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C.2 digital i/o register – AAEON EMB-H61B User Manual

Page 75

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I n d u s t r i a l M o t h e r b o a r d

E M B - H 6 1 B

Appendix C Electrical Specifications for I/O Ports

C-3

C.2 Digital I/O Register

Table 1 : SuperIO relative register table

Default Value

Note

Index

0x2E

(Note1)

SIO MB PnP Mode Index Register

0x2E or 0x4E

Data

0x2F

(Note2)

SIO MB PnP Mode Data Register

0x2F or 0x4F

Table 2 : Digital Input relative register table

LDN

Register

BitNum

Value

Note

DIO-1 Pin Status

0x06

(Note3)

0x8A

(Note4)

0

(Note5)

GPIO80

DIO-2 Pin Status

0x06

(Note6)

0x8A

(Note7)

1

(Note8)

GPIO81

DIO-3 Pin Status

0x06

(Note9)

0x8A

(Note10)

2

(Note11)

GPIO82

DIO-4 Pin Status

0x06

(Note12)

0x8A

(Note13)

3

(Note14)

GPIO83

DIO-5 Pin Status

0x06

(Note15)

0x8A

(Note16)

4

(Note17)

GPIO84

DIO-6 Pin Status

0x06

(Note18)

0x8A

(Note19)

5

(Note20)

GPIO85

DIO-7 Pin Status

0x06

(Note21)

0x8A

(Note22)

6

(Note23)

GPIO86

DIO-8 Pin Status

0x06

(Note24)

0x8A

(Note25)

7

(Note26)

GPIO87

Table 3 : Digital Output relative register table

LDN

Register

BitNum

Value

Note

DIO-1 Output Data

0x06

(Note27)

0x89

(Note28)

0

(Note29)

(Note30)

GPIO80

DIO-2 Output Data

0x06

(Note31)

0x89

(Note32)

1

(Note33)

(Note34)

GPIO81

DIO-3 Output Data

0x06

(Note35)

0x89

(Note36)

2

(Note37)

(Note38)

GPIO82

DIO-4 Output Data

0x06

(Note39)

0x89

(Note40)

3

(Note41)

(Note42)

GPIO83

DIO-5 Output Data

0x06

(Note43)

0x89

(Note44)

4

(Note45)

(Note46)

GPIO84

DIO-6 Output Data

0x06

(Note47)

0x89

(Note48)

5

(Note49)

(Note50)

GPIO85

DIO-7 Output Data

0x06

(Note51)

0x89

(Note52)

6

(Note53)

(Note54)

GPIO86

DIO-8 Output Data

0x06

(Note55)

0x89

(Note56)

7

(Note57)

(Note58)

GPIO87