
21-4
MSM66577
Family
User's
Manual
Chapter
21
Special
Function
Registers
(SFRs)
Table 21-1 SFR List (2/7)
Address
[H]
Reference
page
Initial value
[H]
8/16
R/W
Function
Byte
Word
0022
0023
0024
0025
0026
0027
0028
0029
002A
002B
002C
002D
002E
002F
0030
0031
0032
0033
0034
0035
0036
0037
Port 2 mode register
Port 3 mode register
Port 4 mode register
Port 5 mode register
Port 6 mode register
Port 7 mode register
Port 0 secondary function control register
Port 1 secondary function control register
Port 2 secondary function control register
Port 3 secondary function control register
Port 4 secondary function control register
Port 5 secondary function control register
Port 6 secondary function control register
Port 7 secondary function control register
Interrupt request register 0
Interrupt request register 1
Interrupt request register 2
Interrupt request register 3
Interrupt enable register 0
Interrupt enable register 1
Interrupt enable register 2
Interrupt enable register 3
P2IO
P3IO
P4IO
P5IO
P6IO
P7IO
P0SF
P1SF
P2SF
P3SF
P4SF
P5SF
P6SF
P7SF
IRQ0
IRQ1
IRQ2
IRQ3
IE0
IE1
IE2
IE3
–
(0)
P4IO7
P5IO7
P6IO7
P7IO7
XAD7
P0SF7
XDM15
P1SF7
(0)
XDM7
P4SF7
P5SF7
PTM2OUT
PWM1OUT
P7SF7
P6SF7
P6SF5
QCPCM1
0
QSIO1
QRTC
ECPCM1
0
ESIO1
ERTC
(0)
P4IO6
P5IO6
P6IO6
P7IO6
XAD6
P0SF6
XDM14
P1SF6
(0)
XDM6
P4SF6
PTM0OUT
P5SF6
P6SF6
PWM0OUT
P7SF6
QCPCM0
QTM3OV
QTM4OV
0
ECPCM0
ETM3OV
ETM4OV
0
(0)
P4IO5
P5IO5
P6IO5
(0)
XAD5
P0SF5
XDM13
P1SF5
(0)
XDM5
P4SF5
CPCM1
P5SF5
PTM1OUT
(0)
0
QTM2OV
0
QAD
0
ETM2OV
0
EAD
(0)
P4IO4
P5IO4
P6IO4
(0)
XAD4
P0SF4
XDM12
P1SF4
(0)
XDM4
P4SF4
CPCM0
P5SF4
P6SF4
0
QTM1OV
0
QTM6OV
0
ETM1OV
0
ETM6OV
P2IO3
P3IO3
P4IO3
(0)
P6IO3
(0)
XAD3
P0SF3
XDM11
P1SF3
XDM19
P2SF3
WR
P3SF3
XDM3
P4SF3
(0)
P6SF3
(0)
0
QINT3
QINT7
QSIO4
0
EINT3
EINT7
ESIO4
P2IO2
P3IO2
P4IO2
(0)
P6IO2
(0)
XAD2
P0SF2
XDM10
P1SF2
XDM18
P2SF2
RD
P3SF2
XDM2
P4SF2
(0)
P6SF2
(0)
0
QINT2
QINT6
QSIO6
0
EINT2
EINT6
ESIO6
P2IO1
P3IO1
P4IO1
(0)
P6IO1
(0)
XAD1
P0SF1
XDM9
P1SF1
XDM17
P2SF1
PSEN
P3SF1
XDM1
P4SF1
(0)
P6SF1
QFRCOV
QINT1
QINT5
QSIO5
EFRCOV
EINT1
EINT5
ESIO5
P2IO0
76
5
4
3
Bit Symbol
21
0
P3IO0
P4IO0
(0)
P6IO0
(0)
XAD0
P0SF0
XDM8
P1SF0
XDM16
P2SF0
ALE
P3SF0
XDM0
P4SF0
(0)
P6SF0
(0)
QINT0
QTM0OV
QINT4
QTM5OV
EINT0
ETM0OV
EINT4
ETM5OV
8
00/0F
00/02
00/FF
00
00/FF
00/0F
00/03
00/FF
00
5-16
5-18
5-20
5-22
5-24
5-26
5-12
5-14
5-16
5-18
5-20
5-22
5-24
5-26
17-12
17-13
17-14
17-15
17-17
17-18
17-19
17-20