NEC 78K0/KD1 Series User Manual page 151

Figure 6-24. Configuration Diagram of External Event Counter
f
Noise eliminator
X
Valid edge of TI000
Figure 6-25. 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
f
X
2
f /2
X
8
f /2
X
Noise eliminator
N
Preliminary User's Manual U16315EJ1V0UD
16-bit timer capture/compare
register 000 (CR000)
Match
Clear
16-bit timer counter 00 (TM00)
16-bit timer capture/compare
register 010 (CR010)
Internal bus
N − 1
N
INTTM000
OVF00
0000H 0001H 0002H 0003H
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