COM Express® PMC/XMC Lite Carrier
Users Guide
Document:
CTIM-00440
Revision:
0.04
Page 10 of 29
Connect Tech Inc. 800-426-8979 | 519-836-1291
Date:
2017-09-11
Detailed Feature Pinouts and Functional Descriptions
Serial/GPIO
The CCG016 allows access to the COM Express modules GPIO by routing them out to a GPIO header. Also
present is a direct connected RS-232 signal that utilizes the COM Express module’s UART.
Function RS-232 Serial and GPIO
Location P13
Type
FCI Minitek Double Row 10 x 2
P/N
98424-G06-20LF
Cable
CBG121
Pinout
Pin
Description
Pin
Description
1
GPI0
2
GPO3
3
GPI1
4
GPO2
5
GPI2
6
GPO1
7
GPI3
8
GPO0
9
GND
10
-
11
-
12
-
13
RS-232 RX
14
-
15
RS-232 TX
16
-
17
-
18
-
19
GND
20
-
J7 Jumper – GPIO-V
Function
GPIO Power
Location
J7
Modes
Position
Description
+5V
GPIO +5V
+3.3V
GPIO +3.3V