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Chapter 12 Pulse-Width Modulator (PWM8B6CV1)
MC9S12E256 Data Sheet, Rev. 1.08
378
Freescale Semiconductor
12.1.3
Block Diagram
Figure 12-1. PWM8B6CV1 Block Diagram
12.2
External Signal Description
The PWM8B6CV1 module has a total of six external pins.
12.2.1
PWM5 — Pulse Width Modulator Channel 5 Pin
This pin serves as waveform output of PWM channel 5 and as an input for the emergency shutdown
feature.
12.2.2
PWM4 — Pulse Width Modulator Channel 4 Pin
This pin serves as waveform output of PWM channel 4.
12.2.3
PWM3 — Pulse Width Modulator Channel 3 Pin
This pin serves as waveform output of PWM channel 3.
Period and Duty
Counter
Channel 5
Bus Clock
Clock Select
PWM Clock
Period and Duty
Counter
Channel 4
Period and Duty
Counter
Channel 3
Period and Duty
Counter
Channel 2
Period and Duty
Counter
Channel 1
Period and Duty
Counter
Channel 0
PWM Channels
Alignment
Polarity
Control
PWM8B6C
PWM5
PWM4
PWM3
PWM2
PWM1
PWM0
Enable