One uses a 16-bit ADC for high resolution reading of PT1000 sensors; one 3-pin filament monitor connector; one Z-probe connector; one footprint to mount a ultra subminiture switch; two push buttons and indication LEDs; 12 to 32V power input; On-board 12V, 5V and 3.3V regulators ...
M21 Mount device (Initialize SD card) M22 Unmount device (Release SD card)NetworkingM540 and M550 commands, if needed, should go in dsf-config.g NOT config.g.M540 Set MAC address M550 Set Name (see 'Changing the SBC hostname' below)...