27bsignal, 16bsignal, 17bpin – AAEON EMB-9459T A2.0 User Manual
Page 29: 30bsignal
M i n i - I T X
E M B - 9 4 5 9 T A 2 . 0
Chapter 2 Quick Installation Guide
2 - 17
7 RTS
8 CTS
9 RI
10
N.C
2.27 Digital I/O (CN14)
This connector offers 4-pair of digital I/O functions and address is 2A1H. The
pin definitions are illustrated below:
Pin
Signal 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: 2A1H
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
MSB
LSB
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
MSB
LSB
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
MSB
LSB
Note: The max. rating of Pin1 ~ Pin8 is 5V @ 8mA; the max. rating of Pin9
is 5V @ 0.5A