7 I/O PORTS (PPORT)
7-26
Seiko Epson Corporation
S1C31D50/D51 TECHNICAL MANUAL
(Rev. 2.00)
Table 7.7.6.2 P5 Port Group Function Assignment
Port
name
P5SELy = 0
P5SELy = 1
48
pin
64
pin
80
pin
100
pin
GPIO
P5yMUX = 0x0
(Function 0)
P5yMUX = 0x1
(Function 1)
P5yMUX = 0x2
(Function 2)
P5yMUX = 0x3
(Function 3)
Peripheral
Pin
Peripheral
Pin
Peripheral
Pin
Peripheral
Pin
P50
P50
SDAC
SDACOUT_P
–
–
–
–
–
–
✓
✓
✓
✓
P51
P51
SDAC
SDACOUT_N
–
–
–
–
–
–
✓
✓
✓
✓
P52
P52
–
–
–
–
–
–
–
–
– –
✓
✓
P53
P53
–
–
–
–
–
–
–
–
– –
✓
✓
P54
P54
–
–
–
–
–
–
–
–
– – –
✓
P55
P55
–
–
–
–
–
–
–
–
– – –
✓
P56
P56
–
–
–
–
–
–
–
–
– – –
✓
P57
P57
–
–
–
–
–
–
–
–
– – –
✓
7.7.7 P6 Port Group
The P6 port group supports the GPIO and interrupt functions.
Table 7.7.7.1 Control Registers for P6 Port Group
Register name
Bit
Bit name
Initial
Reset
R/W
Remarks
48
pin
64
pin
80
pin
100
pin
P6DAT
(P6 Port Data
Register)
15 P6OUT7
0
H0
R/W –
– – –
✓
14 P6OUT6
0
H0
R/W
– – –
✓
13 P6OUT5
0
H0
R/W
– – –
✓
12 P6OUT4
0
H0
R/W
– –
✓
✓
11 P6OUT3
0
H0
R/W
– –
✓
✓
10 P6OUT2
0
H0
R/W
✓
✓
✓
✓
9
P6OUT1
0
H0
R/W
✓
✓
✓
✓
8
P6OUT0
0
H0
R/W
– – –
✓
7
P6IN7
0
H0
R
–
– – –
✓
6
P6IN6
0
H0
R
– – –
✓
5
P6IN5
0
H0
R
– – –
✓
4
P6IN4
0
H0
R
– –
✓
✓
3
P6IN3
0
H0
R
– –
✓
✓
2
P6IN2
0
H0
R
✓
✓
✓
✓
1
P6IN1
0
H0
R
✓
✓
✓
✓
0
P6IN0
0
H0
R
– – –
✓
P6IOEN
(P6 Port Enable
Register)
15 P6IEN7
0
H0
R/W –
– – –
✓
14 P6IEN6
0
H0
R/W
– – –
✓
13 P6IEN5
0
H0
R/W
– – –
✓
12 P6IEN4
0
H0
R/W
– –
✓
✓
11 P6IEN3
0
H0
R/W
– –
✓
✓
10 P6IEN2
0
H0
R/W
✓
✓
✓
✓
9
P6IEN1
0
H0
R/W
✓
✓
✓
✓
8
P6IEN0
0
H0
R/W
– – –
✓
7
P6OEN7
0
H0
R/W –
– – –
✓
6
P6OEN6
0
H0
R/W
– – –
✓
5
P6OEN5
0
H0
R/W
– – –
✓
4
P6OEN4
0
H0
R/W
– –
✓
✓
3
P6OEN3
0
H0
R/W
– –
✓
✓
2
P6OEN2
0
H0
R/W
✓
✓
✓
✓
1
P6OEN1
0
H0
R/W
✓
✓
✓
✓
0
P6OEN0
0
H0
R/W
– – –
✓