CHAPTER 7 8-BIT TIMERS 50, 60, AND 61
User’s Manual U15331EJ4V1UD
138
Figure 7-15. Timing of Interval Timer Operation with 8-Bit Resolution
(When CRnm Changes from N to M (N
>
M))
Count clock
CRnm
TCEnm
INTTMnm
TOnm
TMnm
00H
00H
00H
N
−
1
N
M
N
M
N
M
00H
FFH
M
H
Clear
Clear
Clear
TMnm overflows
because M < N
CRnm overwritten
Remark
00H
≤
M
<
N
≤
FFH
nm = 50, 60, 61