Fujitsu FR81S 用户手册
CHAPTER 24: 16-BIT FREE-RUN TIMER
3. Configuration
FUJITSU SEMICONDUCTOR LIMITED
CHAPTER : 16-BIT FREE-RUN TIMER
FUJITSU SEMICONDUCTOR CONFIDENTIAL
6
Configuration of the 16-bit Free-run Timer
Figure 3-2 Configuration of the 16-bit Free-run Timer (only one channel)
Compare clear buffer register 0
(CPCLRB0)
Compare clear register 0
(CPCLR0)
16-bit free-run timer 0
( TCCS0 )
STOP
MODE
Timer data register 0
(TCDT0)
Timer 0
( TCCS0 )
BFE
0
1
FRCK0
Peripheral clock
( TCCS0 )
ECKE
( TCCS0 )
SCLR
Enabling free-run timer 0,
Disabling free-run timer 0,
Clearing free-run timer 0
Prescaler
( TCCS0)
CLK3-CLK0
CLK3-CLK0
Compare
circuit
0 detection
0 detection 0
Compare clear 0
( TCCS0)
IRQZE
IRQZF
ICRE
ICLR
Interrupt
generation
circuit
Interrupt
generation
circuit
( TCCS0 )
MSI2-MSI0
( TCCS0)
MODE 2
MSI5-MSI3
Compare clear
interrupt 0
0 detection
Interrupt 0
Free-run timer 0
MB91520 Series
MN705-00010-1v0-E
913