Installation guide

Compact Board PCM- 8500
Chapter 2 Quick Installation Guide
2
-
22
2.30 Digital I/O-1 Connector (CN26)
This connector offers 4-pair of digital I/O functions and address is
801H. The pin definitions are illustrated below: Please refer to Page
3-10 for digital I/O BIOS setting.
Pin Signal
1 Digital-IN/ OUT 2 Digital-IN/ OUT
3 Digital-IN/ OUT 4 Digital-IN/ OUT
5 Digital-IN/ OUT 6 Digital-IN/ OUT
7 Digital-IN/ OUT 8 Digital-IN/ OUT
9 +5V 10 GND
The pin definitions and registers mapping are illustrated below:
Address: 801H
4 in/ 4 out
Pin1 Pin2 Pin3 Pin4 Pin5 Pin6 Pin7 Pin8
GPI 27 GPI 26 GPI 25 GPI 24 GPO 23 GPO 22 GPO 21 GPO 20
Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0
8 in
Pin1 Pin2 Pin3 Pin4 Pin5 Pin6 Pin7 Pin8
GPI 27 GPI 26 GPI 25 GPI 24 GPI 23 GPI 22 GPI 21 GPI 20
Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0
8 out
Pin1 Pin2 Pin3 Pin4 Pin5 Pin6 Pin7 Pin8
GPO 27
GPO
26
GPO 25 GPO 24 GPO 23 GPO 22 GPO 21 GPO 20
Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0