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Figure 11-7. Example 1 of PWM Output Timing (PWM pulse width rewrite cycle 2
PWMn
output pin
Contents of
PWMn register
PWM pulse width
rewrite timing
Cautions 1. The pulse width is rewritten at every 256 cycles of the PWM pulse.
2. The accuracy of the PWM pulse is (x + 8) bits.
Remarks 1. m and l are the contents of the PWMn register.
2. n = 0 to 3
Figure 11-8. Example 2 of PWM Output Timing (PWM pulse width rewrite cycle 2
PWMn
output pin
Contents of
PWMn register
Enables
PWM output
Cautions 1. The pulse width is rewritten at every 1 cycle of the PWM pulse.
2. The accuracy of the PWM pulse is x bits or more and (x + 8) bits or less.
Remarks 1. k, l, and m are the contents of the PWMn register.
2. n = 0 to 3
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CHAPTER 11 PWM UNIT
PWM pulse
(x+8)
2
cycles
m
Enables
PWM output
PWM pulse width
rewrite timing
PWM pulse
1 cycle
m
k
Rewrites
PWMn register
User's Manual U11969EJ3V0UM00
PWM pulse
(x+8)
2
cycles
l
Rewrites
PWMn register
l
Rewrites
Rewrites
PWMn register
PWMn register
(x+8)
/f
)
PWMC
PWM pulse width
rewrite timing
x
/f
)
PWMC
m
PWM pulse width
selecting timing
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