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Figure 6-27. Configuration Diagram of External Event Counter
f
X
Valid edge of TI000 pin
Note OVF00 is set to 1 only when CR000 is set to FFFFH.
Figure 6-28. External Event Counter Operation Timing (with Rising Edge Specified)
TI000 pin input
TM00 count value
0000H 0001H 0002H 0003H 0004H 0005H
CR000
INTTM000
Caution When reading the external event counter count value, TM00 should be read.
CHAPTER 6 16-BIT TIMER/EVENT COUNTER 00
16-bit timer capture/compare
register 000 (CR000)
Noise eliminator
16-bit timer counter 00 (TM00)
N
Preliminary User's Manual U16846EJ1V0UD
Internal bus
Match
Clear
N − 1
N
0000H 0001H 0002H 0003H
INTTM000
Note
OVF00
131
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