CHAPTER 7 8-BIT TIMER
Figure 7-8. Timing of Interval Timer Operation with 8-Bit Resolution (Basic Operation)
t
Count clock
TMn0
N
00H 01H
Clear
00H
01H
00H 01H
Clear
00H 01H
Clear
00H
N
N
N
CRn0
TCEn0
Count start
Count stop
INTTMn0
TOnm
Interrupt acknowledgement
Interval time
Interrupt acknowledgement
Interval time
Interrupt acknowledgement
Interval time
Remarks 1. Interval time = (N + 1) × t: N = 00H to FFH
2. n = 5, 6
nm = 50, 60, 61
Figure 7-9. Timing of Interval Timer Operation with 8-Bit Resolution (When CRn0 Is Set to 00H)
Count clock
00H
00H
TMn0
CRn0
TCEn0
Count start
INTTMn0
TOnm
Remark n = 5, 6
nm = 50, 60, 61
User’s Manual U15075EJ1V0UM00
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NEC [ NEC ]
