P1 Port Group - Epson Arm S1C31 Series Technical Manual

7 I/O PORTS (PPORT)
P0SELy = 0
Port
P0yMUX = 0x0
name
GPIO
Peripheral
P00 P00 –
P01 P01 –
P02 P02 CLG
P03 P03 SDAC2
P04 P04 SDAC2
P05 P05 SDAC2
P06 P06 SDAC2
P07 P07 –
*1: Refer to the "Universal Port Multiplexer" chapter.

7.7.2 P1 Port Group

The P1 port group supports the GPIO and interrupt functions.
Register name Bit
P1DAT 15
(P1 Port Data
14
Register)
13
12
11
10
9
8
7
6
5
4
3
2
1
0
P1IOEN 15
(P1 Port Enable
14
Register)
13
12
11
10
9
8
7
6
5
4
3
2
1
0
7-14
Table 7.7.1.2 P0 Port Group Function Assignment
P0yMUX = 0x1
(Function 0) (Function 1)
Pin Peripheral
– UPMUX
– UPMUX
FOUT UPMUX
SDACOUT_P2 UPMUX
SDACOUT_P UPMUX
SDACOUT_N UPMUX
SDACOUT_N2 UPMUX
– UPMUX
Table 7.7.2.1 Control Registers for P1 Port Group
Bit name Initial
P1OUT7
P1OUT6
P1OUT5
P1OUT4
P1OUT3
P1OUT2
P1OUT1
P1OUT0
P1IN7
P1IN6
P1IN5
P1IN4
P1IN3
P1IN2
P1IN1
P1IN0
P1IEN7
P1IEN6
P1IEN5
P1IEN4
P1IEN3
P1IEN2
P1IEN1
P1IEN0
P1OEN7
P1OEN6
P1OEN5
P1OEN4
P1OEN3
P1OEN2
P1OEN1
P1OEN0
Seiko Epson Corporation
P0SELy = 1
P0yMUX = 0x2
(Function 2)
Pin Peripheral Pin
–
*1
–
*1
–
*1
–
*1
–
*1
–
*1
–
*1
–
*1
Reset R/W
0 H0 R/W –
0 H0 R/W
0 H0 R/W
0 H0 R/W
0 H0 R/W
0 H0 R/W
0 H0 R/W
0 H0 R/W
0 H0 R –
0 H0 R
0 H0 R
0 H0 R
0 H0 R
0 H0 R
0 H0 R
0 H0 R
0 H0 R/W –
0 H0 R/W
0 H0 R/W
0 H0 R/W
0 H0 R/W
0 H0 R/W
0 H0 R/W
0 H0 R/W
0 H0 R/W –
0 H0 R/W
0 H0 R/W
0 H0 R/W
0 H0 R/W
0 H0 R/W
0 H0 R/W
0 H0 R/W
P0yMUX = 0x3
(Function 3)
Peripheral Pin
– – –
– – –
– – –
– – –
– – –
– – –
– – –
– – –
Remarks
S1C31D41 TECHNICAL MANUAL
32 48 64
pin pin pin
– –
✓
– –
✓
–
✓ ✓
–
✓ ✓
–
✓ ✓
–
✓ ✓
–
✓ ✓
– –
✓
32 48 64
pin pin pin
✓ ✓ ✓
✓ ✓ ✓
✓ ✓ ✓
✓ ✓ ✓
✓ ✓ ✓
✓ ✓ ✓
– –
✓
– –
✓
✓ ✓ ✓
✓ ✓ ✓
✓ ✓ ✓
✓ ✓ ✓
✓ ✓ ✓
✓ ✓ ✓
– –
✓
– –
✓
✓ ✓ ✓
✓ ✓ ✓
✓ ✓ ✓
✓ ✓ ✓
✓ ✓ ✓
✓ ✓ ✓
– –
✓
– –
✓
✓ ✓ ✓
✓ ✓ ✓
✓ ✓ ✓
✓ ✓ ✓
✓ ✓ ✓
✓ ✓ ✓
– –
✓
– –
✓
(Rev. 1.1)