8 in (cn37), 8 out (cn37) – AAEON EMB-6908T User Manual
Page 37
M i n i - I T X
E M B - 6 9 0 8 T
Chapter 2 Quick Installation Guide
2 - 24
2.44 Digital I/O Connector (CN37, CN38)
This connector offers 4-pair of digital I/O functions and address is set in
BIOS. The default address is 2A1H. The pin definitions are illustrated
below:
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:
4 in / 4 out (CN37)
Pin8 Pin7 Pin6 Pin5 Pin4 Pin3 Pin2 Pin1
GPI 10
GPI 11
GPI 12
GPI 13
GPO 14
GPO 15
GPO 16
GPO 17
LSB
MSB
8 in (CN37)
Pin8 Pin7 Pin6 Pin5 Pin4 Pin3 Pin2 Pin1
GPI 10
GPI 11
GPI 12
GPI 13
GPO 14
GPO 15
GPO 16
GPO 17
LSB
MSB
8 out (CN37)
Pin8 Pin7 Pin6 Pin5 Pin4 Pin3 Pin2 Pin1
GPI 10
GPI 11
GPI 12
GPI 13
GPO 14
GPO 15
GPO 16
GPO 17
LSB
MSB