mc68hc912bd32 Freescale Semiconductor, Inc, mc68hc912bd32 Datasheet - Page 116

• Manufacturer Part Number: mc68hc912bd32
• Description: 16-bit Device Composed Of Standard On-chip Peripherals
• Manufacturer: Freescale Semiconductor, Inc

Pulse Width Modulator
MC68HC912BD32 Rev 1.0
(E or Scaled E)
Clock Source
(clock edge sync)
PWENx
PPOL= 1 0
PPOL= 0 1
Figure 16 Block Diagram of PWM Center-Aligned Output Channel
GATE
Sync
up/down
Freescale Semiconductor, Inc.
PWCNTx
PWDTY
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Go to: www.freescale.com
Pulse Width Modulator
reset
(PWPER–PWDTY)*2
Period = PWPER*2
CENTR=1
8-bit Compare =
8-bit Compare =
(duty cycle)
PWDTYx
PWPERx
(period)
T
PWDTY
Q
Q
PPOLx
M
U
X
From Port P
Data Register
M
U
X
To Pin
Driver
4-pwm