MC9S12XD256MAL Datasheet, PDF (382/1348 Pages) Freescale Semiconductor, Inc – Freescale’s Scalable Controller Area Network

Chapter 8 Pulse-Width Modulator (S12PWM8B8CV1)
Clock A
Clock A/2, A/4, A/6,....A/512
M
U
X
Clock to
PWM Ch 0
8-Bit Down
Counter
Count = 1
Load
PCLK0
M
U
X
Clock to
PWM Ch 1
PWMSCLA
DIV 2 ^{Clock SA}
PCLK1
M
M
U
X
Clock to
PWM Ch 2
U
X
PCLK2
M
U
X
Clock to
PWM Ch 3
Clock B
Clock B/2, B/4, B/6,....B/512
PCLK3
M
U
X
Clock to
PWM Ch 4
M
8-Bit Down ^{Count = 1}
U
Counter
X
Load
PCLK4
M
U
X
Clock to
PWM Ch 5
PWMSCLB
Clock SB
DIV 2
PCLK5
M
U
X
Clock to
PWM Ch 6
PCLK6
M
U
X
Clock to
PWM Ch 7
Prescale
Scale
Figure 8-18. PWM Clock Select Block Diagram
PCLK7
Clock Select
MC9S12XDP512 Data Sheet, Rev. 2.21
382
Freescale Semiconductor