melch
/
Marlin
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

Add LCD menu for DAC

Browse Source
2.0.x
jaysonkelly 8 years ago committed by Scott Lahteine
parent 00261cbfcb
commit 13c9dcc600
6 changed files with 85 additions and 13 deletions
Show Stats Download Patch File Download Diff File

13
Marlin/dac_mcp4728.cpp
Unescape Escape View File

@ -34,7 +34,7 @@
#if ENABLED(DAC_STEPPER_CURRENT)
uint16_t mcp4728_values[4];
uint16_t mcp4728_values[XYZE];
/**
* Begin I2C, get current values (input register and eeprom) of mcp4728
@ -112,6 +112,17 @@ uint16_t mcp4728_getVout(uint8_t channel) {
}
*/
/* Returns DAC values as a 0-100 percentage of drive strength */
uint16_t mcp4728_getDrvPct(uint8_t channel) {return (uint16_t)(.5+(((float)mcp4728_values[channel]*100)/DAC_STEPPER_MAX));}
/* Recieves all Drive strengths as 0-100 percent values, updates DAC Values array and calls fastwrite to update the DAC */
void mcp4728_setDrvPct(int16_t pct[XYZE]) {
for (uint8_t i=0; i <= 3; i++) {
mcp4728_values[i] = ((float)pct[i] * DAC_STEPPER_MAX)/100;
}
mcp4728_fastWrite();
}
/**
* FastWrite input register values - All DAC ouput update. refer to DATASHEET 5.6.1
* DAC Input and PowerDown bits update.

4
Marlin/dac_mcp4728.h
Unescape Escape View File

@ -32,7 +32,7 @@
#if ENABLED(DAC_STEPPER_CURRENT)
#include "Wire.h"
#define defaultVDD 5000
#define defaultVDD DAC_STEPPER_MAX //was 5000 but differs with internal Vref
#define BASE_ADDR 0x60
#define RESET 0B00000110
#define WAKE 0B00001001
@ -59,6 +59,8 @@ uint8_t mcp4728_setGain_all(uint8_t value);
uint16_t mcp4728_getValue(uint8_t channel);
uint8_t mcp4728_fastWrite();
uint8_t mcp4728_simpleCommand(byte simpleCommand);
uint16_t mcp4728_getDrvPct(uint8_t channel);
void mcp4728_setDrvPct(int16_t pct[XYZE]);
#endif
#endif

9
Marlin/language_en.h
Unescape Escape View File

@ -544,6 +544,15 @@
#ifndef MSG_FILAMENT_CHANGE_OPTION_RESUME
#define MSG_FILAMENT_CHANGE_OPTION_RESUME "Resume print"
#endif
#ifndef MSG_DRIVE_STRENGTH
#define MSG_DRIVE_STRENGTH "Drive Strength"
#endif
#ifndef MSG_DAC_PERCENT
#define MSG_DAC_PERCENT "Driver %"
#endif
#ifndef MSG_DAC_EEPROM_WRITE
#define MSG_DAC_EEPROM_WRITE "DAC EEPROM Write"
#endif
#if LCD_HEIGHT >= 4
#ifndef MSG_FILAMENT_CHANGE_INIT_1
#define MSG_FILAMENT_CHANGE_INIT_1 "Wait for start"

28
Marlin/stepper_dac.cpp
Unescape Escape View File

@ -49,6 +49,7 @@
bool dac_present = false;
const uint8_t dac_order[NUM_AXIS] = DAC_STEPPER_ORDER;
uint16_t dac_channel_pct[XYZE];
int dac_init() {
#if PIN_EXISTS(DAC_DISABLE)
@ -86,7 +87,13 @@
}
static float dac_perc(int8_t n) { return 100.0 * mcp4728_getValue(dac_order[n]) / DAC_STEPPER_MAX; }
static float dac_amps(int8_t n) { return ((2.048 * mcp4728_getValue(dac_order[n])) / 4096.0) / (8.0 * DAC_STEPPER_SENSE); }
static float dac_amps(int8_t n) { return (mcp4728_getDrvPct(dac_order[n])*DAC_STEPPER_MAX) / (8.0 * DAC_STEPPER_SENSE); }
int16_t dac_current_get_percent(int8_t axis) {return mcp4728_getDrvPct(dac_order[axis]); }
void dac_current_set_percents(int16_t pct[XYZE]) {
LOOP_XYZE(i) dac_channel_pct[i] = pct[dac_order[i]];
mcp4728_setDrvPct(dac_channel_pct);
}
void dac_print_values() {
if (!dac_present) return;
@ -94,16 +101,15 @@
SERIAL_ECHO_START;
SERIAL_ECHOLNPGM("Stepper current values in % (Amps):");
SERIAL_ECHO_START;
SERIAL_ECHOPAIR(" X:", dac_perc(0));
SERIAL_ECHOPAIR(" (", dac_amps(0));
SERIAL_ECHOPAIR(") Y:", dac_perc(1));
SERIAL_ECHOPAIR(" (", dac_amps(1));
SERIAL_ECHOPAIR(") Z:", dac_perc(2));
SERIAL_ECHOPAIR(" (", dac_amps(2));
SERIAL_ECHOPAIR(") E:", dac_perc(3));
SERIAL_ECHOPAIR(" (", dac_amps(3));
SERIAL_CHAR(')');
SERIAL_EOL;
SERIAL_ECHOPAIR(" X:", dac_perc(X_AXIS));
SERIAL_ECHOPAIR(" (", dac_amps(X_AXIS));
SERIAL_ECHOPAIR(") Y:", dac_perc(Y_AXIS));
SERIAL_ECHOPAIR(" (", dac_amps(Y_AXIS));
SERIAL_ECHOPAIR(") Z:", dac_perc(Z_AXIS));
SERIAL_ECHOPAIR(" (", dac_amps(Z_AXIS));
SERIAL_ECHOPAIR(") E:", dac_perc(E_AXIS));
SERIAL_ECHOPAIR(" (", dac_amps(E_AXIS));
SERIAL_ECHOLN(")");
}
void dac_commit_eeprom() {

2
Marlin/stepper_dac.h
Unescape Escape View File

@ -51,5 +51,7 @@ void dac_current_percent(uint8_t channel, float val);
void dac_current_raw(uint8_t channel, uint16_t val);
void dac_print_values();
void dac_commit_eeprom();
int16_t dac_current_get_percent(int8_t axis) ;
void dac_current_set_percents(int16_t pct[XYZE]);
#endif // STEPPER_DAC_H

42
Marlin/ultralcd.cpp
Unescape Escape View File

@ -62,6 +62,11 @@ millis_t next_lcd_update_ms;
uint8_t lcdDrawUpdate = LCDVIEW_CLEAR_CALL_REDRAW; // Set when the LCD needs to draw, decrements after every draw. Set to 2 in LCD routines so the LCD gets at least 1 full redraw (first redraw is partial)
#if ENABLED(DAC_STEPPER_CURRENT)
#include "stepper_dac.h" //was dac_mcp4728.h MarlinMain uses stepper dac for the m-codes
uint16_t driverPercent[XYZE];
#endif
#if ENABLED(ULTIPANEL)
// place-holders for Ki and Kd edits
@ -114,6 +119,13 @@ uint8_t lcdDrawUpdate = LCDVIEW_CLEAR_CALL_REDRAW; // Set when the LCD needs to
static void lcd_control_motion_menu();
static void lcd_control_volumetric_menu();
#if ENABLED(DAC_STEPPER_CURRENT)
static void dac_driver_commit();
static void dac_driver_getValues();
static void lcd_dac_menu();
static void lcd_dac_write_eeprom();
#endif
#if ENABLED(LCD_INFO_MENU)
#if ENABLED(PRINTCOUNTER)
static void lcd_info_stats_menu();
@ -846,6 +858,32 @@ void kill_screen(const char* lcd_msg) {
END_MENU();
}
/**
*
* "Driver current control" submenu items
*
*/
#if ENABLED(DAC_STEPPER_CURRENT)
static void dac_driver_getValues() {LOOP_XYZE(i) driverPercent[i] = dac_current_get_percent(i); }
static void dac_driver_commit() { dac_current_set_percents(driverPercent); }
static void dac_driver_eeprom_write() { dac_commit_eeprom(); }
static void lcd_dac_menu() {
dac_driver_getValues();
START_MENU();
MENU_ITEM(back, MSG_CONTROL);
MENU_ITEM_EDIT_CALLBACK(int3, MSG_X " " MSG_DAC_PERCENT, &driverPercent[X_AXIS], 0, 100, dac_driver_commit);
MENU_ITEM_EDIT_CALLBACK(int3, MSG_Y " " MSG_DAC_PERCENT, &driverPercent[Y_AXIS], 0, 100, dac_driver_commit);
MENU_ITEM_EDIT_CALLBACK(int3, MSG_Z " " MSG_DAC_PERCENT, &driverPercent[Z_AXIS], 0, 100, dac_driver_commit);
MENU_ITEM_EDIT_CALLBACK(int3, MSG_E " " MSG_DAC_PERCENT, &driverPercent[E_AXIS], 0, 100, dac_driver_commit);
MENU_ITEM(function, MSG_DAC_EEPROM_WRITE, dac_driver_eeprom_write);
END_MENU();
}
#endif
/**
*
* "Prepare" submenu items
@ -1529,6 +1567,10 @@ void kill_screen(const char* lcd_msg) {
#if ENABLED(FWRETRACT)
MENU_ITEM(submenu, MSG_RETRACT, lcd_control_retract_menu);
#endif
#if ENABLED(DAC_STEPPER_CURRENT)
MENU_ITEM(submenu, MSG_DRIVE_STRENGTH, lcd_dac_menu);
#endif
#if ENABLED(EEPROM_SETTINGS)
MENU_ITEM(function, MSG_STORE_EPROM, Config_StoreSettings);
MENU_ITEM(function, MSG_LOAD_EPROM, Config_RetrieveSettings);

Write Preview
Loading…
Cancel
Save