flexi-bot/docs/marlin/_gcode/M351.md

tag	title	brief	author	requires	group	codes	notes	parameters	examples
m0351	Set Microstep Pins	Directly set the micro-stepping pins	thinkyhead	HAS_MICROSTEPS	control	M351		tag optional description values S false Select the pin to set for all specified axes. tag description 1 Select pin MS1 for all axes being set. tag description 2 Select pin MS2 for all axes being set. tag optional description values B true Set the MS1/2 pin for the 5th stepper driver. tag 0 tag 1 tag optional description values X true Set the MS1/2 pin for the X stepper driver. tag 0 tag 1 tag optional description values Y true Set the MS1/2 pin for the Y stepper driver. tag 0 tag 1 tag optional description values Z true Set the MS1/2 pin for the Z stepper driver. tag 0 tag 1 tag optional description values E true Set the MS1/2 pin for the E stepper driver. tag 0 tag 1	pre code Set the `X_MS1` pin and clear the `E0_MS1` pin M351 S1 X1 E0

If your board has digital micro-stepping pins (X_MS1, Y_MS1, etc.), use this command to set the micro-steps.

At the time of this writing, the only boards which have digital micro-stepping pins are:

• MINIRAMBO
• RAMBO
• SCOOVO_X9H
• MKS_BASE_common
• ALLIGATOR_R2
• ARCHIM1
• PRINTRBOARD_G2
• 5DPRINT