9 digital i/o register – ADLINK cPCI-9116 User Manual
Page 39
Registers
• 29
4.9
Digital I/O register
There are 8 digital input and 8 digital output channels provided by the 9116
series cards. The address Base + 30 is used to access digital inputs and
control digital outputs.
Address: BASE +30
Attribute: read
Data Format:
Bit
7
6
5
4
3
2
1
0
DI7 DI6 DI5 DI4 DI3 DI2 DI1 DI0
Bit
15
14
13
12
11
10
9
8
DO7 DO6 DO5 DO4 DO3 DO2 DO1 DO0
Bit
23
22
21
20
19
18
17
16
--- --- --- --- --- --- --- ---
Bit
31
30
29
28
27
26
25
24
--- --- --- --- --- --- --- ---
Table 12. Digital I/O register (Read)
Address: BASE + 30
Attribute: write
Data Format:
Bit
7
6
5
4
3
2
1
0
DO7 DO6 DO5 DO4 DO3 DO2 DO1 DO0
Bit
15
14
13
12
11
10
9
8
--- --- --- --- --- --- --- ---
Bit
23
22
21
20
19
18
17
16
--- --- --- --- --- --- --- ---
Bit
31
30
29
28
27
26
25
24
--- --- --- --- --- --- --- ---
Table 13. Digital I/O register (Write)