machines/systems/flexibot/docs/marlin/_gcode/M7219.md

tag	title	brief	author	requires	group	codes	images	notes	parameters	videos	examples
m7219	MAX7219 Control	Control Max7219 Segmented LEDs	thinkyhead	MAX7219_DEBUG	debug	M7219	title caption path Max7219 with 8x8 Matrix This single-unit Max7219 with 8x8 Matrix is commonly found online in both assembled and kit form for only a few dollars. max7219-board.png title caption path Settings for Max7219 Orientation Use the `MAX7219_ROTATE` and `MAX7219_SIDE_BY_SIDE` settings that best suit the orientation of your matrix according to this chart. max7219-rotation.svg	Requires `MAX7219_DEBUG`.	tag optional description values C true Set the column specified by `C` to bit pattern `V`. tag type column int tag optional description values D true Directly set a Max7219 native row (on the unit specified by `U`) to the 8-bit pattern `V`. tag type row int tag optional description values R true Set the row specified by `R` to bit pattern `V`. tag type row int tag optional description I true Initialize (clear) all matrixes. tag optional description F true Fill the matrix by turning on all LEDs. tag optional description P true Print the LED array state for debugging. tag optional description values U true Used with `D` to specify which matrix unit to set. tag type index int tag optional description values V true Value to apply when using the `C`, `R`, or `X`/`Y` parameters. tag type bits long tag optional description values X true Set a matrix LED at the given `X` position to the `V` value. If no `V` is given, toggle the LED state. tag type index int tag optional description values Y true Set a matrix LED at the given `Y` position to the `V` value. If no `V` is given, toggle the LED state. tag type index int	JXMEKXsmTpA

Set the state of one or more Max7219 matrix displays or 7-segment digital displays.