COMMELL MS-C71 - Manual (Page 30)

MS-C71 User’s Manual
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2.10 <GPIO and SMBUS Interface>
The board provides a programmable 8-bit digital I/O interface; you can use this general
purpose I/O port for system control like POS or KIOSK.
Connector: CN_DIO
Type: 12-pin (6 x 2) header (pitch = 2.0mm)
Pin Description Pin Description
1 Ground 2 Ground
3 GP10 4 GP14
5 GP11 6 GP15
7 GP12 8 GP16
9 GP13 10 GP17
11 VCC 12 +12V
Connector: CN_SMBUS
Type: 5-pin header for SMBUS Ports
Pin Description
1 VCC
2 N/C
3 SMBDATA
4 SMBCLK
5 Ground
CN_SMBUS
1
5
CN_DIO
1 2
12
11