Fujitsu FR81S Manuel D’Utilisation
CHAPTER 24: 16-BIT FREE-RUN TIMER
5. Operation
FUJITSU SEMICONDUCTOR LIMITED
CHAPTER : 16-BIT FREE-RUN TIMER
FUJITSU SEMICONDUCTOR CONFIDENTIAL
41
Figure 5-5 Operation in the Up/Down Count Mode when the Compare Clear Buffer is Enabled
(BFE: bit23 of the TCCS register is 1)
FFFF
H
BFFF
H
7FFF
H
3FFF
H
0000
H
Count value
Time
Compare clear
buffer register
Compare clear
register
BFFF
H
Timer operation start
Compare clear match
0 detection
7FFF
H
BFFF
H
7FFF
H
FFFF
H
FFFF
H
MB91520 Series
MN705-00010-1v0-E
948