AAEON HSB-800I - Manual (Page 23)

H a l f - s i z e S B C H S B - 8 0 0 I
2.15 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 NC
2.16 IrDA Connector (IR1)
Pin Signal
1 +5V
2 NC
3 IRRX
4 GND
5 IRTX
6 NC
2.17 Digital I/O (CN1) (Address: 801H)
Pin Signal Pin Signal
1 IN0 2 IN1
3 IN2 4 IN3
5 OUT0 6 OUT1
7 OUT2 8 OUT3
9 +5V 10 GND
Chapter 2 Quick Installation Guide 2-11