ADLINK PCI-7442 - Manual (Page 59)

Register Format 47
4.2 PCI-7443 I/O Registers
Isolated Digital Input Registers
There are 128 isolated digital inputs on the PCI-7443 card. The
statuses of the 128 lines can be read from the registers listed
below. Each bit corresponds to each channel.
Address R/W Value Mapping (MSB----LSB)
BASE+0x02h R IDI[15...0]
BASE+0x04h R IDI[31...16]
BASE+0x42h R IDI[47...32]
BASE+0x44h R IDI[63...48]
BASE+0x82h R IDI[79...64]
BASE+0x84h R IDI[95...80]
BASE+0xC2h R IDI[111...96]
BASE+0xC4h R IDI[127...112]
Bit value: 1: The input is ON.
0: The input is OFF. (Inital value)