
29
4.2 Programming the 8254 Counter/Timer
............................
4.1.9 8254 Control Word/Status Register
...................................
4.1.8 Multi-Function Timer Register
.......................................
4.1.7 Clock Rate Register (high word)
.....................................
4.1.6 Clock Rate Register (low word)
......................................
4.1.5 D/A Converter 1 Register
...........................................
4.1.4 D/A Converter 0 Register
...........................................
4.1.3 A/D Converter Data Register
.......................................
4.1.2 Start of Conversion Register
.........................................
4.1.1 Control Word Register
.............................................
25
..............................................
25
4. Register Description and Programming
.....................
23
.............................................
.................................................
22
........................................................
21
...........................................
20
.................................................
....................................................
.....................................................
17
...................................................
16
.....................................................
16
.............................................
14
2.2 Digital to Analog Converters
.....................................
10
2.1 Analog to Digital Converter
......................................
10
2. Circuit Board Description and Configuration
..............
9
1.2 DAQ-12 Specifications
.............................................
8
........................................................
8
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