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