
CHAPTER 7 8-BIT TIMER
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User’s Manual U15075EJ1V0UM00
Figure 7-10. Timing of Interval Timer Operation with 8-Bit Resolution (When CRn0 Is Set to FFH)
Count clock
CRn0
TCEn0
INTTMn0
TOnm
FFH
TMn0
FFH
00H
01H
00H
01H
00H
01H
00H
01H
FFH
Clear
Count start
Remark
n = 5, 6
nm = 50, 60, 61
Figure 7-11. Timing of Interval Timer Operation with 8-Bit Resolution
(When CRn0 Changes from N to M (N
<<<< M))
Count clock
CRn0
TCEn0
INTTMn0
TOnm
TMn0
N
00H
N
00H
01H
00H
01H
M
NM
N
M
Clear
Count start
Interrupt acknowledgement
CRn0 overwritten
Remark
n = 5, 6
nm = 50, 60, 61