MC68HC912BL16 Datasheet, PDF (68/128 Pages) Freescale Semiconductor, Inc – 16-Bit Microcontroller

Freescale Semiconductor, Inc.
CLOCK SOURCE
(ECLK)
GATE
(CLOCK EDGE SYNC)
PWCNTx
CENTR = 1
RESET
(DUTY CYCLE)
8-BIT COMPARE =
PWDTYx
(PERIOD)
8-BIT COMPARE =
PWPERx
FROM PORT P
DATA REGISTER
T
Q
MUX
Q
PPOLx
MUX
TO PIN
DRIVER
PWENx
PPOL = 0
PPOL = 1
PWDTY
(PWPER − PWDTY) × 2
PWPER × 2
PWDTY
Figure 18 Block Diagram of PWM Center-Aligned Output Channel
MC68HC912BL16
68
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