Fujitsu FR81S User Manual
CHAPTER 24: 16-BIT FREE-RUN TIMER
4. Registers
FUJITSU SEMICONDUCTOR LIMITED
CHAPTER : 16-BIT FREE-RUN TIMER
FUJITSU SEMICONDUCTOR CONFIDENTIAL
35
[bit5, bit4] AS411, AS410: A/D activation compare free-run timer selector selection bits
AS11/AS91/
AS171/AS251/
AS331/AS411
AS10/AS90/
AS170/AS250/
AS330/AS410
Function
0
0
Free-run timer 0
0
1
Free-run timer 1
1
0
Free-run timer 2
Others
Setting disabled (operation is not guaranteed)
⋅
These bits are used to configure the free-run timer assigned to the A/D activation compare.
Note:
Before configuring these bits, make sure to verify that the free-run timer is inactive.
[bit3, bit2] Reserved
Always write 0 to this bit.
[bit1, bit0] AS401, AS400: A/D activation compare free-run timer selector selection bits
AS01/AS81/
AS161/AS241/
AS321/AS401
AS00/AS80/
AS160/AS240/
AS320/AS400
Function
0
0
Free-run timer 0
0
1
Free-run timer 1
1
0
Free-run timer 2
Others
Setting disabled (operation is not guaranteed)
⋅
These bits are used to configure the free-run timer assigned to the A/D activation compare.
Note:
Before configuring these bits, make sure to verify that the free-run timer is inactive.
MB91520 Series
MN705-00010-1v0-E
942