AAEON EMB-945T Rev.B - Manual (Page 25)

M i n i - I T X E M B - 9 4 5 T R e v . B
Chapter 2 Quick Installation Guide 2 - 12
2.12 CD-IN Connector (CN1)
Pin Signal
1 CD_IN_L
2 CD_GND
3 CD_GND
4 CD_IN_R
2.13 Digital I/O Connector (CN2)
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
Pin8 Pin7 Pin6 Pin5 Pin4 Pin3 Pin2 Pin1
GPI 27 GPI 26 GPI 25 GPI 24 GPO 23 GPO 22 GPO 21 GPO 20
MSB LSB
8 in
Pin8 Pin7 Pin6 Pin5 Pin4 Pin3 Pin2 Pin1
GPI 27 GPI 26 GPI 25 GPI 24 GPI 23 GPI 22 GPI 21 GPI 20
MSB LSB