flexi-bot/docs/marlin/_gcode/M810-M819.md

tag	title	brief	author	codes	requires	notes	parameters	example
m0810	G-code macros	Set/execute one of ten G-code macros	Speaka	M810 M811 M812 M813 M814 M815 M816 M817 M818 M819	GCODE_MACROS	Requires `GCODE_MACROS`.	tag optional description string true Set Macro to the given commands, separated by the pipe character.	pre code Define Macro 5 to do some moves and make a beep M815 G0 X0 Y0|G0 Z10|M300 S440 P50 pre code Run Macro 5 M815

Use the M810-M819 commands to set and execute 10 distinct G-code "macros." Put anything after the command to define its macro. To run the macro just send M810-M819 by itself. Multiple commands in one macro are separated by the pipe character ('|').