23 internal graphics disable, 24 user gpio header, 25 debug support – Artesyn MITX-CORE-820 Installation and Use (July 2014) User Manual
Page 75: Table 4-27, Internal graphics disable header (p33), Table 4-28, User gpio header (p28), Functional description
Functional Description
MITX-CORE-820 Installation and Use (6806800M10H)
75
4.23 Internal Graphics Disable
4.24 User GPIO Header
The MITX-CORE-820 supports a GPIO header with support for 4xGPI and 4xGPO & ground(s).
4.25 Debug Support
The MITX-CORE-820 shall support the following ports for debug:
Extended Debug Port (XDP) tool for processor run control and debug
Port 80 display for BIOS POST codes
Table 4-27 Internal Graphics Disable Header (P33)
Jumper setting
(Jumper:P33)
Configuration
P33 (1-2)
NC (DEFAULT)
P33 (2-3)
I-GRAPHICS DISABLE
Table 4-28 User GPIO Header (P28)
Pin
Signal
Pin
Signal
1
PCA9557_GPO0
2
PCA9557_GPI0
3
PCA9557_GPO1
4
PCA9557_GPI1
5
PCA9557_GPO2
6
PCA9557_GPI2
7
PCA9557_GPO3
8
PCA9557_GPI3
9
+V5A
10
GND
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