Renesas M16C Series User Manual page 20

M30245 Group
Clock prescaler reset flag
b7 b6 b5
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One-shot start flag
b7 b6
Figure 2.2.5. Timer A-related registers (4)
Rev.2.00 Oct 16, 2006
REJ09B0340-0200
b4 b3 b2 b1 b0
Symbol
CPSRF
Bit Symbol
Nothing is assigned. Write "0" when writing to these bits.
The contents are indeterminate if read.
CPSR
b5 b4 b3 b2 b1 b0
Symbol
0
ONSF
Bit Symbol
TA0OS
TA1OS
TA2OS
TA3OS
TA4OS
Reserved
TA0TGL
TA0TGH
Note 1 : The value is "0" when read.
Note 2 : Set the corresponding pin's port direction register to "0".
Note 3 : To start count in one-shot timer mode, do not use an extrenal trigger input.
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Address
0381
16
Bit Name
0 : No effect
Clock prescaler reset flag
1 : Reset
Address
0382
16
Bit Name
Timer A0 one-shot start flag
0 : Invalid
1 : Timer start (Note 1)
Timer A1 one-shot start flag
Timer A2 one-shot start flag
Timer A3 one-shot start flag
Timer A4 one-shot start flag
Always set to "0"
b1 b0
0 0 : Input on TA0
Timer A0 event/trigger
0 1 : Invalid
select bit
1 0 : TA4 overflow is selected
1 1 : TA1 overflow is selected
When reset
0XXXXXXX
2
Function R W
_ _
O O
(The value is "0" when read)
When reset
00
16
Function
is selected (Notes 2, 3)
IN
2. Timer A
R W
O O
O O
O O
O O
O O
O O
O O
O O