machines/systems/flexibot/docs/marlin/_gcode/M118.md

tag	title	brief	author	contrib	group	codes	notes	parameters	examples
m0118	Serial print	Send text to serial	thinkyhead	shitcreek, Teddyz	hosts	M118	The `E`, `A`, and `P` parameters must precede the message. Can also send message to serial port.	tag optional description string true Message string. If omitted, a blank line will be sent. tag optional description A1 true Prepend `// ` to denote a comment or action command. Hosts like OctoPrint can interpret such commands to perform special actions. See your host's documentation. tag optional description E1 true Prepend `echo:` to the message. Some hosts will display echo messages differently when preceded by `echo:`. tag optional description values Pn true Send message to host serial port (1-9). tag description 0 Send message to all ports. tag description 1 Send message to main host serial port. tag description 2 Send message to secondary host serial port. Requires `SERIAL_PORT_2`.	pre code Echo "Yello World!" in the console M118 E1 Yello World! pre code Tell [OctoPrint](//docs.octoprint.org/en/master/features/action_commands.html) to cancel the print job M118 A1 action:cancel

Send a message to the connected host for display in the host console or to perform a host action.