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Application:
Timer
Timer Count Register (TCTR)
X:$FFED Read/Write
Reset = $0000
Timer Compare Register (TCPR)
X:$FFEE Read/Write
Reset = $0000
Timer Preload Register (TPR)
X:$FFEF Read/Write
Reset = $0000
C - 24
15 14 13 12 11 10
Figure C-9 Timer Count Register (TCTR)
15 14 13 12 11 10
Figure C-10 Timer Compare Register (TCPR)
15 14 13 12 11 10
Figure C-11 Timer Preload Register (TPR)
PROGRAMMING SHEETS
Date:
Programmer:
Count — Decremented when TPR = 0
9
8
7
Compare Value — Compare with Count Register
9
8
7
Number to Load into Count Register
9
8
7
Sheet 2 of 2
6
5
4
3
2
1
6
5
4
3
2
1
6
5
4
3
2
1
MOTOROLA
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0
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