
--- /dev/null
+++ b/Marlin/src/config/examples/STM32F4/Configuration.h
@@ -0,0 +1,1868 @@
+/**
+ * Marlin 3D Printer Firmware
+ * Copyright (C) 2016 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ *
+ * Based on Sprinter and grbl.
+ * Copyright (C) 2011 Camiel Gubbels / Erik van der Zalm
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ *
+ */
+
+/**
+ * Configuration.h
+ *
+ * Basic settings such as:
+ *
+ * - Type of electronics
+ * - Type of temperature sensor
+ * - Printer geometry
+ * - Endstop configuration
+ * - LCD controller
+ * - Extra features
+ *
+ * Advanced settings can be found in Configuration_adv.h
+ *
+ */
+#ifndef CONFIGURATION_H
+#define CONFIGURATION_H
+#define CONFIGURATION_H_VERSION 020000
+
+//===========================================================================
+//============================= Getting Started =============================
+//===========================================================================
+
+/**
+ * Here are some standard links for getting your machine calibrated:
+ *
+ * http://reprap.org/wiki/Calibration
+ * http://youtu.be/wAL9d7FgInk
+ * http://calculator.josefprusa.cz
+ * http://reprap.org/wiki/Triffid_Hunter%27s_Calibration_Guide
+ * http://www.thingiverse.com/thing:5573
+ * https://sites.google.com/site/repraplogphase/calibration-of-your-reprap
+ * http://www.thingiverse.com/thing:298812
+ */
+
+//===========================================================================
+//============================= DELTA Printer ===============================
+//===========================================================================
+// For a Delta printer start with one of the configuration files in the
+// config/examples/delta directory and customize for your machine.
+//
+
+//===========================================================================
+//============================= SCARA Printer ===============================
+//===========================================================================
+// For a SCARA printer start with the configuration files in
+// config/examples/SCARA and customize for your machine.
+//
+
+// @section info
+
+// User-specified version info of this build to display in [Pronterface, etc] terminal window during
+// startup. Implementation of an idea by Prof Braino to inform user that any changes made to this
+// build by the user have been successfully uploaded into firmware.
+#define STRING_CONFIG_H_AUTHOR "(none, default config)" // Who made the changes.
+#define SHOW_BOOTSCREEN
+#define STRING_SPLASH_LINE1 SHORT_BUILD_VERSION // will be shown during bootup in line 1
+#define STRING_SPLASH_LINE2 WEBSITE_URL // will be shown during bootup in line 2
+
+/**
+ * *** VENDORS PLEASE READ ***
+ *
+ * Marlin allows you to add a custom boot image for Graphical LCDs.
+ * With this option Marlin will first show your custom screen followed
+ * by the standard Marlin logo with version number and web URL.
+ *
+ * We encourage you to take advantage of this new feature and we also
+ * respecfully request that you retain the unmodified Marlin boot screen.
+ */
+
+// Enable to show the bitmap in Marlin/_Bootscreen.h on startup.
+//#define SHOW_CUSTOM_BOOTSCREEN
+
+// Enable to show the bitmap in Marlin/_Statusscreen.h on the status screen.
+//#define CUSTOM_STATUS_SCREEN_IMAGE
+
+// @section machine
+
+/**
+ * Select the serial port on the board to use for communication with the host.
+ * This allows the connection of wireless adapters (for instance) to non-default port pins.
+ * Note: The first serial port (-1 or 0) will always be used by the Arduino bootloader.
+ *
+ * :[-1, 0, 1, 2, 3, 4, 5, 6, 7]
+ */
+#define SERIAL_PORT -1
+
+/**
+ * Select a secondary serial port on the board to use for communication with the host.
+ * This allows the connection of wireless adapters (for instance) to non-default port pins.
+ * Serial port -1 is the USB emulated serial port, if available.
+ *
+ * :[-1, 0, 1, 2, 3, 4, 5, 6, 7]
+ */
+//#define SERIAL_PORT_2 -1
+
+/**
+ * This setting determines the communication speed of the printer.
+ *
+ * 250000 works in most cases, but you might try a lower speed if
+ * you commonly experience drop-outs during host printing.
+ * You may try up to 1000000 to speed up SD file transfer.
+ *
+ * :[2400, 9600, 19200, 38400, 57600, 115200, 250000, 500000, 1000000]
+ */
+#define BAUDRATE 250000
+
+// Enable the Bluetooth serial interface on AT90USB devices
+//#define BLUETOOTH
+
+// The following define selects which electronics board you have.
+// Please choose the name from boards.h that matches your setup
+#ifndef MOTHERBOARD
+ #define MOTHERBOARD BOARD_STM32F4
+#endif
+
+// Optional custom name for your RepStrap or other custom machine
+// Displayed in the LCD "Ready" message
+//#define CUSTOM_MACHINE_NAME "3D Printer"
+
+// Define this to set a unique identifier for this printer, (Used by some programs to differentiate between machines)
+// You can use an online service to generate a random UUID. (eg http://www.uuidgenerator.net/version4)
+//#define MACHINE_UUID "00000000-0000-0000-0000-000000000000"
+
+// @section extruder
+
+// This defines the number of extruders
+// :[1, 2, 3, 4, 5]
+#define EXTRUDERS 1
+
+// Generally expected filament diameter (1.75, 2.85, 3.0, ...). Used for Volumetric, Filament Width Sensor, etc.
+#define DEFAULT_NOMINAL_FILAMENT_DIA 3.0
+
+// For Cyclops or any "multi-extruder" that shares a single nozzle.
+//#define SINGLENOZZLE
+
+/**
+ * Průša MK2 Single Nozzle Multi-Material Multiplexer, and variants.
+ *
+ * This device allows one stepper driver on a control board to drive
+ * two to eight stepper motors, one at a time, in a manner suitable
+ * for extruders.
+ *
+ * This option only allows the multiplexer to switch on tool-change.
+ * Additional options to configure custom E moves are pending.
+ */
+//#define MK2_MULTIPLEXER
+#if ENABLED(MK2_MULTIPLEXER)
+ // Override the default DIO selector pins here, if needed.
+ // Some pins files may provide defaults for these pins.
+ //#define E_MUX0_PIN 40 // Always Required
+ //#define E_MUX1_PIN 42 // Needed for 3 to 8 steppers
+ //#define E_MUX2_PIN 44 // Needed for 5 to 8 steppers
+#endif
+
+// A dual extruder that uses a single stepper motor
+//#define SWITCHING_EXTRUDER
+#if ENABLED(SWITCHING_EXTRUDER)
+ #define SWITCHING_EXTRUDER_SERVO_NR 0
+ #define SWITCHING_EXTRUDER_SERVO_ANGLES { 0, 90 } // Angles for E0, E1[, E2, E3]
+ #if EXTRUDERS > 3
+ #define SWITCHING_EXTRUDER_E23_SERVO_NR 1
+ #endif
+#endif
+
+// A dual-nozzle that uses a servomotor to raise/lower one of the nozzles
+//#define SWITCHING_NOZZLE
+#if ENABLED(SWITCHING_NOZZLE)
+ #define SWITCHING_NOZZLE_SERVO_NR 0
+ #define SWITCHING_NOZZLE_SERVO_ANGLES { 0, 90 } // Angles for E0, E1
+ //#define HOTEND_OFFSET_Z { 0.0, 0.0 }
+#endif
+
+/**
+ * Two separate X-carriages with extruders that connect to a moving part
+ * via a magnetic docking mechanism. Requires SOL1_PIN and SOL2_PIN.
+ */
+//#define PARKING_EXTRUDER
+#if ENABLED(PARKING_EXTRUDER)
+ #define PARKING_EXTRUDER_SOLENOIDS_INVERT // If enabled, the solenoid is NOT magnetized with applied voltage
+ #define PARKING_EXTRUDER_SOLENOIDS_PINS_ACTIVE LOW // LOW or HIGH pin signal energizes the coil
+ #define PARKING_EXTRUDER_SOLENOIDS_DELAY 250 // Delay (ms) for magnetic field. No delay if 0 or not defined.
+ #define PARKING_EXTRUDER_PARKING_X { -78, 184 } // X positions for parking the extruders
+ #define PARKING_EXTRUDER_GRAB_DISTANCE 1 // mm to move beyond the parking point to grab the extruder
+ #define PARKING_EXTRUDER_SECURITY_RAISE 5 // Z-raise before parking
+ #define HOTEND_OFFSET_Z { 0.0, 1.3 } // Z-offsets of the two hotends. The first must be 0.
+#endif
+
+/**
+ * "Mixing Extruder"
+ * - Adds a new code, M165, to set the current mix factors.
+ * - Extends the stepping routines to move multiple steppers in proportion to the mix.
+ * - Optional support for Repetier Firmware M163, M164, and virtual extruder.
+ * - This implementation supports only a single extruder.
+ * - Enable DIRECT_MIXING_IN_G1 for Pia Taubert's reference implementation
+ */
+//#define MIXING_EXTRUDER
+#if ENABLED(MIXING_EXTRUDER)
+ #define MIXING_STEPPERS 2 // Number of steppers in your mixing extruder
+ #define MIXING_VIRTUAL_TOOLS 16 // Use the Virtual Tool method with M163 and M164
+ //#define DIRECT_MIXING_IN_G1 // Allow ABCDHI mix factors in G1 movement commands
+#endif
+
+// Offset of the extruders (uncomment if using more than one and relying on firmware to position when changing).
+// The offset has to be X=0, Y=0 for the extruder 0 hotend (default extruder).
+// For the other hotends it is their distance from the extruder 0 hotend.
+//#define HOTEND_OFFSET_X {0.0, 20.00} // (in mm) for each extruder, offset of the hotend on the X axis
+//#define HOTEND_OFFSET_Y {0.0, 5.00} // (in mm) for each extruder, offset of the hotend on the Y axis
+
+// @section machine
+
+/**
+ * Select your power supply here. Use 0 if you haven't connected the PS_ON_PIN
+ *
+ * 0 = No Power Switch
+ * 1 = ATX
+ * 2 = X-Box 360 203Watts (the blue wire connected to PS_ON and the red wire to VCC)
+ *
+ * :{ 0:'No power switch', 1:'ATX', 2:'X-Box 360' }
+ */
+#define POWER_SUPPLY 0
+
+#if POWER_SUPPLY > 0
+ // Enable this option to leave the PSU off at startup.
+ // Power to steppers and heaters will need to be turned on with M80.
+ //#define PS_DEFAULT_OFF
+
+ //#define AUTO_POWER_CONTROL // Enable automatic control of the PS_ON pin
+ #if ENABLED(AUTO_POWER_CONTROL)
+ #define AUTO_POWER_FANS // Turn on PSU if fans need power
+ #define AUTO_POWER_E_FANS
+ #define AUTO_POWER_CONTROLLERFAN
+ #define POWER_TIMEOUT 30
+ #endif
+
+#endif
+
+// @section temperature
+
+//===========================================================================
+//============================= Thermal Settings ============================
+//===========================================================================
+
+/**
+ * --NORMAL IS 4.7kohm PULLUP!-- 1kohm pullup can be used on hotend sensor, using correct resistor and table
+ *
+ * Temperature sensors available:
+ *
+ * -3 : thermocouple with MAX31855 (only for sensor 0)
+ * -2 : thermocouple with MAX6675 (only for sensor 0)
+ * -1 : thermocouple with AD595
+ * 0 : not used
+ * 1 : 100k thermistor - best choice for EPCOS 100k (4.7k pullup)
+ * 2 : 200k thermistor - ATC Semitec 204GT-2 (4.7k pullup)
+ * 3 : Mendel-parts thermistor (4.7k pullup)
+ * 4 : 10k thermistor !! do not use it for a hotend. It gives bad resolution at high temp. !!
+ * 5 : 100K thermistor - ATC Semitec 104GT-2/104NT-4-R025H42G (Used in ParCan & J-Head) (4.7k pullup)
+ * 6 : 100k EPCOS - Not as accurate as table 1 (created using a fluke thermocouple) (4.7k pullup)
+ * 7 : 100k Honeywell thermistor 135-104LAG-J01 (4.7k pullup)
+ * 71 : 100k Honeywell thermistor 135-104LAF-J01 (4.7k pullup)
+ * 8 : 100k 0603 SMD Vishay NTCS0603E3104FXT (4.7k pullup)
+ * 9 : 100k GE Sensing AL03006-58.2K-97-G1 (4.7k pullup)
+ * 10 : 100k RS thermistor 198-961 (4.7k pullup)
+ * 11 : 100k beta 3950 1% thermistor (4.7k pullup)
+ * 12 : 100k 0603 SMD Vishay NTCS0603E3104FXT (4.7k pullup) (calibrated for Makibox hot bed)
+ * 13 : 100k Hisens 3950 1% up to 300°C for hotend "Simple ONE " & "Hotend "All In ONE"
+ * 15 : 100k thermistor calibration for JGAurora A5 hotend
+ * 20 : the PT100 circuit found in the Ultimainboard V2.x
+ * 60 : 100k Maker's Tool Works Kapton Bed Thermistor beta=3950
+ * 66 : 4.7M High Temperature thermistor from Dyze Design
+ * 70 : the 100K thermistor found in the bq Hephestos 2
+ * 75 : 100k Generic Silicon Heat Pad with NTC 100K MGB18-104F39050L32 thermistor
+ *
+ * 1k ohm pullup tables - This is atypical, and requires changing out the 4.7k pullup for 1k.
+ * (but gives greater accuracy and more stable PID)
+ * 51 : 100k thermistor - EPCOS (1k pullup)
+ * 52 : 200k thermistor - ATC Semitec 204GT-2 (1k pullup)
+ * 55 : 100k thermistor - ATC Semitec 104GT-2 (Used in ParCan & J-Head) (1k pullup)
+ *
+ * 1047 : Pt1000 with 4k7 pullup
+ * 1010 : Pt1000 with 1k pullup (non standard)
+ * 147 : Pt100 with 4k7 pullup
+ * 110 : Pt100 with 1k pullup (non standard)
+ *
+ * Use these for Testing or Development purposes. NEVER for production machine.
+ * 998 : Dummy Table that ALWAYS reads 25°C or the temperature defined below.
+ * 999 : Dummy Table that ALWAYS reads 100°C or the temperature defined below.
+ *
+ * :{ '0': "Not used", '1':"100k / 4.7k - EPCOS", '2':"200k / 4.7k - ATC Semitec 204GT-2", '3':"Mendel-parts / 4.7k", '4':"10k !! do not use for a hotend. Bad resolution at high temp. !!", '5':"100K / 4.7k - ATC Semitec 104GT-2 (Used in ParCan & J-Head)", '6':"100k / 4.7k EPCOS - Not as accurate as Table 1", '7':"100k / 4.7k Honeywell 135-104LAG-J01", '8':"100k / 4.7k 0603 SMD Vishay NTCS0603E3104FXT", '9':"100k / 4.7k GE Sensing AL03006-58.2K-97-G1", '10':"100k / 4.7k RS 198-961", '11':"100k / 4.7k beta 3950 1%", '12':"100k / 4.7k 0603 SMD Vishay NTCS0603E3104FXT (calibrated for Makibox hot bed)", '13':"100k Hisens 3950 1% up to 300°C for hotend 'Simple ONE ' & hotend 'All In ONE'", '20':"PT100 (Ultimainboard V2.x)", '51':"100k / 1k - EPCOS", '52':"200k / 1k - ATC Semitec 204GT-2", '55':"100k / 1k - ATC Semitec 104GT-2 (Used in ParCan & J-Head)", '60':"100k Maker's Tool Works Kapton Bed Thermistor beta=3950", '66':"Dyze Design 4.7M High Temperature thermistor", '70':"the 100K thermistor found in the bq Hephestos 2", '71':"100k / 4.7k Honeywell 135-104LAF-J01", '147':"Pt100 / 4.7k", '1047':"Pt1000 / 4.7k", '110':"Pt100 / 1k (non-standard)", '1010':"Pt1000 / 1k (non standard)", '-3':"Thermocouple + MAX31855 (only for sensor 0)", '-2':"Thermocouple + MAX6675 (only for sensor 0)", '-1':"Thermocouple + AD595",'998':"Dummy 1", '999':"Dummy 2" }
+ */
+#define TEMP_SENSOR_0 1
+#define TEMP_SENSOR_1 0
+#define TEMP_SENSOR_2 0
+#define TEMP_SENSOR_3 0
+#define TEMP_SENSOR_4 0
+#define TEMP_SENSOR_BED 0
+#define TEMP_SENSOR_CHAMBER 0
+
+// Dummy thermistor constant temperature readings, for use with 998 and 999
+#define DUMMY_THERMISTOR_998_VALUE 25
+#define DUMMY_THERMISTOR_999_VALUE 100
+
+// Use temp sensor 1 as a redundant sensor with sensor 0. If the readings
+// from the two sensors differ too much the print will be aborted.
+//#define TEMP_SENSOR_1_AS_REDUNDANT
+#define MAX_REDUNDANT_TEMP_SENSOR_DIFF 10
+
+// Extruder temperature must be close to target for this long before M109 returns success
+#define TEMP_RESIDENCY_TIME 10 // (seconds)
+#define TEMP_HYSTERESIS 3 // (degC) range of +/- temperatures considered "close" to the target one
+#define TEMP_WINDOW 1 // (degC) Window around target to start the residency timer x degC early.
+
+// Bed temperature must be close to target for this long before M190 returns success
+#define TEMP_BED_RESIDENCY_TIME 10 // (seconds)
+#define TEMP_BED_HYSTERESIS 3 // (degC) range of +/- temperatures considered "close" to the target one
+#define TEMP_BED_WINDOW 1 // (degC) Window around target to start the residency timer x degC early.
+
+// The minimal temperature defines the temperature below which the heater will not be enabled It is used
+// to check that the wiring to the thermistor is not broken.
+// Otherwise this would lead to the heater being powered on all the time.
+#define HEATER_0_MINTEMP 5
+#define HEATER_1_MINTEMP 5
+#define HEATER_2_MINTEMP 5
+#define HEATER_3_MINTEMP 5
+#define HEATER_4_MINTEMP 5
+#define BED_MINTEMP 5
+
+// When temperature exceeds max temp, your heater will be switched off.
+// This feature exists to protect your hotend from overheating accidentally, but *NOT* from thermistor short/failure!
+// You should use MINTEMP for thermistor short/failure protection.
+#define HEATER_0_MAXTEMP 275
+#define HEATER_1_MAXTEMP 275
+#define HEATER_2_MAXTEMP 275
+#define HEATER_3_MAXTEMP 275
+#define HEATER_4_MAXTEMP 275
+#define BED_MAXTEMP 150
+
+//===========================================================================
+//============================= PID Settings ================================
+//===========================================================================
+// PID Tuning Guide here: http://reprap.org/wiki/PID_Tuning
+
+// Comment the following line to disable PID and enable bang-bang.
+#define PIDTEMP
+#define BANG_MAX 255 // Limits current to nozzle while in bang-bang mode; 255=full current
+#define PID_MAX BANG_MAX // Limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define PID_K1 0.95 // Smoothing factor within any PID loop
+#if ENABLED(PIDTEMP)
+ //#define PID_AUTOTUNE_MENU // Add PID Autotune to the LCD "Temperature" menu to run M303 and apply the result.
+ //#define PID_DEBUG // Sends debug data to the serial port.
+ //#define PID_OPENLOOP 1 // Puts PID in open loop. M104/M140 sets the output power from 0 to PID_MAX
+ //#define SLOW_PWM_HEATERS // PWM with very low frequency (roughly 0.125Hz=8s) and minimum state time of approximately 1s useful for heaters driven by a relay
+ //#define PID_PARAMS_PER_HOTEND // Uses separate PID parameters for each extruder (useful for mismatched extruders)
+ // Set/get with gcode: M301 E[extruder number, 0-2]
+ #define PID_FUNCTIONAL_RANGE 10 // If the temperature difference between the target temperature and the actual temperature
+ // is more than PID_FUNCTIONAL_RANGE then the PID will be shut off and the heater will be set to min/max.
+
+ // If you are using a pre-configured hotend then you can use one of the value sets by uncommenting it
+
+ // Ultimaker
+ #define DEFAULT_Kp 22.2
+ #define DEFAULT_Ki 1.08
+ #define DEFAULT_Kd 114
+
+ // MakerGear
+ //#define DEFAULT_Kp 7.0
+ //#define DEFAULT_Ki 0.1
+ //#define DEFAULT_Kd 12
+
+ // Mendel Parts V9 on 12V
+ //#define DEFAULT_Kp 63.0
+ //#define DEFAULT_Ki 2.25
+ //#define DEFAULT_Kd 440
+
+#endif // PIDTEMP
+
+//===========================================================================
+//============================= PID > Bed Temperature Control ===============
+//===========================================================================
+
+/**
+ * PID Bed Heating
+ *
+ * If this option is enabled set PID constants below.
+ * If this option is disabled, bang-bang will be used and BED_LIMIT_SWITCHING will enable hysteresis.
+ *
+ * The PID frequency will be the same as the extruder PWM.
+ * If PID_dT is the default, and correct for the hardware/configuration, that means 7.689Hz,
+ * which is fine for driving a square wave into a resistive load and does not significantly
+ * impact FET heating. This also works fine on a Fotek SSR-10DA Solid State Relay into a 250W
+ * heater. If your configuration is significantly different than this and you don't understand
+ * the issues involved, don't use bed PID until someone else verifies that your hardware works.
+ */
+//#define PIDTEMPBED
+
+//#define BED_LIMIT_SWITCHING
+
+/**
+ * Max Bed Power
+ * Applies to all forms of bed control (PID, bang-bang, and bang-bang with hysteresis).
+ * When set to any value below 255, enables a form of PWM to the bed that acts like a divider
+ * so don't use it unless you are OK with PWM on your bed. (See the comment on enabling PIDTEMPBED)
+ */
+#define MAX_BED_POWER 255 // limits duty cycle to bed; 255=full current
+
+#if ENABLED(PIDTEMPBED)
+
+ //#define PID_BED_DEBUG // Sends debug data to the serial port.
+
+ //120V 250W silicone heater into 4mm borosilicate (MendelMax 1.5+)
+ //from FOPDT model - kp=.39 Tp=405 Tdead=66, Tc set to 79.2, aggressive factor of .15 (vs .1, 1, 10)
+ #define DEFAULT_bedKp 10.00
+ #define DEFAULT_bedKi .023
+ #define DEFAULT_bedKd 305.4
+
+ //120V 250W silicone heater into 4mm borosilicate (MendelMax 1.5+)
+ //from pidautotune
+ //#define DEFAULT_bedKp 97.1
+ //#define DEFAULT_bedKi 1.41
+ //#define DEFAULT_bedKd 1675.16
+
+ // FIND YOUR OWN: "M303 E-1 C8 S90" to run autotune on the bed at 90 degreesC for 8 cycles.
+#endif // PIDTEMPBED
+
+// @section extruder
+
+// This option prevents extrusion if the temperature is below EXTRUDE_MINTEMP.
+// It also enables the M302 command to set the minimum extrusion temperature
+// or to allow moving the extruder regardless of the hotend temperature.
+// *** IT IS HIGHLY RECOMMENDED TO LEAVE THIS OPTION ENABLED! ***
+#define PREVENT_COLD_EXTRUSION
+#define EXTRUDE_MINTEMP 170
+
+// This option prevents a single extrusion longer than EXTRUDE_MAXLENGTH.
+// Note that for Bowden Extruders a too-small value here may prevent loading.
+#define PREVENT_LENGTHY_EXTRUDE
+#define EXTRUDE_MAXLENGTH 200
+
+//===========================================================================
+//======================== Thermal Runaway Protection =======================
+//===========================================================================
+
+/**
+ * Thermal Protection provides additional protection to your printer from damage
+ * and fire. Marlin always includes safe min and max temperature ranges which
+ * protect against a broken or disconnected thermistor wire.
+ *
+ * The issue: If a thermistor falls out, it will report the much lower
+ * temperature of the air in the room, and the the firmware will keep
+ * the heater on.
+ *
+ * If you get "Thermal Runaway" or "Heating failed" errors the
+ * details can be tuned in Configuration_adv.h
+ */
+
+#define THERMAL_PROTECTION_HOTENDS // Enable thermal protection for all extruders
+#define THERMAL_PROTECTION_BED // Enable thermal protection for the heated bed
+
+//===========================================================================
+//============================= Mechanical Settings =========================
+//===========================================================================
+
+// @section machine
+
+// Uncomment one of these options to enable CoreXY, CoreXZ, or CoreYZ kinematics
+// either in the usual order or reversed
+//#define COREXY
+//#define COREXZ
+//#define COREYZ
+//#define COREYX
+//#define COREZX
+//#define COREZY
+
+//===========================================================================
+//============================== Endstop Settings ===========================
+//===========================================================================
+
+// @section homing
+
+// Specify here all the endstop connectors that are connected to any endstop or probe.
+// Almost all printers will be using one per axis. Probes will use one or more of the
+// extra connectors. Leave undefined any used for non-endstop and non-probe purposes.
+#define USE_XMIN_PLUG
+#define USE_YMIN_PLUG
+#define USE_ZMIN_PLUG
+//#define USE_XMAX_PLUG
+//#define USE_YMAX_PLUG
+//#define USE_ZMAX_PLUG
+
+// Enable pullup for all endstops to prevent a floating state
+#define ENDSTOPPULLUPS
+#if DISABLED(ENDSTOPPULLUPS)
+ // Disable ENDSTOPPULLUPS to set pullups individually
+ //#define ENDSTOPPULLUP_XMAX
+ //#define ENDSTOPPULLUP_YMAX
+ //#define ENDSTOPPULLUP_ZMAX
+ //#define ENDSTOPPULLUP_XMIN
+ //#define ENDSTOPPULLUP_YMIN
+ //#define ENDSTOPPULLUP_ZMIN
+ //#define ENDSTOPPULLUP_ZMIN_PROBE
+#endif
+
+// Enable pulldown for all endstops to prevent a floating state
+//#define ENDSTOPPULLDOWNS
+#if DISABLED(ENDSTOPPULLDOWNS)
+ // Disable ENDSTOPPULLDOWNS to set pulldowns individually
+ //#define ENDSTOPPULLDOWN_XMAX
+ //#define ENDSTOPPULLDOWN_YMAX
+ //#define ENDSTOPPULLDOWN_ZMAX
+ //#define ENDSTOPPULLDOWN_XMIN
+ //#define ENDSTOPPULLDOWN_YMIN
+ //#define ENDSTOPPULLDOWN_ZMIN
+ //#define ENDSTOPPULLDOWN_ZMIN_PROBE
+#endif
+
+// Mechanical endstop with COM to ground and NC to Signal uses "false" here (most common setup).
+#define X_MIN_ENDSTOP_INVERTING false // set to true to invert the logic of the endstop.
+#define Y_MIN_ENDSTOP_INVERTING false // set to true to invert the logic of the endstop.
+#define Z_MIN_ENDSTOP_INVERTING false // set to true to invert the logic of the endstop.
+#define X_MAX_ENDSTOP_INVERTING false // set to true to invert the logic of the endstop.
+#define Y_MAX_ENDSTOP_INVERTING false // set to true to invert the logic of the endstop.
+#define Z_MAX_ENDSTOP_INVERTING false // set to true to invert the logic of the endstop.
+#define Z_MIN_PROBE_ENDSTOP_INVERTING false // set to true to invert the logic of the probe.
+
+// Enable this feature if all enabled endstop pins are interrupt-capable.
+// This will remove the need to poll the interrupt pins, saving many CPU cycles.
+//#define ENDSTOP_INTERRUPTS_FEATURE
+
+//=============================================================================
+//============================== Movement Settings ============================
+//=============================================================================
+// @section motion
+
+/**
+ * Default Settings
+ *
+ * These settings can be reset by M502
+ *
+ * Note that if EEPROM is enabled, saved values will override these.
+ */
+
+/**
+ * With this option each E stepper can have its own factors for the
+ * following movement settings. If fewer factors are given than the
+ * total number of extruders, the last value applies to the rest.
+ */
+//#define DISTINCT_E_FACTORS
+
+/**
+ * Default Axis Steps Per Unit (steps/mm)
+ * Override with M92
+ * X, Y, Z, E0 [, E1[, E2[, E3[, E4]]]]
+ */
+#define DEFAULT_AXIS_STEPS_PER_UNIT { 80, 80, 4000, 500 }
+
+/**
+ * Default Max Feed Rate (mm/s)
+ * Override with M203
+ * X, Y, Z, E0 [, E1[, E2[, E3[, E4]]]]
+ */
+#define DEFAULT_MAX_FEEDRATE { 300, 300, 5, 25 }
+
+/**
+ * Default Max Acceleration (change/s) change = mm/s
+ * (Maximum start speed for accelerated moves)
+ * Override with M201
+ * X, Y, Z, E0 [, E1[, E2[, E3[, E4]]]]
+ */
+#define DEFAULT_MAX_ACCELERATION { 3000, 3000, 100, 10000 }
+
+/**
+ * Default Acceleration (change/s) change = mm/s
+ * Override with M204
+ *
+ * M204 P Acceleration
+ * M204 R Retract Acceleration
+ * M204 T Travel Acceleration
+ */
+#define DEFAULT_ACCELERATION 3000 // X, Y, Z and E acceleration for printing moves
+#define DEFAULT_RETRACT_ACCELERATION 3000 // E acceleration for retracts
+#define DEFAULT_TRAVEL_ACCELERATION 3000 // X, Y, Z acceleration for travel (non printing) moves
+
+/**
+ * Default Jerk (mm/s)
+ * Override with M205 X Y Z E
+ *
+ * "Jerk" specifies the minimum speed change that requires acceleration.
+ * When changing speed and direction, if the difference is less than the
+ * value set here, it may happen instantaneously.
+ */
+#define DEFAULT_XJERK 10.0
+#define DEFAULT_YJERK 10.0
+#define DEFAULT_ZJERK 0.3
+#define DEFAULT_EJERK 5.0
+
+/**
+ * Realtime Jerk Control
+ *
+ * This option eliminates vibration during printing by fitting a Bézier
+ * curve to move acceleration, producing much smoother direction changes.
+ * Because this is computationally-intensive, a 32-bit MCU is required.
+ *
+ * See https://github.com/synthetos/TinyG/wiki/Jerk-Controlled-Motion-Explained
+ */
+//#define BEZIER_JERK_CONTROL
+
+//===========================================================================
+//============================= Z Probe Options =============================
+//===========================================================================
+// @section probes
+
+//
+// See http://marlinfw.org/docs/configuration/probes.html
+//
+
+/**
+ * Z_MIN_PROBE_USES_Z_MIN_ENDSTOP_PIN
+ *
+ * Enable this option for a probe connected to the Z Min endstop pin.
+ */
+#define Z_MIN_PROBE_USES_Z_MIN_ENDSTOP_PIN
+
+/**
+ * Z_MIN_PROBE_ENDSTOP
+ *
+ * Enable this option for a probe connected to any pin except Z-Min.
+ * (By default Marlin assumes the Z-Max endstop pin.)
+ * To use a custom Z Probe pin, set Z_MIN_PROBE_PIN below.
+ *
+ * - The simplest option is to use a free endstop connector.
+ * - Use 5V for powered (usually inductive) sensors.
+ *
+ * - RAMPS 1.3/1.4 boards may use the 5V, GND, and Aux4->D32 pin:
+ * - For simple switches connect...
+ * - normally-closed switches to GND and D32.
+ * - normally-open switches to 5V and D32.
+ *
+ * WARNING: Setting the wrong pin may have unexpected and potentially
+ * disastrous consequences. Use with caution and do your homework.
+ *
+ */
+//#define Z_MIN_PROBE_ENDSTOP
+
+/**
+ * Probe Type
+ *
+ * Allen Key Probes, Servo Probes, Z-Sled Probes, FIX_MOUNTED_PROBE, etc.
+ * Activate one of these to use Auto Bed Leveling below.
+ */
+
+/**
+ * The "Manual Probe" provides a means to do "Auto" Bed Leveling without a probe.
+ * Use G29 repeatedly, adjusting the Z height at each point with movement commands
+ * or (with LCD_BED_LEVELING) the LCD controller.
+ */
+//#define PROBE_MANUALLY
+
+/**
+ * A Fix-Mounted Probe either doesn't deploy or needs manual deployment.
+ * (e.g., an inductive probe or a nozzle-based probe-switch.)
+ */
+//#define FIX_MOUNTED_PROBE
+
+/**
+ * Z Servo Probe, such as an endstop switch on a rotating arm.
+ */
+//#define Z_PROBE_SERVO_NR 0 // Defaults to SERVO 0 connector.
+//#define Z_SERVO_ANGLES {70,0} // Z Servo Deploy and Stow angles
+
+/**
+ * The BLTouch probe uses a Hall effect sensor and emulates a servo.
+ */
+//#define BLTOUCH
+#if ENABLED(BLTOUCH)
+ //#define BLTOUCH_DELAY 375 // (ms) Enable and increase if needed
+#endif
+
+/**
+ * Enable one or more of the following if probing seems unreliable.
+ * Heaters and/or fans can be disabled during probing to minimize electrical
+ * noise. A delay can also be added to allow noise and vibration to settle.
+ * These options are most useful for the BLTouch probe, but may also improve
+ * readings with inductive probes and piezo sensors.
+ */
+//#define PROBING_HEATERS_OFF // Turn heaters off when probing
+//#define PROBING_FANS_OFF // Turn fans off when probing
+//#define DELAY_BEFORE_PROBING 200 // (ms) To prevent vibrations from triggering piezo sensors
+
+// A probe that is deployed and stowed with a solenoid pin (SOL1_PIN)
+//#define SOLENOID_PROBE
+
+// A sled-mounted probe like those designed by Charles Bell.
+//#define Z_PROBE_SLED
+//#define SLED_DOCKING_OFFSET 5 // The extra distance the X axis must travel to pickup the sled. 0 should be fine but you can push it further if you'd like.
+
+//
+// For Z_PROBE_ALLEN_KEY see the Delta example configurations.
+//
+
+/**
+ * Z Probe to nozzle (X,Y) offset, relative to (0, 0).
+ * X and Y offsets must be integers.
+ *
+ * In the following example the X and Y offsets are both positive:
+ * #define X_PROBE_OFFSET_FROM_EXTRUDER 10
+ * #define Y_PROBE_OFFSET_FROM_EXTRUDER 10
+ *
+ * +-- BACK ---+
+ * | |
+ * L | (+) P | R <-- probe (20,20)
+ * E | | I
+ * F | (-) N (+) | G <-- nozzle (10,10)
+ * T | | H
+ * | (-) | T
+ * | |
+ * O-- FRONT --+
+ * (0,0)
+ */
+#define X_PROBE_OFFSET_FROM_EXTRUDER 10 // X offset: -left +right [of the nozzle]
+#define Y_PROBE_OFFSET_FROM_EXTRUDER 10 // Y offset: -front +behind [the nozzle]
+#define Z_PROBE_OFFSET_FROM_EXTRUDER 0 // Z offset: -below +above [the nozzle]
+
+// Certain types of probes need to stay away from edges
+#define MIN_PROBE_EDGE 10
+
+// X and Y axis travel speed (mm/m) between probes
+#define XY_PROBE_SPEED 8000
+
+// Speed for the first approach when double-probing (MULTIPLE_PROBING == 2)
+#define Z_PROBE_SPEED_FAST HOMING_FEEDRATE_Z
+
+// Speed for the "accurate" probe of each point
+#define Z_PROBE_SPEED_SLOW (Z_PROBE_SPEED_FAST / 2)
+
+// The number of probes to perform at each point.
+// Set to 2 for a fast/slow probe, using the second probe result.
+// Set to 3 or more for slow probes, averaging the results.
+//#define MULTIPLE_PROBING 2
+
+/**
+ * Z probes require clearance when deploying, stowing, and moving between
+ * probe points to avoid hitting the bed and other hardware.
+ * Servo-mounted probes require extra space for the arm to rotate.
+ * Inductive probes need space to keep from triggering early.
+ *
+ * Use these settings to specify the distance (mm) to raise the probe (or
+ * lower the bed). The values set here apply over and above any (negative)
+ * probe Z Offset set with Z_PROBE_OFFSET_FROM_EXTRUDER, M851, or the LCD.
+ * Only integer values >= 1 are valid here.
+ *
+ * Example: `M851 Z-5` with a CLEARANCE of 4 => 9mm from bed to nozzle.
+ * But: `M851 Z+1` with a CLEARANCE of 2 => 2mm from bed to nozzle.
+ */
+#define Z_CLEARANCE_DEPLOY_PROBE 10 // Z Clearance for Deploy/Stow
+#define Z_CLEARANCE_BETWEEN_PROBES 5 // Z Clearance between probe points
+//#define Z_AFTER_PROBING 5 // Z position after probing is done
+
+#define Z_PROBE_LOW_POINT -2 // Farthest distance below the trigger-point to go before stopping
+
+// For M851 give a range for adjusting the Z probe offset
+#define Z_PROBE_OFFSET_RANGE_MIN -20
+#define Z_PROBE_OFFSET_RANGE_MAX 20
+
+// Enable the M48 repeatability test to test probe accuracy
+//#define Z_MIN_PROBE_REPEATABILITY_TEST
+
+// For Inverting Stepper Enable Pins (Active Low) use 0, Non Inverting (Active High) use 1
+// :{ 0:'Low', 1:'High' }
+#define X_ENABLE_ON 0
+#define Y_ENABLE_ON 0
+#define Z_ENABLE_ON 0
+#define E_ENABLE_ON 0 // For all extruders
+
+// Disables axis stepper immediately when it's not being used.
+// WARNING: When motors turn off there is a chance of losing position accuracy!
+#define DISABLE_X false
+#define DISABLE_Y false
+#define DISABLE_Z false
+// Warn on display about possibly reduced accuracy
+//#define DISABLE_REDUCED_ACCURACY_WARNING
+
+// @section extruder
+
+#define DISABLE_E false // For all extruders
+#define DISABLE_INACTIVE_EXTRUDER true // Keep only the active extruder enabled.
+
+// @section machine
+
+// Invert the stepper direction. Change (or reverse the motor connector) if an axis goes the wrong way.
+#define INVERT_X_DIR false
+#define INVERT_Y_DIR true
+#define INVERT_Z_DIR false
+
+// Enable this option for Toshiba stepper drivers
+//#define CONFIG_STEPPERS_TOSHIBA
+
+// @section extruder
+
+// For direct drive extruder v9 set to true, for geared extruder set to false.
+#define INVERT_E0_DIR false
+#define INVERT_E1_DIR false
+#define INVERT_E2_DIR false
+#define INVERT_E3_DIR false
+#define INVERT_E4_DIR false
+
+// @section homing
+
+//#define NO_MOTION_BEFORE_HOMING // Inhibit movement until all axes have been homed
+
+//#define UNKNOWN_Z_NO_RAISE // Don't raise Z (lower the bed) if Z is "unknown." For beds that fall when Z is powered off.
+
+//#define Z_HOMING_HEIGHT 4 // (in mm) Minimal z height before homing (G28) for Z clearance above the bed, clamps, ...
+ // Be sure you have this distance over your Z_MAX_POS in case.
+
+// Direction of endstops when homing; 1=MAX, -1=MIN
+// :[-1,1]
+#define X_HOME_DIR -1
+#define Y_HOME_DIR -1
+#define Z_HOME_DIR -1
+
+// @section machine
+
+// The size of the print bed
+#define X_BED_SIZE 200
+#define Y_BED_SIZE 200
+
+// Travel limits (mm) after homing, corresponding to endstop positions.
+#define X_MIN_POS 0
+#define Y_MIN_POS 0
+#define Z_MIN_POS 0
+#define X_MAX_POS X_BED_SIZE
+#define Y_MAX_POS Y_BED_SIZE
+#define Z_MAX_POS 200
+
+/**
+ * Software Endstops
+ *
+ * - Prevent moves outside the set machine bounds.
+ * - Individual axes can be disabled, if desired.
+ * - X and Y only apply to Cartesian robots.
+ * - Use 'M211' to set software endstops on/off or report current state
+ */
+
+// Min software endstops constrain movement within minimum coordinate bounds
+#define MIN_SOFTWARE_ENDSTOPS
+#if ENABLED(MIN_SOFTWARE_ENDSTOPS)
+ #define MIN_SOFTWARE_ENDSTOP_X
+ #define MIN_SOFTWARE_ENDSTOP_Y
+ #define MIN_SOFTWARE_ENDSTOP_Z
+#endif
+
+// Max software endstops constrain movement within maximum coordinate bounds
+#define MAX_SOFTWARE_ENDSTOPS
+#if ENABLED(MAX_SOFTWARE_ENDSTOPS)
+ #define MAX_SOFTWARE_ENDSTOP_X
+ #define MAX_SOFTWARE_ENDSTOP_Y
+ #define MAX_SOFTWARE_ENDSTOP_Z
+#endif
+
+#if ENABLED(MIN_SOFTWARE_ENDSTOPS) || ENABLED(MAX_SOFTWARE_ENDSTOPS)
+ //#define SOFT_ENDSTOPS_MENU_ITEM // Enable/Disable software endstops from the LCD
+#endif
+
+/**
+ * Filament Runout Sensors
+ * Mechanical or opto endstops are used to check for the presence of filament.
+ *
+ * RAMPS-based boards use SERVO3_PIN for the first runout sensor.
+ * For other boards you may need to define FIL_RUNOUT_PIN, FIL_RUNOUT2_PIN, etc.
+ * By default the firmware assumes HIGH=FILAMENT PRESENT.
+ */
+//#define FILAMENT_RUNOUT_SENSOR
+#if ENABLED(FILAMENT_RUNOUT_SENSOR)
+ #define NUM_RUNOUT_SENSORS 1 // Number of sensors, up to one per extruder. Define a FIL_RUNOUT#_PIN for each.
+ #define FIL_RUNOUT_INVERTING false // set to true to invert the logic of the sensor.
+ #define FIL_RUNOUT_PULLUP // Use internal pullup for filament runout pins.
+ //#define FIL_RUNOUT_PULLDOWN // Use internal pulldown for filament runout pins.
+ #define FILAMENT_RUNOUT_SCRIPT "M600"
+#endif
+
+//===========================================================================
+//=============================== Bed Leveling ==============================
+//===========================================================================
+// @section calibrate
+
+/**
+ * Choose one of the options below to enable G29 Bed Leveling. The parameters
+ * and behavior of G29 will change depending on your selection.
+ *
+ * If using a Probe for Z Homing, enable Z_SAFE_HOMING also!
+ *
+ * - AUTO_BED_LEVELING_3POINT
+ * Probe 3 arbitrary points on the bed (that aren't collinear)
+ * You specify the XY coordinates of all 3 points.
+ * The result is a single tilted plane. Best for a flat bed.
+ *
+ * - AUTO_BED_LEVELING_LINEAR
+ * Probe several points in a grid.
+ * You specify the rectangle and the density of sample points.
+ * The result is a single tilted plane. Best for a flat bed.
+ *
+ * - AUTO_BED_LEVELING_BILINEAR
+ * Probe several points in a grid.
+ * You specify the rectangle and the density of sample points.
+ * The result is a mesh, best for large or uneven beds.
+ *
+ * - AUTO_BED_LEVELING_UBL (Unified Bed Leveling)
+ * A comprehensive bed leveling system combining the features and benefits
+ * of other systems. UBL also includes integrated Mesh Generation, Mesh
+ * Validation and Mesh Editing systems.
+ *
+ * - MESH_BED_LEVELING
+ * Probe a grid manually
+ * The result is a mesh, suitable for large or uneven beds. (See BILINEAR.)
+ * For machines without a probe, Mesh Bed Leveling provides a method to perform
+ * leveling in steps so you can manually adjust the Z height at each grid-point.
+ * With an LCD controller the process is guided step-by-step.
+ */
+//#define AUTO_BED_LEVELING_3POINT
+//#define AUTO_BED_LEVELING_LINEAR
+//#define AUTO_BED_LEVELING_BILINEAR
+//#define AUTO_BED_LEVELING_UBL
+//#define MESH_BED_LEVELING
+
+/**
+ * Normally G28 leaves leveling disabled on completion. Enable
+ * this option to have G28 restore the prior leveling state.
+ */
+//#define RESTORE_LEVELING_AFTER_G28
+
+/**
+ * Enable detailed logging of G28, G29, M48, etc.
+ * Turn on with the command 'M111 S32'.
+ * NOTE: Requires a lot of PROGMEM!
+ */
+//#define DEBUG_LEVELING_FEATURE
+
+#if ENABLED(MESH_BED_LEVELING) || ENABLED(AUTO_BED_LEVELING_BILINEAR) || ENABLED(AUTO_BED_LEVELING_UBL)
+ // Gradually reduce leveling correction until a set height is reached,
+ // at which point movement will be level to the machine's XY plane.
+ // The height can be set with M420 Z
+ #define ENABLE_LEVELING_FADE_HEIGHT
+
+ // For Cartesian machines, instead of dividing moves on mesh boundaries,
+ // split up moves into short segments like a Delta. This follows the
+ // contours of the bed more closely than edge-to-edge straight moves.
+ #define SEGMENT_LEVELED_MOVES
+ #define LEVELED_SEGMENT_LENGTH 5.0 // (mm) Length of all segments (except the last one)
+
+ /**
+ * Enable the G26 Mesh Validation Pattern tool.
+ */
+ //#define G26_MESH_VALIDATION
+ #if ENABLED(G26_MESH_VALIDATION)
+ #define MESH_TEST_NOZZLE_SIZE 0.4 // (mm) Diameter of primary nozzle.
+ #define MESH_TEST_LAYER_HEIGHT 0.2 // (mm) Default layer height for the G26 Mesh Validation Tool.
+ #define MESH_TEST_HOTEND_TEMP 205.0 // (°C) Default nozzle temperature for the G26 Mesh Validation Tool.
+ #define MESH_TEST_BED_TEMP 60.0 // (°C) Default bed temperature for the G26 Mesh Validation Tool.
+ #endif
+
+#endif
+
+#if ENABLED(AUTO_BED_LEVELING_LINEAR) || ENABLED(AUTO_BED_LEVELING_BILINEAR)
+
+ // Set the number of grid points per dimension.
+ #define GRID_MAX_POINTS_X 3
+ #define GRID_MAX_POINTS_Y GRID_MAX_POINTS_X
+
+ // Set the boundaries for probing (where the probe can reach).
+ //#define LEFT_PROBE_BED_POSITION MIN_PROBE_EDGE
+ //#define RIGHT_PROBE_BED_POSITION (X_BED_SIZE - MIN_PROBE_EDGE)
+ //#define FRONT_PROBE_BED_POSITION MIN_PROBE_EDGE
+ //#define BACK_PROBE_BED_POSITION (Y_BED_SIZE - MIN_PROBE_EDGE)
+
+ // Probe along the Y axis, advancing X after each column
+ //#define PROBE_Y_FIRST
+
+ #if ENABLED(AUTO_BED_LEVELING_BILINEAR)
+
+ // Beyond the probed grid, continue the implied tilt?
+ // Default is to maintain the height of the nearest edge.
+ //#define EXTRAPOLATE_BEYOND_GRID
+
+ //
+ // Experimental Subdivision of the grid by Catmull-Rom method.
+ // Synthesizes intermediate points to produce a more detailed mesh.
+ //
+ //#define ABL_BILINEAR_SUBDIVISION
+ #if ENABLED(ABL_BILINEAR_SUBDIVISION)
+ // Number of subdivisions between probe points
+ #define BILINEAR_SUBDIVISIONS 3
+ #endif
+
+ #endif
+
+#elif ENABLED(AUTO_BED_LEVELING_UBL)
+
+ //===========================================================================
+ //========================= Unified Bed Leveling ============================
+ //===========================================================================
+
+ //#define MESH_EDIT_GFX_OVERLAY // Display a graphics overlay while editing the mesh
+
+ #define MESH_INSET 1 // Set Mesh bounds as an inset region of the bed
+ #define GRID_MAX_POINTS_X 10 // Don't use more than 15 points per axis, implementation limited.
+ #define GRID_MAX_POINTS_Y GRID_MAX_POINTS_X
+
+ #define UBL_MESH_EDIT_MOVES_Z // Sophisticated users prefer no movement of nozzle
+ #define UBL_SAVE_ACTIVE_ON_M500 // Save the currently active mesh in the current slot on M500
+
+ //#define UBL_Z_RAISE_WHEN_OFF_MESH 2.5 // When the nozzle is off the mesh, this value is used
+ // as the Z-Height correction value.
+
+#elif ENABLED(MESH_BED_LEVELING)
+
+ //===========================================================================
+ //=================================== Mesh ==================================
+ //===========================================================================
+
+ #define MESH_INSET 10 // Set Mesh bounds as an inset region of the bed
+ #define GRID_MAX_POINTS_X 3 // Don't use more than 7 points per axis, implementation limited.
+ #define GRID_MAX_POINTS_Y GRID_MAX_POINTS_X
+
+ //#define MESH_G28_REST_ORIGIN // After homing all axes ('G28' or 'G28 XYZ') rest Z at Z_MIN_POS
+
+#endif // BED_LEVELING
+
+/**
+ * Points to probe for all 3-point Leveling procedures.
+ * Override if the automatically selected points are inadequate.
+ */
+#if ENABLED(AUTO_BED_LEVELING_3POINT) || ENABLED(AUTO_BED_LEVELING_UBL)
+ //#define PROBE_PT_1_X 15
+ //#define PROBE_PT_1_Y 180
+ //#define PROBE_PT_2_X 15
+ //#define PROBE_PT_2_Y 20
+ //#define PROBE_PT_3_X 170
+ //#define PROBE_PT_3_Y 20
+#endif
+
+/**
+ * Use the LCD controller for bed leveling
+ * Requires MESH_BED_LEVELING or PROBE_MANUALLY
+ */
+//#define LCD_BED_LEVELING
+
+#if ENABLED(LCD_BED_LEVELING)
+ #define MBL_Z_STEP 0.025 // Step size while manually probing Z axis.
+ #define LCD_PROBE_Z_RANGE 4 // Z Range centered on Z_MIN_POS for LCD Z adjustment
+#endif
+
+// Add a menu item to move between bed corners for manual bed adjustment
+//#define LEVEL_BED_CORNERS
+
+/**
+ * Commands to execute at the end of G29 probing.
+ * Useful to retract or move the Z probe out of the way.
+ */
+//#define Z_PROBE_END_SCRIPT "G1 Z10 F12000\nG1 X15 Y330\nG1 Z0.5\nG1 Z10"
+
+
+// @section homing
+
+// The center of the bed is at (X=0, Y=0)
+//#define BED_CENTER_AT_0_0
+
+// Manually set the home position. Leave these undefined for automatic settings.
+// For DELTA this is the top-center of the Cartesian print volume.
+//#define MANUAL_X_HOME_POS 0
+//#define MANUAL_Y_HOME_POS 0
+//#define MANUAL_Z_HOME_POS 0
+
+// Use "Z Safe Homing" to avoid homing with a Z probe outside the bed area.
+//
+// With this feature enabled:
+//
+// - Allow Z homing only after X and Y homing AND stepper drivers still enabled.
+// - If stepper drivers time out, it will need X and Y homing again before Z homing.
+// - Move the Z probe (or nozzle) to a defined XY point before Z Homing when homing all axes (G28).
+// - Prevent Z homing when the Z probe is outside bed area.
+//
+//#define Z_SAFE_HOMING
+
+#if ENABLED(Z_SAFE_HOMING)
+ #define Z_SAFE_HOMING_X_POINT ((X_BED_SIZE) / 2) // X point for Z homing when homing all axes (G28).
+ #define Z_SAFE_HOMING_Y_POINT ((Y_BED_SIZE) / 2) // Y point for Z homing when homing all axes (G28).
+#endif
+
+// Homing speeds (mm/m)
+#define HOMING_FEEDRATE_XY (50*60)
+#define HOMING_FEEDRATE_Z (4*60)
+
+// @section calibrate
+
+/**
+ * Bed Skew Compensation
+ *
+ * This feature corrects for misalignment in the XYZ axes.
+ *
+ * Take the following steps to get the bed skew in the XY plane:
+ * 1. Print a test square (e.g., https://www.thingiverse.com/thing:2563185)
+ * 2. For XY_DIAG_AC measure the diagonal A to C
+ * 3. For XY_DIAG_BD measure the diagonal B to D
+ * 4. For XY_SIDE_AD measure the edge A to D
+ *
+ * Marlin automatically computes skew factors from these measurements.
+ * Skew factors may also be computed and set manually:
+ *
+ * - Compute AB : SQRT(2*AC*AC+2*BD*BD-4*AD*AD)/2
+ * - XY_SKEW_FACTOR : TAN(PI/2-ACOS((AC*AC-AB*AB-AD*AD)/(2*AB*AD)))
+ *
+ * If desired, follow the same procedure for XZ and YZ.
+ * Use these diagrams for reference:
+ *
+ * Y Z Z
+ * ^ B-------C ^ B-------C ^ B-------C
+ * | / / | / / | / /
+ * | / / | / / | / /
+ * | A-------D | A-------D | A-------D
+ * +-------------->X +-------------->X +-------------->Y
+ * XY_SKEW_FACTOR XZ_SKEW_FACTOR YZ_SKEW_FACTOR
+ */
+//#define SKEW_CORRECTION
+
+#if ENABLED(SKEW_CORRECTION)
+ // Input all length measurements here:
+ #define XY_DIAG_AC 282.8427124746
+ #define XY_DIAG_BD 282.8427124746
+ #define XY_SIDE_AD 200
+
+ // Or, set the default skew factors directly here
+ // to override the above measurements:
+ #define XY_SKEW_FACTOR 0.0
+
+ //#define SKEW_CORRECTION_FOR_Z
+ #if ENABLED(SKEW_CORRECTION_FOR_Z)
+ #define XZ_DIAG_AC 282.8427124746
+ #define XZ_DIAG_BD 282.8427124746
+ #define YZ_DIAG_AC 282.8427124746
+ #define YZ_DIAG_BD 282.8427124746
+ #define YZ_SIDE_AD 200
+ #define XZ_SKEW_FACTOR 0.0
+ #define YZ_SKEW_FACTOR 0.0
+ #endif
+
+ // Enable this option for M852 to set skew at runtime
+ //#define SKEW_CORRECTION_GCODE
+#endif
+
+//=============================================================================
+//============================= Additional Features ===========================
+//=============================================================================
+
+// @section extras
+
+//
+// EEPROM
+//
+// The microcontroller can store settings in the EEPROM, e.g. max velocity...
+// M500 - stores parameters in EEPROM
+// M501 - reads parameters from EEPROM (if you need reset them after you changed them temporarily).
+// M502 - reverts to the default "factory settings". You still need to store them in EEPROM afterwards if you want to.
+//
+//#define EEPROM_SETTINGS // Enable for M500 and M501 commands
+//#define DISABLE_M503 // Saves ~2700 bytes of PROGMEM. Disable for release!
+#define EEPROM_CHITCHAT // Give feedback on EEPROM commands. Disable to save PROGMEM.
+
+//
+// Host Keepalive
+//
+// When enabled Marlin will send a busy status message to the host
+// every couple of seconds when it can't accept commands.
+//
+#define HOST_KEEPALIVE_FEATURE // Disable this if your host doesn't like keepalive messages
+#define DEFAULT_KEEPALIVE_INTERVAL 2 // Number of seconds between "busy" messages. Set with M113.
+#define BUSY_WHILE_HEATING // Some hosts require "busy" messages even during heating
+
+//
+// M100 Free Memory Watcher
+//
+//#define M100_FREE_MEMORY_WATCHER // Add M100 (Free Memory Watcher) to debug memory usage
+
+//
+// G20/G21 Inch mode support
+//
+//#define INCH_MODE_SUPPORT
+
+//
+// M149 Set temperature units support
+//
+//#define TEMPERATURE_UNITS_SUPPORT
+
+// @section temperature
+
+// Preheat Constants
+#define PREHEAT_1_TEMP_HOTEND 180
+#define PREHEAT_1_TEMP_BED 70
+#define PREHEAT_1_FAN_SPEED 0 // Value from 0 to 255
+
+#define PREHEAT_2_TEMP_HOTEND 240
+#define PREHEAT_2_TEMP_BED 110
+#define PREHEAT_2_FAN_SPEED 0 // Value from 0 to 255
+
+/**
+ * Nozzle Park
+ *
+ * Park the nozzle at the given XYZ position on idle or G27.
+ *
+ * The "P" parameter controls the action applied to the Z axis:
+ *
+ * P0 (Default) If Z is below park Z raise the nozzle.
+ * P1 Raise the nozzle always to Z-park height.
+ * P2 Raise the nozzle by Z-park amount, limited to Z_MAX_POS.
+ */
+//#define NOZZLE_PARK_FEATURE
+
+#if ENABLED(NOZZLE_PARK_FEATURE)
+ // Specify a park position as { X, Y, Z }
+ #define NOZZLE_PARK_POINT { (X_MIN_POS + 10), (Y_MAX_POS - 10), 20 }
+ #define NOZZLE_PARK_XY_FEEDRATE 100 // X and Y axes feedrate in mm/s (also used for delta printers Z axis)
+ #define NOZZLE_PARK_Z_FEEDRATE 5 // Z axis feedrate in mm/s (not used for delta printers)
+#endif
+
+/**
+ * Clean Nozzle Feature -- EXPERIMENTAL
+ *
+ * Adds the G12 command to perform a nozzle cleaning process.
+ *
+ * Parameters:
+ * P Pattern
+ * S Strokes / Repetitions
+ * T Triangles (P1 only)
+ *
+ * Patterns:
+ * P0 Straight line (default). This process requires a sponge type material
+ * at a fixed bed location. "S" specifies strokes (i.e. back-forth motions)
+ * between the start / end points.
+ *
+ * P1 Zig-zag pattern between (X0, Y0) and (X1, Y1), "T" specifies the
+ * number of zig-zag triangles to do. "S" defines the number of strokes.
+ * Zig-zags are done in whichever is the narrower dimension.
+ * For example, "G12 P1 S1 T3" will execute:
+ *
+ * --
+ * | (X0, Y1) | /\ /\ /\ | (X1, Y1)
+ * | | / \ / \ / \ |
+ * A | | / \ / \ / \ |
+ * | | / \ / \ / \ |
+ * | (X0, Y0) | / \/ \/ \ | (X1, Y0)
+ * -- +--------------------------------+
+ * |________|_________|_________|
+ * T1 T2 T3
+ *
+ * P2 Circular pattern with middle at NOZZLE_CLEAN_CIRCLE_MIDDLE.
+ * "R" specifies the radius. "S" specifies the stroke count.
+ * Before starting, the nozzle moves to NOZZLE_CLEAN_START_POINT.
+ *
+ * Caveats: The ending Z should be the same as starting Z.
+ * Attention: EXPERIMENTAL. G-code arguments may change.
+ *
+ */
+//#define NOZZLE_CLEAN_FEATURE
+
+#if ENABLED(NOZZLE_CLEAN_FEATURE)
+ // Default number of pattern repetitions
+ #define NOZZLE_CLEAN_STROKES 12
+
+ // Default number of triangles
+ #define NOZZLE_CLEAN_TRIANGLES 3
+
+ // Specify positions as { X, Y, Z }
+ #define NOZZLE_CLEAN_START_POINT { 30, 30, (Z_MIN_POS + 1)}
+ #define NOZZLE_CLEAN_END_POINT {100, 60, (Z_MIN_POS + 1)}
+
+ // Circular pattern radius
+ #define NOZZLE_CLEAN_CIRCLE_RADIUS 6.5
+ // Circular pattern circle fragments number
+ #define NOZZLE_CLEAN_CIRCLE_FN 10
+ // Middle point of circle
+ #define NOZZLE_CLEAN_CIRCLE_MIDDLE NOZZLE_CLEAN_START_POINT
+
+ // Moves the nozzle to the initial position
+ #define NOZZLE_CLEAN_GOBACK
+#endif
+
+/**
+ * Print Job Timer
+ *
+ * Automatically start and stop the print job timer on M104/M109/M190.
+ *
+ * M104 (hotend, no wait) - high temp = none, low temp = stop timer
+ * M109 (hotend, wait) - high temp = start timer, low temp = stop timer
+ * M190 (bed, wait) - high temp = start timer, low temp = none
+ *
+ * The timer can also be controlled with the following commands:
+ *
+ * M75 - Start the print job timer
+ * M76 - Pause the print job timer
+ * M77 - Stop the print job timer
+ */
+#define PRINTJOB_TIMER_AUTOSTART
+
+/**
+ * Print Counter
+ *
+ * Track statistical data such as:
+ *
+ * - Total print jobs
+ * - Total successful print jobs
+ * - Total failed print jobs
+ * - Total time printing
+ *
+ * View the current statistics with M78.
+ */
+//#define PRINTCOUNTER
+
+//=============================================================================
+//============================= LCD and SD support ============================
+//=============================================================================
+
+// @section lcd
+
+/**
+ * LCD LANGUAGE
+ *
+ * Select the language to display on the LCD. These languages are available:
+ *
+ * en, an, bg, ca, cn, cz, de, el, el-gr, es, eu, fi, fr,
+ * gl, hr, it, jp-kana, nl, pl, pt, pt-br, ru, sk,
+ * tr, uk, zh_CN, zh_TW, test
+ *
+ * :{ 'en':'English', 'an':'Aragonese', 'bg':'Bulgarian', 'ca':'Catalan', 'cn':'Chinese', 'cz':'Czech', 'de':'German', 'el':'Greek', 'el-gr':'Greek (Greece)', 'es':'Spanish', 'eu':'Basque-Euskera', 'fi':'Finnish', 'fr':'French', 'gl':'Galician', 'hr':'Croatian', 'it':'Italian', 'jp-kana':'Japanese', 'nl':'Dutch', 'pl':'Polish', 'pt':'Portuguese', 'pt-br':'Portuguese (Brazilian)', 'ru':'Russian', 'sk':'Slovak', 'tr':'Turkish', 'uk':'Ukrainian', 'zh_CN':'Chinese (Simplified)', 'zh_TW':'Chinese (Traditional)', test':'TEST' }
+ */
+#define LCD_LANGUAGE en
+
+/**
+ * LCD Character Set
+ *
+ * Note: This option is NOT applicable to Graphical Displays.
+ *
+ * All character-based LCDs provide ASCII plus one of these
+ * language extensions:
+ *
+ * - JAPANESE ... the most common
+ * - WESTERN ... with more accented characters
+ * - CYRILLIC ... for the Russian language
+ *
+ * To determine the language extension installed on your controller:
+ *
+ * - Compile and upload with LCD_LANGUAGE set to 'test'
+ * - Click the controller to view the LCD menu
+ * - The LCD will display Japanese, Western, or Cyrillic text
+ *
+ * See http://marlinfw.org/docs/development/lcd_language.html
+ *
+ * :['JAPANESE', 'WESTERN', 'CYRILLIC']
+ */
+#define DISPLAY_CHARSET_HD44780 JAPANESE
+
+/**
+ * LCD TYPE
+ *
+ * Enable ULTRA_LCD for a 16x2, 16x4, 20x2, or 20x4 character-based LCD.
+ * Enable DOGLCD for a 128x64 (ST7565R) Full Graphical Display.
+ * (These options will be enabled automatically for most displays.)
+ *
+ * IMPORTANT: The U8glib library is required for Full Graphic Display!
+ * https://github.com/olikraus/U8glib_Arduino
+ */
+//#define ULTRA_LCD // Character based
+//#define DOGLCD // Full graphics display
+
+/**
+ * SD CARD
+ *
+ * SD Card support is disabled by default. If your controller has an SD slot,
+ * you must uncomment the following option or it won't work.
+ *
+ */
+//#define SDSUPPORT
+
+/**
+ * SD CARD: SPI SPEED
+ *
+ * Enable one of the following items for a slower SPI transfer speed.
+ * This may be required to resolve "volume init" errors.
+ */
+//#define SPI_SPEED SPI_HALF_SPEED
+//#define SPI_SPEED SPI_QUARTER_SPEED
+//#define SPI_SPEED SPI_EIGHTH_SPEED
+
+/**
+ * SD CARD: ENABLE CRC
+ *
+ * Use CRC checks and retries on the SD communication.
+ */
+//#define SD_CHECK_AND_RETRY
+
+//
+// ENCODER SETTINGS
+//
+// This option overrides the default number of encoder pulses needed to
+// produce one step. Should be increased for high-resolution encoders.
+//
+//#define ENCODER_PULSES_PER_STEP 4
+
+//
+// Use this option to override the number of step signals required to
+// move between next/prev menu items.
+//
+//#define ENCODER_STEPS_PER_MENU_ITEM 1
+
+/**
+ * Encoder Direction Options
+ *
+ * Test your encoder's behavior first with both options disabled.
+ *
+ * Reversed Value Edit and Menu Nav? Enable REVERSE_ENCODER_DIRECTION.
+ * Reversed Menu Navigation only? Enable REVERSE_MENU_DIRECTION.
+ * Reversed Value Editing only? Enable BOTH options.
+ */
+
+//
+// This option reverses the encoder direction everywhere.
+//
+// Set this option if CLOCKWISE causes values to DECREASE
+//
+//#define REVERSE_ENCODER_DIRECTION
+
+//
+// This option reverses the encoder direction for navigating LCD menus.
+//
+// If CLOCKWISE normally moves DOWN this makes it go UP.
+// If CLOCKWISE normally moves UP this makes it go DOWN.
+//
+//#define REVERSE_MENU_DIRECTION
+
+//
+// Individual Axis Homing
+//
+// Add individual axis homing items (Home X, Home Y, and Home Z) to the LCD menu.
+//
+//#define INDIVIDUAL_AXIS_HOMING_MENU
+
+//
+// SPEAKER/BUZZER
+//
+// If you have a speaker that can produce tones, enable it here.
+// By default Marlin assumes you have a buzzer with a fixed frequency.
+//
+//#define SPEAKER
+
+//
+// The duration and frequency for the UI feedback sound.
+// Set these to 0 to disable audio feedback in the LCD menus.
+//
+// Note: Test audio output with the G-Code:
+// M300 S P
+//
+//#define LCD_FEEDBACK_FREQUENCY_DURATION_MS 2
+//#define LCD_FEEDBACK_FREQUENCY_HZ 5000
+
+//
+// CONTROLLER TYPE: Standard
+//
+// Marlin supports a wide variety of controllers.
+// Enable one of the following options to specify your controller.
+//
+
+//
+// Original RADDS LCD Display+Encoder+SDCardReader
+// http://doku.radds.org/dokumentation/lcd-display/
+//
+//#define RADDS_DISPLAY
+
+//
+// ULTIMAKER Controller.
+//
+//#define ULTIMAKERCONTROLLER
+
+//
+// ULTIPANEL as seen on Thingiverse.
+//
+//#define ULTIPANEL
+
+//
+// PanelOne from T3P3 (via RAMPS 1.4 AUX2/AUX3)
+// http://reprap.org/wiki/PanelOne
+//
+//#define PANEL_ONE
+
+//
+// MaKr3d Makr-Panel with graphic controller and SD support.
+// http://reprap.org/wiki/MaKr3d_MaKrPanel
+//
+//#define MAKRPANEL
+
+//
+// ReprapWorld Graphical LCD
+// https://reprapworld.com/?products_details&products_id/1218
+//
+//#define REPRAPWORLD_GRAPHICAL_LCD
+
+//
+// Activate one of these if you have a Panucatt Devices
+// Viki 2.0 or mini Viki with Graphic LCD
+// http://panucatt.com
+//
+//#define VIKI2
+//#define miniVIKI
+
+//
+// Adafruit ST7565 Full Graphic Controller.
+// https://github.com/eboston/Adafruit-ST7565-Full-Graphic-Controller/
+//
+//#define ELB_FULL_GRAPHIC_CONTROLLER
+
+//
+// RepRapDiscount Smart Controller.
+// http://reprap.org/wiki/RepRapDiscount_Smart_Controller
+//
+// Note: Usually sold with a white PCB.
+//
+//#define REPRAP_DISCOUNT_SMART_CONTROLLER
+
+//
+// GADGETS3D G3D LCD/SD Controller
+// http://reprap.org/wiki/RAMPS_1.3/1.4_GADGETS3D_Shield_with_Panel
+//
+// Note: Usually sold with a blue PCB.
+//
+//#define G3D_PANEL
+
+//
+// RepRapDiscount FULL GRAPHIC Smart Controller
+// http://reprap.org/wiki/RepRapDiscount_Full_Graphic_Smart_Controller
+//
+//#define REPRAP_DISCOUNT_FULL_GRAPHIC_SMART_CONTROLLER
+
+//
+// MakerLab Mini Panel with graphic
+// controller and SD support - http://reprap.org/wiki/Mini_panel
+//
+//#define MINIPANEL
+
+//
+// RepRapWorld REPRAPWORLD_KEYPAD v1.1
+// http://reprapworld.com/?products_details&products_id=202&cPath=1591_1626
+//
+// REPRAPWORLD_KEYPAD_MOVE_STEP sets how much should the robot move when a key
+// is pressed, a value of 10.0 means 10mm per click.
+//
+//#define REPRAPWORLD_KEYPAD
+//#define REPRAPWORLD_KEYPAD_MOVE_STEP 1.0
+
+//
+// RigidBot Panel V1.0
+// http://www.inventapart.com/
+//
+//#define RIGIDBOT_PANEL
+
+//
+// BQ LCD Smart Controller shipped by
+// default with the BQ Hephestos 2 and Witbox 2.
+//
+//#define BQ_LCD_SMART_CONTROLLER
+
+//
+// Cartesio UI
+// http://mauk.cc/webshop/cartesio-shop/electronics/user-interface
+//
+//#define CARTESIO_UI
+
+//
+// ANET and Tronxy Controller supported displays.
+//
+//#define ZONESTAR_LCD // Requires ADC_KEYPAD_PIN to be assigned to an analog pin.
+ // This LCD is known to be susceptible to electrical interference
+ // which scrambles the display. Pressing any button clears it up.
+ // This is a LCD2004 display with 5 analog buttons.
+
+//#define ANET_FULL_GRAPHICS_LCD // Anet 128x64 full graphics lcd with rotary encoder as used on Anet A6
+ // A clone of the RepRapDiscount full graphics display but with
+ // different pins/wiring (see pins_ANET_10.h).
+
+//
+// LCD for Melzi Card with Graphical LCD
+//
+//#define LCD_FOR_MELZI
+
+//
+// LCD for Malyan M200 printers.
+// This requires SDSUPPORT to be enabled
+//
+//#define MALYAN_LCD
+
+//
+// CONTROLLER TYPE: I2C
+//
+// Note: These controllers require the installation of Arduino's LiquidCrystal_I2C
+// library. For more info: https://github.com/kiyoshigawa/LiquidCrystal_I2C
+//
+
+//
+// Elefu RA Board Control Panel
+// http://www.elefu.com/index.php?route=product/product&product_id=53
+//
+//#define RA_CONTROL_PANEL
+
+//
+// Sainsmart (YwRobot) LCD Displays
+//
+// These require F.Malpartida's LiquidCrystal_I2C library
+// https://bitbucket.org/fmalpartida/new-liquidcrystal/wiki/Home
+//
+//#define LCD_SAINSMART_I2C_1602
+//#define LCD_SAINSMART_I2C_2004
+
+//
+// Generic LCM1602 LCD adapter
+//
+//#define LCM1602
+
+//
+// PANELOLU2 LCD with status LEDs,
+// separate encoder and click inputs.
+//
+// Note: This controller requires Arduino's LiquidTWI2 library v1.2.3 or later.
+// For more info: https://github.com/lincomatic/LiquidTWI2
+//
+// Note: The PANELOLU2 encoder click input can either be directly connected to
+// a pin (if BTN_ENC defined to != -1) or read through I2C (when BTN_ENC == -1).
+//
+//#define LCD_I2C_PANELOLU2
+
+//
+// Panucatt VIKI LCD with status LEDs,
+// integrated click & L/R/U/D buttons, separate encoder inputs.
+//
+//#define LCD_I2C_VIKI
+
+//
+// SSD1306 OLED full graphics generic display
+//
+//#define U8GLIB_SSD1306
+
+//
+// SAV OLEd LCD module support using either SSD1306 or SH1106 based LCD modules
+//
+//#define SAV_3DGLCD
+#if ENABLED(SAV_3DGLCD)
+ //#define U8GLIB_SSD1306
+ #define U8GLIB_SH1106
+#endif
+
+//
+// Original Ulticontroller from Ultimaker 2 printer with SSD1309 I2C display and encoder
+// https://github.com/Ultimaker/Ultimaker2/tree/master/1249_Ulticontroller_Board_(x1)
+//
+//#define ULTI_CONTROLLER
+
+//
+// CONTROLLER TYPE: Shift register panels
+//
+// 2 wire Non-latching LCD SR from https://goo.gl/aJJ4sH
+// LCD configuration: http://reprap.org/wiki/SAV_3D_LCD
+//
+//#define SAV_3DLCD
+
+//
+// TinyBoy2 128x64 OLED / Encoder Panel
+//
+//#define OLED_PANEL_TINYBOY2
+
+//
+// Makeboard 3D Printer Parts 3D Printer Mini Display 1602 Mini Controller
+// https://www.aliexpress.com/item/Micromake-Makeboard-3D-Printer-Parts-3D-Printer-Mini-Display-1602-Mini-Controller-Compatible-with-Ramps-1/32765887917.html
+//
+//#define MAKEBOARD_MINI_2_LINE_DISPLAY_1602
+
+//
+// MKS MINI12864 with graphic controller and SD support
+// http://reprap.org/wiki/MKS_MINI_12864
+//
+//#define MKS_MINI_12864
+
+//
+// Factory display for Creality CR-10
+// https://www.aliexpress.com/item/Universal-LCD-12864-3D-Printer-Display-Screen-With-Encoder-For-CR-10-CR-7-Model/32833148327.html
+//
+// This is RAMPS-compatible using a single 10-pin connector.
+// (For CR-10 owners who want to replace the Melzi Creality board but retain the display)
+//
+//#define CR10_STOCKDISPLAY
+
+//
+// MKS OLED 1.3" 128 × 64 FULL GRAPHICS CONTROLLER
+// http://reprap.org/wiki/MKS_12864OLED
+//
+// Tiny, but very sharp OLED display
+//
+//#define MKS_12864OLED // Uses the SH1106 controller (default)
+//#define MKS_12864OLED_SSD1306 // Uses the SSD1306 controller
+
+//
+// AZSMZ 12864 LCD with SD
+// https://www.aliexpress.com/store/product/3D-printer-smart-controller-SMART-RAMPS-OR-RAMPS-1-4-LCD-12864-LCD-control-panel-green/2179173_32213636460.html
+//
+//#define AZSMZ_12864
+
+//
+// Silvergate GLCD controller
+// http://github.com/android444/Silvergate
+//
+//#define SILVER_GATE_GLCD_CONTROLLER
+
+//=============================================================================
+//=============================== Extra Features ==============================
+//=============================================================================
+
+// @section extras
+
+// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino
+//#define FAST_PWM_FAN
+
+// Use software PWM to drive the fan, as for the heaters. This uses a very low frequency
+// which is not as annoying as with the hardware PWM. On the other hand, if this frequency
+// is too low, you should also increment SOFT_PWM_SCALE.
+//#define FAN_SOFT_PWM
+
+// Incrementing this by 1 will double the software PWM frequency,
+// affecting heaters, and the fan if FAN_SOFT_PWM is enabled.
+// However, control resolution will be halved for each increment;
+// at zero value, there are 128 effective control positions.
+#define SOFT_PWM_SCALE 0
+
+// If SOFT_PWM_SCALE is set to a value higher than 0, dithering can
+// be used to mitigate the associated resolution loss. If enabled,
+// some of the PWM cycles are stretched so on average the desired
+// duty cycle is attained.
+//#define SOFT_PWM_DITHER
+
+// Temperature status LEDs that display the hotend and bed temperature.
+// If all hotends, bed temperature, and target temperature are under 54C
+// then the BLUE led is on. Otherwise the RED led is on. (1C hysteresis)
+//#define TEMP_STAT_LEDS
+
+// M240 Triggers a camera by emulating a Canon RC-1 Remote
+// Data from: http://www.doc-diy.net/photo/rc-1_hacked/
+//#define PHOTOGRAPH_PIN 23
+
+// SkeinForge sends the wrong arc g-codes when using Arc Point as fillet procedure
+//#define SF_ARC_FIX
+
+// Support for the BariCUDA Paste Extruder
+//#define BARICUDA
+
+// Support for BlinkM/CyzRgb
+//#define BLINKM
+
+// Support for PCA9632 PWM LED driver
+//#define PCA9632
+
+/**
+ * RGB LED / LED Strip Control
+ *
+ * Enable support for an RGB LED connected to 5V digital pins, or
+ * an RGB Strip connected to MOSFETs controlled by digital pins.
+ *
+ * Adds the M150 command to set the LED (or LED strip) color.
+ * If pins are PWM capable (e.g., 4, 5, 6, 11) then a range of
+ * luminance values can be set from 0 to 255.
+ * For Neopixel LED an overall brightness parameter is also available.
+ *
+ * *** CAUTION ***
+ * LED Strips require a MOFSET Chip between PWM lines and LEDs,
+ * as the Arduino cannot handle the current the LEDs will require.
+ * Failure to follow this precaution can destroy your Arduino!
+ * NOTE: A separate 5V power supply is required! The Neopixel LED needs
+ * more current than the Arduino 5V linear regulator can produce.
+ * *** CAUTION ***
+ *
+ * LED Type. Enable only one of the following two options.
+ *
+ */
+//#define RGB_LED
+//#define RGBW_LED
+
+#if ENABLED(RGB_LED) || ENABLED(RGBW_LED)
+ #define RGB_LED_R_PIN 34
+ #define RGB_LED_G_PIN 43
+ #define RGB_LED_B_PIN 35
+ #define RGB_LED_W_PIN -1
+#endif
+
+// Support for Adafruit Neopixel LED driver
+//#define NEOPIXEL_LED
+#if ENABLED(NEOPIXEL_LED)
+ #define NEOPIXEL_TYPE NEO_GRBW // NEO_GRBW / NEO_GRB - four/three channel driver type (defined in Adafruit_NeoPixel.h)
+ #define NEOPIXEL_PIN 4 // LED driving pin on motherboard 4 => D4 (EXP2-5 on Printrboard) / 30 => PC7 (EXP3-13 on Rumba)
+ #define NEOPIXEL_PIXELS 30 // Number of LEDs in the strip
+ #define NEOPIXEL_IS_SEQUENTIAL // Sequential display for temperature change - LED by LED. Disable to change all LEDs at once.
+ #define NEOPIXEL_BRIGHTNESS 127 // Initial brightness (0-255)
+ //#define NEOPIXEL_STARTUP_TEST // Cycle through colors at startup
+#endif
+
+/**
+ * Printer Event LEDs
+ *
+ * During printing, the LEDs will reflect the printer status:
+ *
+ * - Gradually change from blue to violet as the heated bed gets to target temp
+ * - Gradually change from violet to red as the hotend gets to temperature
+ * - Change to white to illuminate work surface
+ * - Change to green once print has finished
+ * - Turn off after the print has finished and the user has pushed a button
+ */
+#if ENABLED(BLINKM) || ENABLED(RGB_LED) || ENABLED(RGBW_LED) || ENABLED(PCA9632) || ENABLED(NEOPIXEL_LED)
+ #define PRINTER_EVENT_LEDS
+#endif
+
+/**
+ * R/C SERVO support
+ * Sponsored by TrinityLabs, Reworked by codexmas
+ */
+
+/**
+ * Number of servos
+ *
+ * For some servo-related options NUM_SERVOS will be set automatically.
+ * Set this manually if there are extra servos needing manual control.
+ * Leave undefined or set to 0 to entirely disable the servo subsystem.
+ */
+//#define NUM_SERVOS 3 // Servo index starts with 0 for M280 command
+
+// Delay (in milliseconds) before the next move will start, to give the servo time to reach its target angle.
+// 300ms is a good value but you can try less delay.
+// If the servo can't reach the requested position, increase it.
+#define SERVO_DELAY { 300 }
+
+// Servo deactivation
+//
+// With this option servos are powered only during movement, then turned off to prevent jitter.
+//#define DEACTIVATE_SERVOS_AFTER_MOVE
+
+#endif // CONFIGURATION_H
diff --git a/Marlin/src/core/boards.h b/Marlin/src/core/boards.h
index 248f74cb6c..13691fb6f1 100644
--- a/Marlin/src/core/boards.h
+++ b/Marlin/src/core/boards.h
@@ -207,6 +207,7 @@
#define BOARD_MALYAN_M200 1801 // STM32C8T6 Libmaple based stm32f1 controller
#define BOARD_BEAST 1802 // STM32FxxxVxT6 Libmaple based stm32f4 controller
#define BOARD_STM3R_MINI 1803 // STM32 Libmaple based stm32f1 controller
+#define BOARD_STM32F4 1804 // STM32 STM32GENERIC based STM32F4 controller
//
// ARM Cortex M7
diff --git a/Marlin/src/pins/pins.h b/Marlin/src/pins/pins.h
index 6acf915b27..108722e32b 100644
--- a/Marlin/src/pins/pins.h
+++ b/Marlin/src/pins/pins.h
@@ -359,6 +359,8 @@
#include "pins_COHESION3D_REMIX.h"
#elif MB(COHESION3D_MINI)
#include "pins_COHESION3D_MINI.h"
+#elif MB(STM32F4)
+ #include "pins_STM32F4.h"
#else
#error "Unknown MOTHERBOARD value set in Configuration.h"
#endif
diff --git a/Marlin/src/pins/pins_STM32F4.h b/Marlin/src/pins/pins_STM32F4.h
new file mode 100644
index 0000000000..d5d15687c5
--- /dev/null
+++ b/Marlin/src/pins/pins_STM32F4.h
@@ -0,0 +1,204 @@
+/**
+ * Marlin 3D Printer Firmware
+ * Copyright (C) 2016 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ *
+ * Based on Sprinter and grbl.
+ * Copyright (C) 2011 Camiel Gubbels / Erik van der Zalm
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ *
+ */
+
+#if !defined(STM32F4)
+ #error "Oops! Make sure you have an STM32F4 board selected from the 'Tools -> Boards' menu."
+#endif
+
+#define DEFAULT_MACHINE_NAME "STM32F407VET6"
+#define BOARD_NAME "Marlin for STM32"
+
+// #define I2C_EEPROM
+
+// #define LARGE_FLASH true
+
+#define E2END 0xFFF // EEPROM end address (4kB)
+
+// Ignore temp readings during develpment.
+// #define BOGUS_TEMPERATURE_FAILSAFE_OVERRIDE
+
+#if E_STEPPERS > 2 || HOTENDS > 2
+ #error "STM32F4 supports up to 2 hotends / E-steppers."
+#endif
+
+#define PORTA 0
+#define PORTB 1
+#define PORTC 2
+#define PORTD 3
+#define PORTE 4
+
+#define _STM32_PIN(_PORT,_PIN) ((_PORT * 16) + _PIN)
+
+//
+// Limit Switches
+//
+#define X_MIN_PIN _STM32_PIN(PORTE, 0)
+#define X_MAX_PIN -1
+#define Y_MIN_PIN _STM32_PIN(PORTE, 1)
+#define Y_MAX_PIN -1
+#define Z_MIN_PIN _STM32_PIN(PORTE, 14)
+#define Z_MAX_PIN -1
+
+//
+// Z Probe (when not Z_MIN_PIN)
+//
+
+// #ifndef Z_MIN_PROBE_PIN
+// #define Z_MIN_PROBE_PIN _STM32_PIN(PORTA, 4)
+// #endif
+
+//
+// Steppers
+//
+
+#define X_STEP_PIN _STM32_PIN(PORTD, 3)
+#define X_DIR_PIN _STM32_PIN(PORTD, 2)
+#define X_ENABLE_PIN _STM32_PIN(PORTD, 0)
+// #ifndef X_CS_PIN
+// #define X_CS_PIN _STM32_PIN(PORTD, 1)
+// #endif
+
+#define Y_STEP_PIN _STM32_PIN(PORTE, 11)
+#define Y_DIR_PIN _STM32_PIN(PORTE, 10)
+#define Y_ENABLE_PIN _STM32_PIN(PORTE, 13)
+// #ifndef Y_CS_PIN
+// #define Y_CS_PIN _STM32_PIN(PORTE, 12)
+// #endif
+
+#define Z_STEP_PIN _STM32_PIN(PORTD, 6)
+#define Z_DIR_PIN _STM32_PIN(PORTD, 7)
+#define Z_ENABLE_PIN _STM32_PIN(PORTD, 4)
+// #ifndef Z_CS_PIN
+// #define Z_CS_PIN _STM32_PIN(PORTD, 5)
+// #endif
+
+#define E0_STEP_PIN _STM32_PIN(PORTB, 5)
+#define E0_DIR_PIN _STM32_PIN(PORTB, 6)
+#define E0_ENABLE_PIN _STM32_PIN(PORTB, 3)
+// #ifndef E0_CS_PIN
+// #define E0_CS_PIN _STM32_PIN(PORTB, 4)
+// #endif
+
+#define E1_STEP_PIN _STM32_PIN(PORTE, 4)
+#define E1_DIR_PIN _STM32_PIN(PORTE, 2)
+#define E1_ENABLE_PIN _STM32_PIN(PORTE, 3)
+// #ifndef E1_CS_PIN
+// #define E1_CS_PIN _STM32_PIN(PORTE, 5)
+// #endif
+
+#define SCK_PIN _STM32_PIN(PORTA, 5)
+#define MISO_PIN _STM32_PIN(PORTA, 6)
+#define MOSI_PIN _STM32_PIN(PORTA, 7)
+
+//
+// Temperature Sensors
+//
+
+#define TEMP_0_PIN _STM32_PIN(PORTC, 0) // Analog Input
+#define TEMP_1_PIN _STM32_PIN(PORTC, 1) // Analog Input
+#define TEMP_BED_PIN _STM32_PIN(PORTC, 2) // Analog Input
+
+//
+// Heaters / Fans
+//
+
+#define HEATER_0_PIN _STM32_PIN(PORTA, 1)
+#define HEATER_1_PIN _STM32_PIN(PORTA, 2)
+#define HEATER_BED_PIN _STM32_PIN(PORTA, 0)
+
+#define FAN_PIN _STM32_PIN(PORTC, 6)
+#define FAN1_PIN _STM32_PIN(PORTC, 7)
+#define FAN2_PIN _STM32_PIN(PORTC, 8)
+
+#define ORIG_E0_AUTO_FAN_PIN FAN1_PIN // Use this by NOT overriding E0_AUTO_FAN_PIN
+
+//
+// Misc. Functions
+//
+
+//#define CASE_LIGHT_PIN_CI _STM32_PIN(PORTF, 13)
+//#define CASE_LIGHT_PIN_DO _STM32_PIN(PORTF, 14)
+//#define NEOPIXEL_PIN _STM32_PIN(PORTF, 13)
+
+//
+// Prusa i3 MK2 Multi Material Multiplexer Support
+//
+
+// #define E_MUX0_PIN _STM32_PIN(PORTG, 3)
+// #define E_MUX1_PIN _STM32_PIN(PORTG, 4)
+
+//
+// Servos
+//
+
+// #define SERVO0_PIN _STM32_PIN(PORTE, 13)
+// #define SERVO1_PIN _STM32_PIN(PORTE, 14)
+
+
+#define SDSS _STM32_PIN(PORTE, 7)
+#define SS_PIN _STM32_PIN(PORTE, 7)
+#define LED_PIN _STM32_PIN(PORTB, 7) //Alive
+#define PS_ON_PIN _STM32_PIN(PORTA, 10)
+#define KILL_PIN _STM32_PIN(PORTA, 8)
+#define PWR_LOSS _STM32_PIN(PORTA, 4) //Power loss / nAC_FAULT
+
+//
+// LCD / Controller
+//
+
+#define SD_DETECT_PIN _STM32_PIN(PORTA, 15)
+#define BEEPER_PIN _STM32_PIN(PORTC, 9)
+#define LCD_PINS_RS _STM32_PIN(PORTE, 9)
+#define LCD_PINS_ENABLE _STM32_PIN(PORTE, 8)
+#define LCD_PINS_D4 _STM32_PIN(PORTB, 12)
+#define LCD_PINS_D5 _STM32_PIN(PORTB, 13)
+#define LCD_PINS_D6 _STM32_PIN(PORTB, 14)
+#define LCD_PINS_D7 _STM32_PIN(PORTB, 15)
+#define BTN_EN1 _STM32_PIN(PORTC, 4)
+#define BTN_EN2 _STM32_PIN(PORTC, 5)
+#define BTN_ENC _STM32_PIN(PORTC, 3)
+
+//
+// Filament runout
+//
+
+#define FIL_RUNOUT_PIN _STM32_PIN(PORTA, 3)
+
+//
+// ST7920 Delays
+//
+
+#define STM_NOP __asm__("nop\n\t")
+#define STM_DELAY_SHORT { STM_NOP; STM_NOP; STM_NOP; STM_NOP; }
+#define STM_DELAY_LONG { STM_DELAY_SHORT; STM_DELAY_SHORT; STM_NOP; STM_NOP; }
+
+#ifndef ST7920_DELAY_1
+ #define ST7920_DELAY_1 { STM_DELAY_SHORT; STM_DELAY_SHORT; }
+#endif
+
+#ifndef ST7920_DELAY_2
+ #define ST7920_DELAY_2 { STM_DELAY_SHORT; }
+#endif
+
+#ifndef ST7920_DELAY_3
+ #define ST7920_DELAY_3 { STM_DELAY_LONG; STM_DELAY_LONG; STM_DELAY_LONG; STM_DELAY_LONG; STM_DELAY_LONG; STM_DELAY_LONG; }
+#endif
diff --git a/platformio.ini b/platformio.ini
index db7f4e7593..09c55d27eb 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -242,6 +242,16 @@ lib_ldf_mode = 1
src_filter = ${common.default_src_filter}
monitor_baud = 250000
+[env:STM32F4]
+platform = ststm32
+framework = arduino
+board = disco_f407vg
+build_flags = ${common.build_flags} -DUSE_STM32GENERIC -DMENU_USB_SERIAL -DMENU_SERIAL=SerialUSB
+lib_deps = ${common.lib_deps}
+lib_ignore = Adafruit NeoPixel, c1921b4, TMC2130Stepper
+src_filter = ${common.default_src_filter}
+monitor_baud = 250000
+
#
# Teensy++ 2.0
#