P1 Port Group - Epson S1C17W12 Technical Manual

6.7.2 P1 Port Group

The P1 port group supports the GPIO and interrupt functions.
Note: The P12 port does not exist in the S1C17W13 TQFP12-48PIN package.
Register name Bit
P1DAT 15–8 P1OUT[7:0]
(P1 Port Data
7–0 P1IN[7:0]
Register)
P1IOEN 15–8 P1IEN[7:0]
(P1 Port Enable
7–0 P1OEN[7:0]
Register)
P1RCTL 15–8 P1PDPU[7:0]
(P1 Port Pull-up/down
7–0 P1REN[7:0]
Control Register)
P1INTF 15–8 –
(P1 Port Interrupt
7–0 P1IF[7:0]
Flag Register)
P1INTCTL 15–8 P1EDGE[7:0]
(P1 Port Interrupt
7–0 P1IE[7:0]
Control Register)
P1CHATEN 15–8 –
(P1 Port Chattering
Filter Enable
7–0 P1CHATEN[7:0]
Register)
P1MODSEL 15–8 –
(P1 Port Mode Select
7–0 P1SEL[7:0]
Register)
P1FNCSEL 15–14 P17MUX[1:0]
(P1 Port Function
13–12 P16MUX[1:0]
Select Register)
11–10 P15MUX[1:0]
9–8 P14MUX[1:0]
7–6 P13MUX[1:0]
5–4 P12MUX[1:0]
3–2 P11MUX[1:0]
1–0 P10MUX[1:0]
P1SELy = 0
Port
name
GPIO
Peripheral
P10 P10 CLG
P11 P11 CLG
P12 P12 LDC4A
P13 P13 RFC Ch.0
P14 P14 T16B Ch.1
P15 P15 T16B Ch.1
P16 P16
P17 P17 RTCA
*1: Refer to the "Universal Port Multiplexer" chapter.
S1C17W12/W13 TECHNICAL MANUAL
(Rev. 1.2)
Table 6.7.2.1 Control Registers for P1 Port Group
Bit name Initial
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x0
0x0
0x0
0x0
0x0
0x0
0x0
0x0
Table 6.7.2.2 P1 Port Group Function Assignment
P1yMUX = 0x0 P1yMUX = 0x1
(Function 0) (Function 1)
Pin Peripheral
FOUT UPMUX
EXOSC UPMUX
LFRO UPMUX
RFCLKO0 UPMUX
EXCL10 UPMUX
EXCL11 UPMUX
– – UPMUX
RTC1S UPMUX
Seiko Epson Corporation
Reset R/W
H0 R/W –
H0 R
H0 R/W –
H0 R/W
H0 R/W –
H0 R/W
– R –
H0 R/W Cleared by writing 1.
H0 R/W –
H0 R/W
– R –
H0 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
P1SELy = 1
P1yMUX = 0x2
(Function 2)
Pin Peripheral Pin
– –
*1
– –
*1
SVD EXSVD
*1
– –
*1
– –
*1
– –
*1
– –
*1
– –
*1
6 I/O PORTS (PPORT)
Remarks
P1yMUX = 0x3
(Function 3)
Peripheral Pin
– –
– –
– –
LDC4A SEG19
LDC4A SEG18
LDC4A SEG17
LDC4A SEG16
LDC4A SEG15
6-13