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ML66525 Family User’s Manual
Chapter 22
Special Function Registers (SFRs)
22 - 4
Bit
Sy
mbol
A
ddress
[H]
Functi
on
By
te
Wor
d
7
6
5
4
3
2
1
0
R/W
8/16
In
itial
v
a
lue
[H]
Reference
page
0027
Port
7
mode
register
P7IO
—
P7IO7
P7IO6
(0)
8
00
5-28
XA
D
7
XA
D
6
XA
D
5
XA
D
4
XA
D
3
XA
D
2
XA
D
1
XA
D
0
0028
Port
0
secondary
function
control
register
P0SF
—
P0SF7
P0SF6
P0SF5
P0SF4
P0SF3
P0SF2
P0SF1
P0SF0
8
00/FF
5-16
X
D
M15
X
D
M14
X
D
M13
X
D
M12
X
DM11
X
D
M10
X
D
M9
X
D
M8
0029
Port
1
secondary
function
control
register
P1SF
—
P1SF7
P1SF6
P1SF5
P1SF4
P1SF3
P1SF2
P1SF1
P1SF0
8
00/FF
5-18
X
D
M19
X
D
M18
X
D
M17
X
DM16
002A
Port
2
secondary
function
control
register
P2SF
—
(0)
P2SF3
P2SF2
P2SF1
P2SF0
8
00/FF
5-20
W
R
RD
PSEN
002B
Port
3
secondary
function
control
register
P3SF
—
(0)
P3SF3
P3SF2
P3SF1
(0)
8
00/02
5-22
XD
M
7
XD
M
6
XD
M
5
XD
M
4
XD
M
3
XD
M
2
XD
M
1
XD
M
0
002C
Port
4
secondary
function
control
register
P4SF
—
P4SF7
P4SF6
P4SF5
P4SF4
P4SF3
P4SF2
P4SF1
P4SF0
8
00/FF
5-24
002E
Port
6
s
ec
ondary
func
tion
c
ontrol
regis
ter
P6SF
—
(0)
P6SF3
P6SF2
P6SF1
P6SF0
8
00
5-26
PWM1OUT
P
WM0OUT
002F
Port
7
secondary
function
control
register
P7SF
—
P7SF7
P7SF6
(0)
8
00
5-28
0030
Interrupt
request
register
0
IRQ0
—
0
QINT0
8
00
15-12
0031
Interrupt
request
register
1
IRQ1
—
0
QTM3OV
0
QINT3
QINT2
QINT1
QTM0OV
8
00
15-13
0032
Interrupt
request
register
2
IRQ2
—
QSIO1
QTM4OV
0
QTM7OV
QINT7
QINT6
QINT
5
QINT4
8
00
15-14
QSIO3
0033
Interrupt
request
register
3
IRQ3
—
QRTC
QINT8
QAD
QTM6OV
QSIO4
QSIO6
0
QTM5OV
8
00
15-15
0034
Interrupt
enable
register
0
IE0
—
0
EINT0
8
00
15-17
0035
Interrupt
enable
register
1
IE1
—
0
ETM3OV
0
EINT3
EINT2
EINT1
ETM0O
V
8
00
15-18
0036
Interrupt
enable
register
2
IE2
—
ESIO1
ETM4OV
0
ETM7O
V
EINT7
EINT6
EINT
5
EINT4
8
00
15-19
ESIO3
0037
Interrupt
enable
register
3
IE3
—
ERTC
EINT8
EAD
ETM6O
V
ESIO4
ESIO6
0
ETM5O
V
8
00
15-20
0038
Interrupt
priority
control
register
0
IP0
—
0
P1INT0
P0INT0
8
00
15-22
003A
Interrupt
priority
control
register
2
IP2
—
P1INT3
P0INT3
P1INT2
P0INT2
P1INT1
P0INT1
P1TM0OV
P0TM0OV
8
00
15-23
003B
Interrupt
priority
control
register
3
IP3
—
0
P1TM3OV
P0TM3OV
0
8
00
15-24
003C
Interrupt
priority
control
register
4
IP4
—
P1INT7
P0
INT7
P1INT6
P0INT6
P1INT5
P0
INT5
P1INT4
P0INT4
8
00
15-25
003D
Interrupt
priority
control
register
5
IP5
—
P1SIO1
P0SIO1
P1TM4O
V
P0TM4OV
0
P1TM7OV
P0TM7OV
8
00
15-26
P1SIO3
P0SIO3
003E
Interrupt
priority
control
register
6
IP6
—
P1SIO4
P0SIO4
P1SIO6
P0SIO6
0
P1TM5OV
P0TM5OV
8
00
15-27
003F
Interrupt
priority
control
register
7
IP7
—
P1RTC
P0RTC
P1INT8
P0INT8
P1AD
P0AD
P1TM6OV
P0TM6OV
8
00
15-28
0058
Ex
ternal
interrupt
control
register
0
EX
I0CON
—
EX
3M1
EX
3M0
EX
2M1
EX
2M0
E
X
1
M1
EX
1M0
EX
0M1
EX
0M0
8
00
14-2
0059
Ex
ternal
interrupt
control
register
1
EX
I1CON
—
EX
7M1
EX
7M0
EX
6M1
EX
6M0
E
X
5
M1
EX
5M0
EX
4M1
EX
4M0
R/
W
8
00
14-3
Table 22-1
SFR List (2/5)