#define  WRITE(IO, v)   _WRITE(IO, v)

  #define  MASK(PIN)    (1 << PIN)

 #define SDCARDDETECT -1

Add#define COOLER_PWM_SPEED 2

#define ENDSTOP_X_BACK_MOVE 5

if using dev version you could also test #define REDUCE_ON_SMALL_SEGMENTS

#define SERVO0_NEUTRAL_POS 1450

#define Z_PROBE_X1 0

   #define MACHINE_NAME CUSTOM_MENDEL_NAME

// #################### Z-Probing ##################### #define Z_PROBE_Z_OFFSET 0.2 #define Z_PROBE_Z_OFFSET_MODE 0 #define UI_BED_COATING 1 #define FEATURE_Z_PROBE 1 #define Z_PROBE_BED_DISTA

#define ZHOME_X_POS 110

#define Z_PROBE_SWITCHING_DISTANCE 1  <<<<<<set this to 3,to raise probe a bit more to untriger between probes

#define Z_PROBE_SWITCHING_DISTANCE 1 <<<<<<set this to 3,to raise probe a bit more to untriger between probes

#define Z_PROBE_HEIGHT 0.1            this is distance nozzle to bed when probe triggers

#define Z_PROBE_Z_OFFSET 0

 #define  _WRITE(IO, v)   do { if (v) {DIO ##  IO ## _WPORT |= MASK(DIO ## IO ## _PIN); } else {DIO ##  IO ## _WPORT &= ~MASK(DIO ## IO ## _PIN); }; } while (0)

#define FEATURE_SERVO 1

#define Z_PROBE_Z_OFFSET 0

Hi, i want to know if USE_ADVANCE and/or ENABLE_QUADRATIC_ADVANCE are usefull or is it a unstable (dead) feature? If it is stable, what values go to #define EXT0_ADVANCE_K 0.0f #define EXT0_

So just dissable the led pin #define LED_PIN   -1