Fix TMC serial port for FYSETC AIO_II (#19842)

4 years ago · 994cda3b6b
parent 2becb5ebf7
commit 994cda3b6b
1 changed files with 7 additions and 4 deletions
--- a/Marlin/src/pins/stm32f1/pins_FYSETC_AIO_II.h
+++ b/Marlin/src/pins/stm32f1/pins_FYSETC_AIO_II.h
@ -93,10 +93,10 @@
  //
  // Hardware serial with switch
  //
-  #define X_HARDWARE_SERIAL  MSerial1
-  #define Y_HARDWARE_SERIAL  MSerial1
-  #define Z_HARDWARE_SERIAL  MSerial1
-  #define E0_HARDWARE_SERIAL MSerial1
+  #define X_HARDWARE_SERIAL  MSerial2
+  #define Y_HARDWARE_SERIAL  MSerial2
+  #define Z_HARDWARE_SERIAL  MSerial2
+  #define E0_HARDWARE_SERIAL MSerial2

  // The 4xTMC2209 module doesn't have a serial multiplexer and
  // needs to set *_SLAVE_ADDRESS in Configuration_adv.h for X,Y,Z,E0
@ -106,6 +106,9 @@
    #define SERIAL_MUL_PIN2                 PB12
  #endif

+  // Reduce baud rate to improve software serial reliability
+  #define TMC_BAUD_RATE                    19200
+
 #endif

 //