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Registers Format
3.7 Digital I/O register
There are 16 digital input channels and 16 digital output channels
provided by the PCI-9112. The address Base + 1C is used to access
digital inputs and control digital outputs.
Address : BASE + 1C
Attribute : read only
Data Format:
Bit
7
6
5
4
3
2
Bas
e +
1C
D
I
7
D
I
6
D
I
5
D
I
4
D
I
3
D
I
2
Bas
e +
1D
D
I
1
5
D
I
1
4
D
I
1
3
D
I
1
2
D
I
1
1
D
I
1
0
Bas
e +
1E
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Bas
e +
1F
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Address : BASE + 1C
Attribute : write only
Data Format:
Bit
7
6
5
4
3
2
Bas
e +
1C
D
O
7
D
O
6
D
O
5
D
O
4
D
O
3
D
O
2
Bas
e +
1D
D
O
1
5
D
O
1
4
D
O
1
3
D
O
1
2
D
O
1
1
D
O
1
0
Bas
e +
1E
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Bas
e +
1F
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-