MC68HC708MP16 Datasheet, PDF (147/398 Pages) Freescale Semiconductor, Inc – Microcontrollers

Pulse Width Modulator for Motor Control (PWMMC)
UP/DOWN COUNTER
MODULUS = 4
PWM VALUE = 2
PWM VALUE = 2
PWM VALUE = 3
PWM1 W/
NO DEAD-TIME
PWM2 W/
NO DEAD-TIME
PWM1 W/
DEAD-TIME=2
PWM2 W/
DEAD-TIME=2
2
2
2
2
Figure 9-14. Effects of Dead-Time Insertion
2
2
UP/DOWN COUNTER
MODULUS = 3
PWM VALUE = 1
PWM VALUE = 1
PWM VALUE = 3
PWM VALUE = 3
PWM1 W/
NO DEAD-TIME
PWM2 W/
NO DEAD-TIME
PWM1 W/
DEAD-TIME = 2
2
2
PWM2 W/
DEAD-TIME = 2
2
2
Figure 9-15. Dead-Time at Duty Cycle Boundaries
MC68HC708MP16 — Rev. 3.1
Freescale Semiconductor Pulse Width Modulator for Motor Control (PWMMC)
Technical Data
147