
7-23
Seiko Epson Corporation
S1C31D50 TECHNICAL MANUAL
(Rev. 1.00)
7.7.10.
P9 Port Group
The P9 port group consists of seven ports P90
–
P95 and they support the GPIO and interrupt functions.
Table 7.7.10.1 Control Registers for P9 Port Group
Register name
Bit
Bit name
Initial
Reset
R/W
Remarks
PPORTP9DAT
(P9 Port Data Register)
15-14
–
0
–
R
–
13
–
8
P9OUT[5:0]
0x00
H0
R/W
7
–
6
–
0
–
R
5
–
0
P9IN[5:0]
0x00
H0
R
PPORTP9IOEN
(P9 Port Enable
Register)
15-14
–
0
–
R
–
13
–
8
P9IEN[5:0]
0x00
H0
R/W
7
–
6
–
0
–
R
5
–
0
P9OEN[5:0]
0x00
H0
R/W
PPORTP9RCTL
(P9 Port Pull-up/down
Control Register)
15-14
–
0
–
R
–
13
–
8
P9PDPU[5:0]
0x00
H0
R/W
7
–
6
–
0
–
R
5
–
0
P9REN[5:0]
0x00
H0
R/W
PPORTP9INTF
(P9 Port Interrupt Flag
Register)
15
–
8
–
0x00
–
R
–
7
–
6
–
0
–
R
5
–
0
P9IF[5:0]
0x00
H0
R/W
Cleared by writing 1.
PPORTP9INTCTL
(P9 Port Interrupt
Control Register)
15-14
–
0
–
R
–
13
–
8
P9EDGE[5:0]
0x00
H0
R/W
7
–
6
–
0
–
R
5
–
0
P9IE[5:0]
0x00
H0
R/W
PPORTP9CHATEN
(P5 Port Chattering
Filter Enable Register)
15
–
8
–
0x00
–
R
–
7
–
6
–
0
–
R
5
–
0
P9CHATEN[5:0]
0x00
H0
R/W
PPORTP9MODSEL
(P9 Port Mode Select
Register)
15
–
8
–
0x00
–
R
–
7
–
6
–
0
–
R
5
–
0
P9SEL[5:0]
0x00
H0
R/W
PPORTP9FNCSEL
(P9 Port Function
Select Register)
15
–
14
–
0x0
–
R
–
13
–
12
–
0x0
–
R
11
–
10
P95MUX[1:0]
0x0
H0
R/W
9
–
8
P94MUX[1:0]
0x0
H0
R/W
7
–
6
P93MUX[1:0]
0x0
H0
R/W
5
–
4
P92MUX[1:0]
0x0
H0
R/W
3
–
2
P91MUX[1:0]
0x0
H0
R/W
1
–
0
P90MUX[1:0]
0x0
H0
R/W
Table 7.7.10.2 P9 Port Group Function Assignment
Port
name
P5SEL
y
= 0
P5SEL
y
= 1
GPIO
P9
y
MUX = 0x0
(Function 0)
P9
y
MUX = 0x1
(Function 1)
P9
y
MUX = 0x2
(Function 2)
P9
y
MUX = 0x3
(Function 3)
Peripheral
Pin
Peripheral
Pin
Peripheral
Pin
Peripheral
Pin
P90
P90
QSPI Ch.0
QSPICLK0
–
–
–
–
–
–
P91
P91
QSPI Ch.0
QSDIO00
–
–
–
–
–
–
P92
P92
QSPI Ch.0
QSDIO01
–
–
–
–
–
–
P93
P93
QSPI Ch.0
QSDIO02
–
–
–
–
–
–
P94
P94
QSPI Ch.0
QSDIO03
–
–
–
–
–
–
P95
P95
QSPI Ch.0
#QSPISS0
–
–
–
–
–
–
Содержание S1C31D50
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Страница 462: ...25 2 Seiko Epson Corporation S1C31D50 TECHNICAL MANUAL Rev 1 00 QFP13 64PIN ...
Страница 463: ...25 3 Seiko Epson Corporation S1C31D50 TECHNICAL MANUAL Rev 1 00 TQFP14 80PIN ...
Страница 464: ...25 4 Seiko Epson Corporation S1C31D50 TECHNICAL MANUAL Rev 1 00 QFP15 100PIN ...