UPD784938 Datasheet, PDF (342/733 Pages) NEC – 16-Bit Single-Chip Microcontrollers

CHAPTER 11 TIMER/EVENT COUNTER 2
Figure 11-30. Example of PPG Output when CR20 = CR21
n
n
n
n-1
n-1
Count cycle T
TM2
count value
2
2
1
1
0
0
0
INTC20
INTC21
TO2
Pulse width = nT
Pulse cycle = (n+1) T
Remark ALV2 = 0
T = x/fXX (x = 4, 8, 16, 32, 64, 128, 256, 512, 1,024)
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Preliminary User’s Manual U13987EJ1V0UM00