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