Digital input register – National Instruments PC-LPM-16/PnP User Manual
Page 97
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Appendix D Register-Level Programming
National Instruments Corporation
D-25
PC-LPM-16/PnP User Manual
Digital Input Register
Read the Digital Input Register to return the logic state of the I/O connector’s eight
digital input lines.
Address:
Base address + 05 (hex)
Type:
Read-only
Word Size:
8-bit
Bit Map:
Bit
Name
Description
7–0
D<7..0>
8-Bit Input Data Bit—These eight bits represent the
logic state of the digital input lines DIN 0 through
DIN 7.
7
6
5
4
3
2
1
0
D7
D6
D5
D4
D3
D2
D1
D0
a.Book : l.Appendix D Page 25 Wednesday, November 20, 1996 6:36 PM
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