mc9s12e256 Freescale Semiconductor, Inc, mc9s12e256 Datasheet - Page 400

• Manufacturer Part Number: mc9s12e256
• Description: Hcs12 Microcontrollers 16-bit Microcontroller
• Manufacturer: Freescale Semiconductor, Inc

Chapter 12 Pulse-Width Modulator (PWM8B6CV1)
400
PRESCALE
Figure 12-34. PWM Clock Select Block Diagram
M
U
M
X
U
X
MC9S12E256 Data Sheet, Rev. 1.08
8-Bit Down Counter
8-Bit Down Counter
PWMSCLB
PWMSCLA
SCALE
Load
Load
Clock A
Clock B
Clock A/2, A/4, A/6,....A/512
Clock B/2, B/4, B/6,....B/512
Count = 1
Count = 1
DIV 2
DIV 2
Clock SB
Clock SA
CLOCK SELECT
Freescale Semiconductor
PCLK0
PCLK1
PCLK2
PCLK3
PCLK4
PCLK5
M
M
M
M
M
M
U
X
U
X
U
X
U
X
U
X
U
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