Epson S1C31D50 Technical Manual page 380

APPENDIX A LIST OF PERIPHERAL CIRCUIT CONTROL REGISTERS
Address Register name
0x0020 P5RCTL
0254 (P5 Port Pull-up/down
Control Register)
0x0020 P5INTF
0256 (P5 Port Interrupt
Flag Register)
0x0020 P5INTCTL
0258 (P5 Port Interrupt
Control Register)
0x0020 P5CHATEN
025a
(P5 Port Chattering
Filter Enable Register)
AP-A-16
Bit Bit name
15 P5PDPU7
14 P5PDPU6
13 P5PDPU5
12 P5PDPU4
11 P5PDPU3
10 P5PDPU2
9 P5PDPU1
8 P5PDPU0
7 P5REN7
6 P5REN6
5 P5REN5
4 P5REN4
3 P5REN3
2 P5REN2
1 P5REN1
0 P5REN0
15–8 –
7 P5IF7
6 P5IF6
5 P5IF5
4 P5IF4
3 P5IF3
2 P5IF2
1 P5IF1
0 P5IF0
15 P5EDGE7
14 P5EDGE6
13 P5EDGE5
12 P5EDGE4
11 P5EDGE3
10 P5EDGE2
9 P5EDGE1
8 P5EDGE0
7 P5IE7
6 P5IE6
5 P5IE5
4 P5IE4
3 P5IE3
2 P5IE2
1 P5IE1
0 P5IE0
15–8 –
7 P5CHATEN7
6 P5CHATEN6
5 P5CHATEN5
4 P5CHATEN4
3 P5CHATEN3
2 P5CHATEN2
1 P5CHATEN1
0 P5CHATEN0
Seiko Epson Corporation
Initial Reset R/W
0 H0 R/W
0 H0 R/W
0 H0 R/W
0 H0 R/W
0 H0 R/W
0 H0 R/W
0 H0 R/W
0 H0 R/W
0 H0 R/W
0 H0 R/W
0 H0 R/W
0 H0 R/W
0 H0 R/W
0 H0 R/W
0 H0 R/W
0 H0 R/W
0x00 – R
0 H0 R/W
0 H0 R/W
0 H0 R/W
0 H0 R/W
0 H0 R/W
0 H0 R/W
0 H0 R/W
0 H0 R/W
0 H0 R/W
0 H0 R/W
0 H0 R/W
0 H0 R/W
0 H0 R/W
0 H0 R/W
0 H0 R/W
0 H0 R/W
0 H0 R/W
0 H0 R/W
0 H0 R/W
0 H0 R/W
0 H0 R/W
0 H0 R/W
0 H0 R/W
0 H0 R/W
0x00 – R
0 H0 R/W
0 H0 R/W
0 H0 R/W
0 H0 R/W
0 H0 R/W
0 H0 R/W
0 H0 R/W
0 H0 R/W
S1C31D50/D51 TECHNICAL MANUAL
48 64 80 100
Remarks
pin pin pin pin
– – – –
✓
– – –
✓
– – –
✓
– – –
✓
– –
✓ ✓
– –
✓ ✓
✓ ✓ ✓ ✓
✓ ✓ ✓ ✓
– – – –
✓
– – –
✓
– – –
✓
– – –
✓
– –
✓ ✓
– –
✓ ✓
✓ ✓ ✓ ✓
✓ ✓ ✓ ✓
– – – –
Cleared by – – –
✓
writing 1.
– – –
✓
– – –
✓
– – –
✓
– –
✓ ✓
– –
✓ ✓
✓ ✓ ✓ ✓
✓ ✓ ✓ ✓
– – – –
✓
– – –
✓
– – –
✓
– – –
✓
– –
✓ ✓
– –
✓ ✓
✓ ✓ ✓ ✓
✓ ✓ ✓ ✓
– – – –
✓
– – –
✓
– – –
✓
– – –
✓
– –
✓ ✓
– –
✓ ✓
✓ ✓ ✓ ✓
✓ ✓ ✓ ✓
– – – –
– – – –
✓
– – –
✓
– – –
✓
– – –
✓
– –
✓ ✓
– –
✓ ✓
✓ ✓ ✓ ✓
✓ ✓ ✓ ✓
(Rev. 2.00)
–
–