2 digital input register (base + 10), 3 digital output register (base + 14), 4 dio status & control register (base + 18) – Intel PCI-7200 User Manual
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Registers Format
• 17
3.2 Digital Input Register (BASE + 10)
32 digital input channels can be read from this register
Address: BASE + 10
Attribute: READ Only
Data Format:
Byte
7
6
5
4
3
2
1
0
Base +10
DI7
DI6
DI5
DI4
DI3
DI2
DI1
DI0
Base +11
DI15
DI14
DI13
DI12
DI11
DI10
DI9
DI8
Base +12
DI23
DI22
DI21
DI20
DI19
DI18
DI17
DI16
Base +13
DI31
DI30
DI29
DI28
DI27
DI26
DI25
DI24
3.3 Digital Output Register (BASE + 14)
32 digital outp ut channels can be write and read-back from this register
Address: BASE + 14
Attribute: READ/WRITE
Data Format:
Byte
7
6
5
4
3
2
1
0
Base +14
DO7
DO6
DO5
DO4
DO3
DO2
DO1
DO0
Base +15
DO15
DO14
DO13
DO12
DO11
DO10
DO9
DO8
Base +16
DO23
DO22
DO21
DO20
DO19
DO18
DO17
DO16
Base +17
DO31
DO30
DO29
DO28
DO27
DO26
DO25
DO24
The digital output status can be read back through the same location (BASE +
14)
3.4 DIO Status & Control Register (BASE + 18)
The data transfer mode of digital input is controlled and status is checked
through this register.
Address: BASE + 18
Attribute: READ/WRITE
Data Format:
Byte
7
6
5
4
3
2
1
0
Base +18 O_ACK DIN_EN I_TRG TRGPL I_FIFO
I_TIME0 I_REQ
I_ACK
Base +19 ----
I_OVER ----
----
O_TRG O_FIFO O_TIME1 O_REQ
Base +20 ----
----
----
----
----
----
----
O_UND
Base +21 ----
----
----
----
----
----
----
----