M30621ECGP MITSUBISHI [Mitsubishi Electric Semiconductor], M30621ECGP Datasheet - Page 72

• Manufacturer Part Number: M30621ECGP
• Description: SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER
• Manufacturer: MITSUBISHI [Mitsubishi Electric Semiconductor]

Timer A
72
Figure 1.13.6. Timer A-related registers (3)
One-shot start flag
Clock prescaler reset flag
b7
Trigger select register
b7
b7
b6
b6
b6
b5
b5
b5
b4
b4
b4
b3
b3
b3
b2
b2
b2
b1
b1
b1
b0
b0
b0
Note 1: Set the corresponding port direction register to “0”.
Note 2: Since TA1
Note: Set the corresponding port direction register to “0”.
Nothing is assigned. In an attempt to write to these bits, write “0”. The value, if read,
turns out to be indeterminate.
Nothing is assigned. In an attempt to write to these bits, write “0”. The value, if read,
turns out to be indeterminate.
Bit symbol
Bit symbol
Bit symbol
TA1TGH
TA2TGH
TA3TGH
TA4TGH
TA1TGL
TA2TGL
TA3TGL
TA4TGL
TA0TGL
TA0TGH
CPSR
TA0OS
TA1OS
TA2OS
TA3OS
TA4OS
Symbol
TRGSR
Symbol
CPSRF
Symbol
ONSF
functions.
Timer A0 event/trigger
select bit
Clock prescaler reset flag
Timer A0 one-shot start flag
Timer A1 one-shot start flag
Timer A2 one-shot start flag
Timer A3 one-shot start flag
Timer A4 one-shot start flag
Timer A1 event/trigger
select bit
Timer A2 event/trigger
select bit
Timer A3 event/trigger
select bit
Timer A4 event/trigger
select bit
IN
Address
0383
and TA2
Address
0382
Address
0381
Bit name
Bit name
Bit name
16
16
16
IN
are not connected to external pin, do not select these
0XXXXXXX
When reset
When reset
When reset
00X00000
b7 b6
0 0 :
0 1 : TB2 overflow is selected
1 0 : TA4 overflow is selected
1 1 : TA1 overflow is selected
0 0 :
0 1 : TB2 overflow is selected
1 0 : TA1 overflow is selected
1 1 : TA3 overflow is selected
1 : Timer start
b1 b0
0 0 :
0 1 : TB2 overflow is selected
1 0 : TA0 overflow is selected
1 1 : TA2 overflow is selected
b3 b2
b5 b4
0 0 :
0 1 : TB2 overflow is selected
1 0 : TA2 overflow is selected
1 1 : TA4 overflow is selected
b7 b6
0 0 :
0 1 : TB2 overflow is selected
1 0 : TA3 overflow is selected
1 1 : TA0 overflow is selected
0 : No effect
1 : Prescaler is reset
00
When read, the value is “0”
16
(When read, the value is “0”)
Input on TA0
Input on TA2
Input on TA1
Input on TA3
Input on TA4
2
2
SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER
Function
Function
Function
IN
IN
IN
IN
IN
is selected (Note)
is selected (Note1,2)
is selected (Note1)
is selected (Note1,2)
is selected (Note1)
M16C / 62 Group (80-pin)
Mitsubishi microcomputers
R
R
R
W
W
W