Fujitsu FR81S User Manual
CHAPTER 20: RELOAD TIMER
5. Operation
FUJITSU SEMICONDUCTOR LIMITED
CHAPTER : RELOAD TIMER
FUJITSU SEMICONDUCTOR CONFIDENTIAL
FUJITSU SEMICONDUCTOR CONFIDENTIAL
17
5.1.1. Count Source
The count source of the reload timer is shown below.
Select decrement conditions of the down counter in the TMCSR:CSL[2:0].
Table 5-1 List of Count Source
CSL[2:0]
Count source
Operation mode
000
Division of the peripheral clock frequency by 2 (initial value)
Interval timer mode
001
Division of the peripheral clock frequency by 4
010
Division of the peripheral clock frequency by 8
011
Division of the peripheral clock frequency by 16
100
Division of the peripheral clock frequency by 32
101
Division of the peripheral clock frequency by 64
110
Cascade mode
(ch.0:TIN0, ch.1:TOUT0, ch.2:TOUT1, ch.3:TOUT2,
ch4: TIN4,ch5:TOUT4,ch6:TOUT5,ch7:TOUT6)
Event counter mode
111
External event (TIN input)
MB91520 Series
MN705-00010-1v0-E
744