Hitachi H8S/2646 Hardware Manual page 645

Figure 17-2 shows a block diagram of PWM channel 2.
Interrupt
request
12 9
Internal
data bus
Legend:
PWCR2:
PWOCR2:
PWPR2:
PWCNT2:
PWCYR2:
PWDTR2A to PWDTR2H: PWM duty registers 2A to 2H
PWBFR2A, 2B, 2C, 2D:
ø, ø/2, ø/4, ø/8, ø/16
PWCR2
Compare match
0
PWBFR2A
PWBFR2B
PWBFR2C
PWBFR2D
PWM control register 2
PWM output control register 2
PWM polarity register 2
PWM counter 2
PWM cycle register 2
PWM buffer registers 2A, 2B, 2C, 2D
Figure 17-2 Block Diagram of PWM Channel 2
PWCNT2 PWOCR2
PWCYR2 PWPR2
9 0
PWDTR2A
PWDTR2B
PWDTR2C
PWDTR2D
PWDTR2E
PWDTR2F
PWDTR2G
PWDTR2H
Port
control
P/N
PWM2A
P/N PWM2B
PWM2C
P/N
PWM2D
P/N
PWM2E
P/N
PWM2F
P/N
P/N PWM2G
PWM2H
P/N
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