HD64F2149 Datasheet, PDF (306/1035 Pages) Renesas Technology Corp – Hitachi 16-Bit Single-Chip Microcomputer

9.1.2 Block Diagram
Figure 9.1 shows a block diagram of the PWM timer module.
P10/PW0
P11/PW1
P12/PW2
P13/PW3
P14/PW4
P15/PW5
P16/PW6
P17/PW7
P20/PW8
P21/PW9
P22/PW10
P23/PW11
P24/PW12
P25/PW13
P26/PW14
P27/PW15
Comparator 0
Comparator 1
Comparator 2
Comparator 3
Comparator 4
Comparator 5
Comparator 6
Comparator 7
Comparator 8
Comparator 9
Comparator 10
Comparator 11
Comparator 12
Comparator 13
Comparator 14
Comparator 15
PWDR0
PWDR1
PWDR2
PWDR3
PWDR4
PWDR5
PWDR6
PWDR7
PWDR8
PWDR9
PWDR10
PWDR11
PWDR12
PWDR13
PWDR14
PWDR15
Module
data bus
PWDPRB
PWOERB
P2DDR
P2DR
PWDPRA
PWOERA
P1DDR
P1DR
TCNT
Legend:
PWSL: PWM register select
PWDR: PWM data register
PWDPRA: PWM data polarity register A
PWDPRB: PWM data polarity register B
PWOERA: PWM output enable register A
PWOERB: PWM output enable register B
PCSR: Peripheral clock select register
P1DDR: Port 1 data direction register
P2DDR: Port 2 data direction register
P1DR: Port 1 data register
P2DR: Port 2 data register
Clock
selection
ø/16
ø/8
ø/4
ø ^ø/2
Internal clock
PWSL
PCSR
Figure 9.1 Block Diagram of PWM Timer Module
Internal
data bus
272