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FUJITSU MB91F109 FR30 User Manual

Page 342

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CHAPTER 14 PWM TIMER

Trigger restart disabled

Figure 14.10-1 One-Shot Operation Timing Chart (Trigger Restart Disabled)

Trigger restart enabled

Figure 14.10-2 One-Shot Operation Timing Chart (Trigger Restart Enabled)

m

n

0

PWM

Start trigger

A rising edge is detected.

A trigger is ignored.

T: Count clock cycle

m: PCSR value

n: PDUT value

= T (n + 1)

= T (m + 1)

m

n

0

PWM

Start trigger

A rising edge is detected.

T: Count clock cycle

m: PCSR value

n: PDUT value

= T (n + 1)

= T (m + 1)

Operation is restarted by a trigger.