User`s manual

Registers Format 29
3.3 Digital Input Register
There is a total of 16 and 32 digital input channels on the PCI-
7230/cPCI-7230/LPCI-7230 and PCI-7233/7233H respectively.
Each bit corresponds to a signal on the digital input channel.
IDI_16 to IDI_31 are only available on PCI-7233/7233H.
Address: BASE + 0 to BASE + 3
Attribute: read only
Data Format:
Table 3-4: Digital Input Register
Legend:
IDI_n: Isolated Digital Input CH n.
3.4 Digital Output Register
There is a total of 16 and 32 digital output channels on the PCI-
7230/cPCI-7230/LPCI-7230 and PCI-7234/7234P respectively.
Each bit corresponds to a signal on the digital output channel.
IDO_16 to IDO_31 are only available on PCI-7234/7234P.
Address: BASE + 0 to BASE + 3
Attribute: write only
Data Format:
Bit 7 6 5 4 3 2 1 0
Base + 0 IDI_7 IDI_6 IDI_5 IDI_4 IDI_3 IDI_2 IDI_1 IDI_0
Base + 1 IDI_15 IDI_14 IDI_13 IDI_12 IDI_11 IDI_10 IDI_9 IDI_8
Base + 2 IDI_23 IDI_22 IDI_21 IDI_20 IDI_19 IDI_18 IDI_17 IDI_16
Base + 3 IDI_31 IDI_30 IDI_29 IDI_28 IDI_27 IDI_26 IDI_25 IDI_24