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