276 B
276 B
M1 M2 M3 M4 M5 M6
S1 S2 S3 S4
CS1 CS2 CS3
VSENS
V_PV PWM_PV
CAN (over SPI) (3) RTC (over I2C) (2)
6 DO 4 DI 1 PWM 5 AI 5 COMMS
-> 16 DIO
might be able to use a shift register to reclaim pins?
ATmega328P has 14 DIO and 6 AI
ATmega1284P exists Atmega2560 is top dollar