LV-672 User’s Manual Hardware Setup
GPIO Interface 30
2.14 <GPIO interface>
The board provides a programmable 8-bit digital I/O interface, and a SMBus (System
management bus) interface for control panel application.
Connector: CN_SMBUS
Type: 4-pin SMBus connector (pitch = 2.54mm)
Pin Description Pin Description
1 SMBDATA 2 SMBCLK
3 Ground 4 VCC3
Connector: CN_DIO
Type: onboard 2 x 6-pin 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
4
CN_SMBUS
1
1
12
CN_DIO
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