Counter 1 data register, Counter 2 data register – National Instruments PC-LPM-16/PnP User Manual
Page 92
Appendix D Register-Level Programming
PC-LPM-16/PnP User Manual
D-20
National Instruments Corporation
Counter 1 Data Register
Use the Counter 1 Data Register to load and read back contents of MSM82C53 counter 1.
Address:
Base address + 09 (hex)
Type:
Read-and-write
Word Size:
8-bit
Bit Map:
Bit
Name
Description
7–0
D<7..0>
A/D Conversion Data Bits 7 through 0—8-bit
counter 1 contents.
Counter 2 Data Register
Use the Counter 2 Data Register to load and read back contents of MSM82C53 counter 2.
Address:
Base address + 0A (hex)
Type:
Read-and-write
Word Size:
8-bit
Bit Map:
Bit
Name
Description
7–0
D<7..0>
A/D Conversion Data Bits 7 through 0—8-bit
counter 2 contents.
7
6
5
4
3
2
1
0
D7
D6
D5
D4
D3
D2
D1
D0
7
6
5
4
3
2
1
0
D7
D6
D5
D4
D3
D2
D1
D0
a.Book : l.Appendix D Page 20 Wednesday, November 20, 1996 6:36 PM