FUJITSU MB91F109 FR30 - Manual (Page 346)

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CHAPTER 14 PWM TIMER
■ Starting Multiple PWM Timer Channels Using the 16-Bit Reload Timer
In step 3) of the foregoing setting procedure, select the 16-bit reload timer as the start trigger in
GCN1 and then start the 16-bit reload timer instead of GCN2 in step 5).
The PWM timer can be restarted at regular intervals by setting toggle output for the 16-bit reload
timer by setting the following in the control status register:
RTRG:1 --> Enable restart.
EGS1, 0:11 --> Start at both edges.