243
CHAPTER 10 WATCH TIMER
TMC21
Prescaler
Selector
INTWT
5-Bit Counter
f
W
2
14
f
W
2
13
INTTM3
To 16-Bit Timer/
Event Counter
Watch Timer Mode
Control Register
TMC26 TMC25 TMC24 TMC23 TMC22 TMC21 TMC20
Internal Bus
TCL24
Timer Clock
Select Register 2
3
f
W
2
4
f
W
2
5
f
W
2
6
f
W
2
7
f
W
2
8
f
W
2
9
f
W
f
XX
/2
7
f
XT
Clear
Clear
Selector
Selector
Selector
Figure 10-1. Watch Timer Block Diagram