Fitlet3: COM + GPIO connector pinout

From fit-PC wiki
Jump to: navigation, search

COM + GPIO connector pinout

Pin Number RS232+GPIO RS485 Half duplex +GPIO RS485 Full Duplex +GPIO
1 Power In Power In Power In
2 GPO (output) GPO (output) GPO (output)
3 GPO (output) GPO (output) GPO (output)
4 GPI (Input) GPI (Input) GPI (Input)
5 GPI (Input) GPI (Input) GPI (Input)
6 TXD Data- TX-
7 RXD RX+
8 CTS RX-
9 RTS Data+ TX+
10 GND GND GND