Ppg Output When Cr20 = Cr21; Ppg Output When Cr20 = 00H - NEC PD78212 User Manual

n
Count period T
TM2
count value
0
INTC20
INTC21
TO2
n
TM2
count value
0
INTC20
INTC21
TO2
Pulse width
= 2/f
CLK
Fig. 7-91 PPG Output When CR20 = CR21
n
n-1
2
1
Pulse width = nT
Pulse period = (n + 1)T
Remark ALV2 = 0
Fig. 7-92 PPG Output When CR20 = 00H
n
T
2
1
Pulse period = (n + 1)T
Remark ALV2 = 0
Chapter 7 Timer/Counter Units
n-1
2
1
0
n
0
7
n
187