GE BC5002 User Manual
GFK-2023C
Chapter 8 Technical Data
8-3
8
Port Configurations
Port
IRQ
Addresses
COM1 4
3F8h
COM2 3
2F8h
COM3 5
3E8h
COM4 (Touch)
10
2E8h
LPT 7
378h
Pin Assignments
Keyboard/Mouse (6-pin mini-DIN PS/2 socket)
Pin Number
Signal name
1 Data
2 NC
3 GND
4 +5V
5 Clock
6 NC
2 NC
3 GND
4 +5V
5 Clock
6 NC
COM1/2/3 Serial Port (9 pin socket)
Pin-Number
Signal name
1 DCD
2 RxD
3 TxD
4 DTR
5 GND
6 DSR
7 RTS
8 CTS
9 RI
2 RxD
3 TxD
4 DTR
5 GND
6 DSR
7 RTS
8 CTS
9 RI