MC68HC912BD32 Datasheet, PDF (117/292 Pages) Freescale Semiconductor, Inc – Advance Information

Freescale Semiconductor, Inc.
Pulse Width Modulator
Introduction
Clock A
Clock A/2, A/4, A/6,....A/512
8-bit Down Counter
load
PWSCNT0
M
8-bit Scale Reg
DIV 2
U
PWSCAL0
X
Clock B
Clock B/2, B/4, B/6,....B/512
8-bit Down Counter
M
load
U
PWSCNT1
X
8-bit Scale Reg
PWSCAL1
DIV 2
M
Clock to
U
PWM
X
channel 0
PCLK0
M
Clock to
U
PWM
X
channel 1
PCLK1
M
Clock to
U
PWM
X
channel 2
PCLK2
M
Clock to
U
PWM
X
channel 3
PCLK3
5-pwm
PRESCALE
SCALE
Figure 17 PWM Clock Sources
Pulse Width Modulator
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MC68HC912BD32 Rev 1.0