Electronics of the FABtotum Personal Fabricator
(includes all peripherals as well)
Features
4 axis connector
5th axis on a 4pole JST connector PH series 2mm connector
Endstop n1
Raspi GPIO header connector
Hotbed connection
emergency switch
Case-door safety switch
Front door safety switch
YZ Endstops
24 v Power supply
interior light output
Second Extruder temp
Head connector (this includes: Milling motor control, Extruder 1 heat control, Servo control, Servo powering, Laser control & power, Head light power, probe input,fan control and an I2C bus, X endstops, led controls.
Board Fan power
Firmware The Totumduino firmware is based on the Marlin firmware. The Totumduino firware source code can be found on GitHub at https://github.com/FABtotum/FABlin. Communications from the Raspberry Pi to the Totumduino uses a custom set of supported G-code. The G-code interpreter on the Totumduino interprets the commands into appropriate motion control actions.