Epson S1C17M20 Technical Manual page 290

APPENDIX A LIST OF PERIPHERAL CIRCUIT CONTROL REGISTERS
Address Register name
0x4238 P3INTCTL
(P3 Port Interrupt
Control Register)
0x423a P3CHATEN
(P3 Port Chattering
Filter Enable Register)
0x423c P3MODSEL
(P3 Port Mode Select
Register)
0x423e P3FNCSEL
(P3 Port Function
Select Register)
AP-A-14
Bit Bit name
15 P3EDGE7
14 P3EDGE6
13 P3EDGE5
12 P3EDGE4
11 P3EDGE3
10 P3EDGE2
9 P3EDGE1
8 P3EDGE0
7 P3IE7
6 P3IE6
5 P3IE5
4 P3IE4
3 P3IE3
2 P3IE2
1 P3IE1
0 P3IE0
15–8 –
7 P3CHATEN7
6 P3CHATEN6
5 P3CHATEN5
4 P3CHATEN4
3 P3CHATEN3
2 P3CHATEN2
1 P3CHATEN1
0 P3CHATEN0
15–8 –
7 P3SEL7
6 P3SEL6
5 P3SEL5
4 P3SEL4
3 P3SEL3
2 P3SEL2
1 P3SEL1
0 P3SEL0
15–14 P37MUX[1:0]
13–12 P36MUX[1:0]
11–10 P35MUX[1:0]
9–8 P34MUX[1:0]
7–6 P33MUX[1:0]
5–4 P32MUX[1:0]
3–2 P31MUX[1:0]
1–0 P30MUX[1:0]
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
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
0x0 H0 R/W
0x0 H0 R/W
0x0 H0 R/W
0x0 H0 R/W
0x0 H0 R/W
0x0 H0 R/W
0x0 H0 R/W
0x0 H0 R/W
S1C17M20/M21/M22/M23/M24/M25
M20/M23 M21/ M22/
Remarks
24pin 32pin M24 M25
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TECHNICAL MANUAL (Rev. 1.0)
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