Fujitsu FR81S Manual De Usuario
CHAPTER 24: 16-BIT FREE-RUN TIMER
5. Operation
FUJITSU SEMICONDUCTOR LIMITED
CHAPTER : 16-BIT FREE-RUN TIMER
FUJITSU SEMICONDUCTOR CONFIDENTIAL
44
Figure 5-9 0 Detection Interrupt Masked in the Up/Down Count Mode
FFFF
H
BFFF
H
7FFF
H
3FFF
H
0000
H
Count value
Time
Compare clear interrupt
0 detection interrupt
Timer operation start
First time
Second time
Third time
Fourth time
Fifth time
Sixth time
TCCS.MSI2-MSI0=000
B
TCCS.MSI2-MSI0=001
B
TCCS.MSI2-MSI0=010
B
First time
Second time
Third time
Fourth time
Fifth time
Sixth time
Note: Both 0 detection interrupts and compare clear interrupts are cleared by software.
Figure 5-10 0 Detection Interrupt and Compare Clear Interrupt Masked in the Up/Down Count
Mode
TCCS.MSI5-MSI3=000
B
FFFF
H
BFFF
H
7FFF
H
3FFF
H
0000
H
Count value
Time
Compare clear interrupt
0 detection interrupt
Timer operation start
First time
Second time
Third time
Fourth time
Fifth time
Sixth time
TCCS.MSI2-MSI0=000
B
TCCS.MSI2-MSI0=001
B
TCCS.MSI2-MSI0=010
B
First time
Second time
Third time
Fourth time
Fifth time
Sixth time
Note: Both 0 detection interrupts and compare clear interrupts are cleared by software.
TCCS.MSI5-MSI3=01
B
TCCS.MSI5-MSI3=010
B
001
B
MB91520 Series
MN705-00010-1v0-E
951