Fujitsu MB90460 Series Hardware Manual page 347

CHAPTER 14 MULTI-FUNCTIONAL TIMER
Figure 14.6-5 Operation in Up-down Count Mode with Compare Clear Buffer enabled (TCCSL:BFE=1)
Counter value
FFFF
H
BFFF
H
7FFF
H
3FFF
H
0000
H
Reset
Compare clear
buffer register
value
Compare clear
register value
328
Compare clear match
Timer starts
Zero detect
BFFF
H
BFFF
H
7FFF FFFF
H
7FFF
H
Time
H
FFFF
H