Owner manual

Full-size SBC FSB-G41H
Chapter 2 Quick Installation Guide 2 - 12
2.16 RS-232/422/485 Serial Port Connector (COM2)
Pin Signal Pin Signal
1 DCD(422TXD-/485DATA-) 2 RXD(422RXD+)
3 TXD(422TXD+/485DATA+) 4 DTR(422RXD-)
5 GND 6 DSR
7 RTS 8 CTS
9 RI 10 N.C
2.17 USB Connector (USB2~6)
Pin Signal Pin Signal
1 +5V 2 GND
3 USBD- 4 GND
5 USBD+ 6 USBD+
7 GND 8 USBD-
9 GND 10 +5V