Fujitsu MB91260B Series Hardware Manual page 285

CHAPTER 11 MULTIFUNCTIONAL TIMER
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Output level when compare buffer is selected, and a compare clear match occurs:
Figure 11.6-16 Example of Output Waveform when Compare Buffer Is Enabled
Count value
FFFF
H
BFFF
H
7FFF
H
3FFF
H
0000
H
Start timer operation
Reset
Compare buffer
register 0
Compare clear
register 0
RT0
Interrupt
270
(Free-run Timer is Up/Down Count Mode)
Compare clear match
3FFF
BFFF
H H
BFFF
H
Zero-detection
BFFF
H
3FFF
H
Time
BFFF
H