7 I/O PORTS (PPORT)
7-28
Seiko Epson Corporation
S1C31D50/D51 TECHNICAL MANUAL
(Rev. 2.00)
Register name
Bit
Bit name
Initial
Reset
R/W
Remarks
48
pin
64
pin
80
pin
100
pin
P6MODSEL
(P6 Port Mode Select
Register)
15–8 –
0x00
–
R
–
– – – –
7
P6SEL7
0
H0
R/W –
– – –
✓
6
P6SEL6
0
H0
R/W
– – –
✓
5
P6SEL5
0
H0
R/W
– – –
✓
4
P6SEL4
0
H0
R/W
– –
✓
✓
3
P6SEL3
0
H0
R/W
– –
✓
✓
2
P6SEL2
0
H0
R/W
✓
✓
✓
✓
1
P6SEL1
0
H0
R/W
✓
✓
✓
✓
0
P6SEL0
0
H0
R/W
– – –
✓
P6FNCSEL
(P6 Port Function
Select Register)
15–14 P67MUX[1:0]
0x0
H0
R/W –
– – –
✓
13–12 P66MUX[1:0]
0x0
H0
R/W
– – –
✓
11–10 P65MUX[1:0]
0x0
H0
R/W
– – –
✓
9–8 P64MUX[1:0]
0x0
H0
R/W
– –
✓
✓
7–6 P63MUX[1:0]
0x0
H0
R/W
– –
✓
✓
5–4 P62MUX[1:0]
0x0
H0
R/W
✓
✓
✓
✓
3–2 P61MUX[1:0]
0x0
H0
R/W
✓
✓
✓
✓
1–0 P60MUX[1:0]
0x0
H0
R/W
– – –
✓
Table 7.7.7.2 P6 Port Group Function Assignment
Port
name
P6SELy = 0
P6SELy = 1
48
pin
64
pin
80
pin
100
pin
GPIO
P6yMUX = 0x0
(Function 0)
P6yMUX = 0x1
(Function 1)
P6yMUX = 0x2
(Function 2)
P6yMUX = 0x3
(Function 3)
Peripheral
Pin
Peripheral
Pin
Peripheral
Pin
Peripheral
Pin
P60
P60
–
–
–
–
–
–
–
–
– – –
✓
P61
P61
–
–
–
–
SDV3
EXSVD0
–
–
✓
✓
✓
✓
P62
P62
–
–
–
–
SDV3
EXSVD1
–
–
✓
✓
✓
✓
P63
P63
–
–
–
–
–
–
–
–
– –
✓
✓
P64
P64
–
–
–
–
–
–
–
–
– –
✓
✓
P65
P65
–
–
–
–
–
–
–
–
– – –
✓
P66
P66
–
–
–
–
–
–
–
–
– – –
✓
P67
P67
–
–
–
–
–
–
–
–
– – –
✓
7.7.8 P7 Port Group
The P7 port group supports the GPIO and interrupt functions.
Table 7.7.8.1 Control Registers for P7 Port Group
Register name
Bit
Bit name
Initial
Reset
R/W
Remarks
48
pin
64
pin
80
pin
100
pin
P7DAT
(P7 Port Data
Register)
15 P7OUT7
0
H0
R/W –
– – –
✓
14 P7OUT6
0
H0
R/W
– – –
✓
13 P7OUT5
0
H0
R/W
– – –
✓
12 P7OUT4
0
H0
R/W
– –
✓
✓
11 P7OUT3
0
H0
R/W
✓
✓
✓
✓
10 P7OUT2
0
H0
R/W
✓
✓
✓
✓
9
P7OUT1
0
H0
R/W
–
✓
✓
✓
8
P7OUT0
0
H0
R/W
–
✓
✓
✓
7
P7IN7
0
H0
R
–
– – –
✓
6
P7IN6
0
H0
R
– – –
✓
5
P7IN5
0
H0
R
– – –
✓
4
P7IN4
0
H0
R
– –
✓
✓
3
P7IN3
0
H0
R
✓
✓
✓
✓
2
P7IN2
0
H0
R
✓
✓
✓
✓
1
P7IN1
0
H0
R
–
✓
✓
✓
0
P7IN0
0
H0
R
–
✓
✓
✓