NEC PD78214 - Manual (Page 152)

123
Chapter 7 Timer/Counter Units
7
Fig. 7-14 Example of PWM Output Using TM0
Remark ALV0 = 0, ALV1 = 0
Fig. 7-15 PWM Output When CR00 = FFFFH
Remark ALV0 = 0
FFFFH
INTO00
FFFFH
FFFFH FFFFH
FFFFH
TO0
TM0
count value
Count clock period T
OVF flag
Duty factor = × 100 = 99.998(%)
0
1
2
0
1
2
0
Pulse width
Pulse period = 65536T
65535
65536
T
FFFFH FFFFH
CR00
FFFFH
CR00
CR00
CR01
CR01
TM0
count value
0H
INTC00
INTC01
TO0
TO1