mc68hc908mr8 Freescale Semiconductor, Inc, mc68hc908mr8 Datasheet - Page 186

• Manufacturer Part Number: mc68hc908mr8
• Description: M68hc08 Microcontrollers Microcontroller
• Manufacturer: Freescale Semiconductor, Inc

Pulse-Width Modulator for Motor Control
Technical Data
186
PWM Load Frequency — The frequency at which new PWM
parameters get loaded into the PWM. See
Pulse-Width Modulator for Motor Control (PWMMC)
RELOAD NEW
MODULUS,
PRESCALER,
AND PWM VALUES
IF LDOK = 1
Figure 9-43. PWM Clock Cycle and PWM Cycle Definitions
PWM CLOCK CYCLE
Figure 9-44. PWM Load Cycle/Frequency Definition
PWM
CLOCK
CYCLE
LDFQ1:LDFQ0 = 01 — RELOAD EVERY TWO CYCLES
(1/PWM LOAD FREQUENCY)
PWM LOAD CYCLE
CENTER-ALIGNED MODE
PWM CYCLE (OR PERIOD)
PWM CYCLE (OR PERIOD)
EDGE-ALIGNED MODE
Figure
RELOAD NEW
MODULUS,
PRESCALER,
AND PWM VALUES
IF LDOK = 1
MC68HC908MR8 — Rev 4.1
Freescale Semiconductor
9-44.