mc9s12xd256 Freescale Semiconductor, Inc, mc9s12xd256 Datasheet - Page 364

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

Chapter 8 Pulse-Width Modulator (S12PWM8B8CV1)
8.1.3
Figure 8-1
8.2
The PWM module has a total of 8 external pins.
8.2.1
This pin serves as waveform output of PWM channel 7 and as an input for the emergency shutdown
feature.
8.2.2
This pin serves as waveform output of PWM channel 6.
364
Bus Clock
External Signal Description
shows the block diagram for the 8-bit 8-channel PWM block.
Block Diagram
PWM7 — PWM Channel 7
PWM6 — PWM Channel 6
PWM8B8C
Clock Select
Control
Alignment
Polarity
Enable
MC9S12XDP512 Data Sheet, Rev. 2.17
Figure 8-1. PWM Block Diagram
PWM Clock
PWM Channels
Period and Duty
Period and Duty
Period and Duty
Period and Duty
Period and Duty
Period and Duty
Period and Duty
Period and Duty
Channel 7
Channel 6
Channel 5
Channel 4
Channel 3
Channel 2
Channel 1
Channel 0
Counter
Counter
Counter
Counter
Counter
Counter
Counter
Counter
Freescale Semiconductor
PWM7
PWM6
PWM5
PWM4
PWM3
PWM2
PWM0
PWM1