This is the microcontroller in all v1.2 FarmBots. It receives G-code commands from the Raspberry Pi and then sends signals to move motors, read sensors, activate peripherals, and more.
Input Voltage: 7-12V recommended, 60-20V limits
Digital I/O Pins: 54 (15 provide PWM output)
DC Current per I/O Pin: 40 mA
DC Current for 3.3V Pin: 50 mA
Flash Memory: 256 KB (8 KB used by bootloader)