P2 Port Group - Epson S1C31D50 Technical Manual

7.7.3 P2 Port Group

The P2 port group supports the GPIO and interrupt functions.
Register name Bit
P2DAT 15
(P2 Port Data
14
Register)
13
12
11
10
9
8
7
6
5
4
3
2
1
0
P2IOEN 15
(P2 Port Enable
14
Register)
13
12
11
10
9
8
7
6
5
4
3
2
1
0
P2RCTL 15
(P2 Port Pull-up/down
14
Control Register)
13
12
11
10
9
8
7
6
5
4
3
2
1
0
S1C31D50/D51 TECHNICAL MANUAL
(Rev. 2.00)
Table 7.7.3.1 Control Registers for P2 Port Group
Bit name Initial
P2OUT7 0
P2OUT6 0
P2OUT5 0
P2OUT4 0
P2OUT3 0
P2OUT2 0
P2OUT1 0
P2OUT0 0
P2IN7 0
P2IN6 0
P2IN5 0
P2IN4 0
P2IN3 0
P2IN2 0
P2IN1 0
P2IN0 0
P2IEN7 0
P2IEN6 0
P2IEN5 0
P2IEN4 0
P2IEN3 0
P2IEN2 0
P2IEN1 0
P2IEN0 0
P2OEN7 0
P2OEN6 0
P2OEN5 0
P2OEN4 0
P2OEN3 0
P2OEN2 0
P2OEN1 0
P2OEN0 0
P2PDPU7 0
P2PDPU6 0
P2PDPU5 0
P2PDPU4 0
P2PDPU3 0
P2PDPU2 0
P2PDPU1 0
P2PDPU0 0
P2REN7 0
P2REN6 0
P2REN5 0
P2REN4 0
P2REN3 0
P2REN2 0
P2REN1 0
P2REN0 0
Seiko Epson Corporation
Reset R/W Remarks
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
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
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
7 I/O PORTS (PPORT)
48 64 80 100
pin pin pin pin
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