Chapter 2 – DFI HD636-H81CS User Manual

Page 19

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19

Chapter 2 Hardware Installation

Chapter 2

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Digital I/O Power Select

Digital I/O Output State

1

3

2

2-3 On: +5V

1

3

2

1-2 On: +5V_standby

(default)

JP13 is used to select the power of DIO (Digital I/O) signal.

Based on the power level of DIO (Digital I/O) selected on JP13, JP7 (DIO pin 11/13/15/17)

and JP12 (DIO pin 3/5/7/9) are used to select the state of DIO output: pull high or pull low.

When selecting pull high, the power selection will be the same as JP13’s setting.

1

3

2

2-3 On: GND

1

3

2

1-2 On: +5V or

+5V_standby

(default)

DIO 3/5/7/9

(JP12)

JP13

DIO 11/13/15/17

(JP7)

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