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Register Map and Descriptions Appendix D
Lab-PC+ User Manual D-24 © National Instruments Corporation
Counter A0 Data Register
The Counter A0 Data Register is used for loading and reading back contents of
8253(A) Counter 0.
Address: Base address + 14 (hex)
Type: Read-and-write
Word Size: 8-bit
Bit Map:
76543210
D7 D6 D5 D4 D3 D2 D1 D0
Bit Name Description
7-0 D<7..0> 8-bit Counter A0 contents.