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CHAPTER 13 COMPARATOR
13.4.3 Comparator Status Register 1 (COSR1)
Comparator status register 1 (COSR1) holds and stores an edge change in output
voltage from the comparator 1 and an OUT signal output from voltage comparators.
This allows change of battery voltage to be confirmed.
I
Comparator Status Register 1 (COSR1)
Figure 13.4-4 Comparator Status Register 1 (COSR1)
COR1
COR6 COR5
bit7
bit6
bit5
bit4
bit3
bit2
bit1
bit0
Address
00000000
B
Initial value
COR2
COR3
COR7
COR4
COR1
0
1
Comparator 1 interrupt request not detected
Comparator 1 interrupt request detected (the edge of output from
Comparator 1 interrupt request bit
R/W
R/W
R/W
R/W
R/W
R/W
R/W
COR2
0
1
Voltage comparator 2 interrupt request not detected
Voltage comparator 2 interrupt request detected (the edge of OUT output
from voltage comparator 2 detected)
Voltage comparator 2 interrupt request bit
COR3
0
1
Voltage comparator 3 interrupt request not detected
Voltage comparator 3 interrupt request detected (the edge of OUT output
from voltage comparator 3 detected)
Voltage comparator 3 interrupt request bit
COR4
0
1
Voltage comparator 4 interrupt request not detected
Voltage comparator 4 interrupt request detected (the edge of OUT output
from voltage comparator 4 detected)
Voltage comparator 4 interrupt request bit
COR5
0
1
Voltage comparator 5 interrupt request not detected
Voltage comparator 5 interrupt request detected (the edge of OUT output
from voltage comparator 5 detected)
Voltage comparator 5 interrupt request bit
COR6
0
1
Voltage comparator 6 interrupt request not detected
Voltage comparator 6 interrupt request detected (the edge of OUT output
from voltage comparator 6 detected)
Voltage comparator 6 interrupt request bit
COR7
0
1
Voltage comparator 7 interrupt request not detected
Voltage comparator 7 interrupt request bit
COR8
R/W
COR8
0
1
Voltage comparator 8 interrupt request not detected
Voltage comparator 8 interrupt request bit
comparator 1 detected)
Voltage comparator 7 interrupt request detected (the edge of OUT output
from voltage comparator 7 detected)
Voltage comparator 8 interrupt request detected (the edge of OUT output
from voltage comparator 8 detected)
H
R/W
R
: Read/write enabled
: Read only
: Initial value