flexi-bot/docs/marlin/_gcode/M906.md

tag	title	brief	author	requires	group	codes	notes	parameters	examples
m0906	Stepper Motor Current	Set the motor current (in milliamps)	thinkyhead	TMC2130|TMC2208|TMC2660|L64xx	none	M906	Requires one or more compatible Trinamic or L64xx stepper drivers.	tag optional description values E true Current for the E0 stepper unit type mA int tag optional since description values I false 1.1.9 Index for multiple steppers. (i.e., `I1` for X2, Y2, Z2; `I2` for Z3; `I3` for Z4). unit type index int tag optional since description values T true 1.1.9 Index (tool) number for the E axis. If not specified, the E0 extruder. unit type index int tag optional description values X true Current for the X stepper unit type mA int tag optional description values Y true Current for the Y stepper unit type mA int tag optional description values Z true Current for the Z stepper unit type mA int	pre code Set the XYZ motor currents to 5mA M906 X5 Y5 Z5 pre code Set the E1 motor current to 10mA M906 T1 E10 pre code Set the X2 motor current to 5mA M906 I1 X5

Set stepper motor currents in milliamps units.