Installation guide

Half-size SBC HSB-910I
Chapter 2 Quick Installation Guide 2 - 11
2.12 Battery Connector (BT1)
Pin Signal Pin Signal
1 VBAT(+) 2 GND(-)
2.13 RS-232 Serial Port Connector (COM1, COM3, COM4)
Pin Signal Pin Signal
1 DCD 2 RXD
3 TXD 4 DTR
5 GND 6 DSR
7 RTS 8 CTS
9 RI 10 N.C.
2.14 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.
2.15 IrDA Connector (IR1)
Pin Signal
1 +5V
2 N.C
3 IRRX
4 GND
5 IRTX
6 N.C.