P1 Port Group - Epson S1C17M12 Technical Manual

6.7.2 P1 Port Group

The P1 port group support the GPIO and interrupt functions.
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
P11 P11
P12 P12
P13 P13 CLG
P14 P14 T16B
P15 P15 T16B
P16 P16 CLG
P17 P17 ADC12A
*1: Refer to the "Universal Port Multiplexer" chapter.
*2: Available only in the S1C17M13.
S1C17M12/M13 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
– – UPMUX
– – UPMUX
– – UPMUX
EXOSC UPMUX
EXCL00 UPMUX
EXCL01 UPMUX
FOUT UPMUX
#ADTRG0 *2 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
ADC12A VREFA0 *2
*1
SVD3 EXSVD0
*1
SVD3 EXSVD1
*1
–
*1
–
*1
–
*1
–
*1
–
*1
6 I/O PORTS (PPORT)
Remarks
P1yMUX = 0x3
(Function 3)
Peripheral Pin
– –
– –
– –
– – –
– – –
– – –
– – –
– – –
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