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MSI IM-GS45-D User Manual

Page 62

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4-8

SYSTEM RESOURCES

SIO GPIO

Pin

GPIO

Type

Function

Power

Description

88

GP34

O

#EN485
Default high for

RS232 function

5VSB

87

GP35

O

#EN422
Default high for

RS232 function

5VSB

69

GP36

O

EN232
Default high for

RS232 function

5VSB

80

GP45

O

RS485_EN#_1
Default high for

RS232 function

5VSB

83

GP42

O

RS422_EN#_1
Default high for

RS232 function

5VSB

82

GP43

O

RS232_EN#_1
Default high for

RS232 function

5VSB

81

GP44

O

RS485_EN#_2
Default high for

RS232 function

5VSB