CHAPTER 9 TIMER/COUNTER FUNCTION (REAL-TIME PULSE UNIT)
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User’s Manual U14492EJ3V0UD
(2) Clearing of count value upon occurrence of compare match
The internal operation during TM1n clear operation upon occurrence of a compare match is as follows.
Figure 9-58. Count Value Clear Operation upon Compare Match
Count clock
(rising edge set as valid edge)
CM1n0
FFFEH
TM1n
FFFFH
0000H
(FFFEH)
0001H
(FFFDH)
FFFFH
Up count
Up count
(Down count)
Clear TM1n
(Not clear TM1n)
Caution
The operations at the next count clock after the count value of TM1n and the CM1n0 set value
match are as follows.
•
In case of up count: Clear operation is performed.
••••
In case of down count: Clear operation is not performed.
Remarks 1.
n = 0, 1
2.
Items between parentheses in the above figure apply to down count operation.
Содержание V850E/IA1 mPD703116
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