mc9s12xd256 Freescale Semiconductor, Inc, mc9s12xd256 Datasheet - Page 382

• Manufacturer Part Number: mc9s12xd256
• Description: Hcs12x Microcontrollers
• Manufacturer: Freescale Semiconductor, Inc

Chapter 8 Pulse-Width Modulator (S12PWM8B8CV1)
382
Prescale
Figure 8-18. PWM Clock Select Block Diagram
M
U
X
M
U
X
MC9S12XDP512 Data Sheet, Rev. 2.17
8-Bit Down
PWMSCLB
8-Bit Down
PWMSCLA
Counter
Counter
Clock B/2, B/4, B/6,....B/512
Scale
Clock A/2, A/4, A/6,....A/512
Clock B
Clock A
Load
Load
Count = 1
Count = 1
DIV 2
DIV 2
Clock SB
Clock SA
Clock Select
PCLK0
PCLK1
PCLK2
PCLK3
PCLK4
PCLK5
PCLK6
PCLK7
Freescale Semiconductor
M
M
M
M
M
M
M
M
U
U
U
U
U
U
U
U
X
X
X
X
X
X
X
X
Clock to
PWM Ch 0
Clock to
PWM Ch 1
Clock to
PWM Ch 2
Clock to
PWM Ch 3
Clock to
PWM Ch 4
Clock to
PWM Ch 5
Clock to
PWM Ch 6
Clock to
PWM Ch 7