Epson Arm S1C31 Series Technical Manual page 99

7 I/O PORTS (PPORT)
Register name Bit
P2CHATEN 15–8 –
(P2 Port Chattering
7
Filter Enable Register)
6
5
4
3
2
1
0
P2MODSEL 15–8 –
(P2 Port Mode Select
7
Register)
6
5
4
3
2
1
0
P2FNCSEL 15–14 P27MUX[1:0]
(P2 Port Function
13–12 P26MUX[1:0]
Select Register)
11–10 P25MUX[1:0]
9–8 P24MUX[1:0]
7–6 P23MUX[1:0]
5–4 P22MUX[1:0]
3–2 P21MUX[1:0]
1–0 P20MUX[1:0]
P2SELy = 0
Port
P2yMUX = 0x0
name GPIO
(Function 0)
Peripheral
P20 P20 RFC
P21 P21 RFC
P22 P22 RFC
P23 P23 RFC
P24 P24 –
P25 P25 –
P26 P26 –
P27 P27 –
*1: Refer to the "Universal Port Multiplexer" chapter.
7-18
Bit name Initial
0x00
P2CHATEN7 0
P2CHATEN6 0
P2CHATEN5 0
P2CHATEN4 0
P2CHATEN3 0
P2CHATEN2 0
P2CHATEN1 0
P2CHATEN0 0
0x00
P2SEL7 0
P2SEL6 0
P2SEL5 0
P2SEL4 0
P2SEL3 0
P2SEL2 0
P2SEL1 0
P2SEL0 0
0x0
0x0
0x0
0x0
0x0
0x0
0x0
0x0
Table 7.7.3.2 P2 Port Group Function Assignment
P2yMUX = 0x1
(Function 1)
Pin Peripheral
SENB0 UPMUX
SENA0 UPMUX
REF0 UPMUX
RFIN0 UPMUX
– UPMUX
– UPMUX
– UPMUX
– UPMUX
Seiko Epson Corporation
Reset 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
– 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
P2SELy = 1
P2yMUX = 0x2
(Function 2)
Pin Peripheral Pin
– –
*1
– –
*1
– –
*1
– –
*1
– –
*1
– –
*1
– –
*1
– –
*1
32 48
Remarks
pin pin
– –
– –
– –
– –
– –
–
✓
–
✓
–
✓
✓ ✓
– –
– –
– –
– –
– –
–
✓
–
✓
–
✓
✓ ✓
– –
– –
– –
– –
–
✓
–
✓
–
✓
✓ ✓
32 48
P2yMUX = 0x3
pin pin
(Function 3)
Peripheral Pin
– –
✓ ✓
– – –
✓
– – –
✓
– – –
✓
– – – –
– – – –
– – – –
– – – –
S1C31D41 TECHNICAL MANUAL
(Rev. 1.1)
64
pin
–
✓
✓
✓
✓
✓
✓
✓
✓
–
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
64
pin
✓
✓
✓
✓
✓
✓
✓
✓