Renesas M30245 Series User Manual page 22

M30245 Group
Clock prescaler reset flag
b7 b6 b5 b4 b3 b2
One-shot start flag
b7 b6 b5 b4 b3
0
Figure 2.2.5. Timer A-related registers (4)
Rev.2.00 Oct 16, 2006
REJ09B0340-0200
b1 b0
Symbol
CPSRF
Bit Symbol
Nothing is assigned. Write "0" when writing to these bits.
The contents are indeterminate if read.
Clock prescaler reset flag
CPSR
b2 b1 b0
Symbol
ONSF
Bit Symbol
Timer A0 one-shot start flag
TA0OS
TA1OS
Timer A1 one-shot start flag
TA2OS
Timer A2 one-shot start flag
TA3OS
Timer A3 one-shot start flag
TA4OS Timer A4 one-shot start flag
Reserved
TA0TGL
Timer A0 event/trigger
select bit
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.
page 11 of 354
Address
0381
16
Bit Name Function
0 : No effect
1 : Reset
(The value is "0" when read)
Address
0382
16
Bit Name
0 : Invalid
1 : Timer start (Note 1)
Always set to "0"
b1 b0
0 0 : Input on TA0
0 1 : Invalid
1 0 : TA4 overflow is selected
1 1 : TA1 overflow is selected
2. Timer A
When reset
0XXXXXXX
2
R W
_ _
O O
When reset
00
16
Function R W
O O
O O
O O
O O
O O
O O
is selected (Notes 2, 3)
IN O O
O O