Epson S1C31D50 Technical Manual page 108

7 I/O PORTS (PPORT)
Register name Bit
P7CHATEN 15–8 –
(P7 Port Chattering
7
Filter Enable Register)
6
5
4
3
2
1
0
P7MODSEL 15–8 –
(P7 Port Mode Select
7
Register)
6
5
4
3
2
1
0
P7FNCSEL 15–14 P77MUX[1:0]
(P7 Port Function
13–12 P76MUX[1:0]
Select Register)
11–10 P75MUX[1:0]
9–8 P74MUX[1:0]
7–6 P73MUX[1:0]
5–4 P72MUX[1:0]
3–2 P71MUX[1:0]
1–0 P70MUX[1:0]
P7SELy = 0
Port
P7yMUX = 0x0
name GPIO
(Function 0)
Peripheral
P70 P70 –
P71 P71 –
P72 P72 T16B Ch.1
P73 P73 T16B Ch.1
P74 P74 –
P75 P75 –
P76 P76 –
P77 P77 –
7-30
Bit name Initial
0x00
P7CHATEN7 0
P7CHATEN6 0
P7CHATEN5 0
P7CHATEN4 0
P7CHATEN3 0
P7CHATEN2 0
P7CHATEN1 0
P7CHATEN0 0
0x00
P7SEL7 0
P7SEL6 0
P7SEL5 0
P7SEL4 0
P7SEL3 0
P7SEL2 0
P7SEL1 0
P7SEL0 0
0x0
0x0
0x0
0x0
0x0
0x0
0x0
0x0
Table 7.7.8.2 P7 Port Group Function Assignment
P7yMUX = 0x1
(Function 1)
Pin Peripheral
– –
– –
EXCL10 –
EXCL11 –
– –
– –
– –
– –
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
P7SELy = 1
P7yMUX = 0x2
(Function 2)
Pin Peripheral Pin
– – –
– – –
– – –
– – –
– – –
– – –
– – –
– – –
48 64
Remarks
pin pin
– –
– –
– –
– –
– –
✓ ✓
✓ ✓
–
✓
–
✓
– –
– –
– –
– –
– –
✓ ✓
✓ ✓
–
✓
–
✓
– –
– –
– –
– –
✓ ✓
✓ ✓
–
✓
–
✓
P7yMUX = 0x3
48 64
(Function 3)
pin pin
Peripheral Pin
– – –
✓
– – –
✓
– –
✓ ✓
– –
✓ ✓
– – – –
– – – –
– – – –
– – – –
S1C31D50/D51 TECHNICAL MANUAL
(Rev. 2.00)
80 100
pin pin
– –
–
✓
–
✓
–
✓
✓ ✓
✓ ✓
✓ ✓
✓ ✓
✓ ✓
– –
–
✓
–
✓
–
✓
✓ ✓
✓ ✓
✓ ✓
✓ ✓
✓ ✓
–
✓
–
✓
–
✓
✓ ✓
✓ ✓
✓ ✓
✓ ✓
✓ ✓
80 100
pin pin
✓ ✓
✓ ✓
✓ ✓
✓ ✓
✓ ✓
–
✓
–
✓
–
✓