12 i/O PORTS
12-6
Seiko epson Corporation
S1C63003/004/008/016 TeChniCal Manual
(Rev. 1.1)
Address
Register name R/W Default
Setting/data
Function
FF26H D3
Pul13
R/W
1
1 Enable
0 Disable
P13 pull-down control register
D2
Pul12
R/W
1
1 Enable
0 Disable
P12 pull-down control register
D1
Pul11
R/W
1
1 Enable
0 Disable
P11 pull-down control register
D0
Pul10
R/W
1
1 Enable
0 Disable
P10 pull-down control register
FF27H D3
SMT13
R/W
1
1 Schmitt
0 CMOS
P13 input I/F level select register
D2
SMT12
R/W
1
1 Schmitt
0 CMOS
P12 input I/F level select register
D1
SMT11
R/W
1
1 Schmitt
0 CMOS
P11 input I/F level select register
D0
SMT10
R/W
1
1 Schmitt
0 CMOS
P10 input I/F level select register
FF28H D3
P23
R/W
1
1 High
0 Low
P23 I/O port data
D2
P22
R/W
1
1 High
0 Low
P22 I/O port data
D1
P21
R/W
1
1 High
0 Low
P21 I/O port data
D0
P20
R/W
1
1 High
0 Low
P20 I/O port data
FF29H D3
iOC23
R/W
0
1 Output
0 Input
P23 I/O control register
D2
iOC22
R/W
0
1 Output
0 Input
P22 I/O control register
D1
iOC21
R/W
0
1 Output
0 Input
P21 I/O control register
D0
iOC20
R/W
0
1 Output
0 Input
P20 I/O control register
FF2AH D3
Pul23
R/W
1
1 Enable
0 Disable
P23 pull-down control register
D2
Pul22
R/W
1
1 Enable
0 Disable
P22 pull-down control register
D1
Pul21
R/W
1
1 Enable
0 Disable
P21 pull-down control register
D0
Pul20
R/W
1
1 Enable
0 Disable
P20 pull-down control register
FF2CH
(
*
6)
D3
P33
R/W
1
1 High
0 Low
P33 I/O port data
D2
P32
R/W
1
1 High
0 Low
P32 I/O port data
D1
P31
R/W
1
1 High
0 Low
P31 I/O port data
D0
P30
R/W
1
1 High
0 Low
P30 I/O port data
FF2DH
(
*
6)
D3
iOC33
R/W
0
1 Output
0 Input
P33 I/O control register
D2
iOC32
R/W
0
1 Output
0 Input
P32 I/O control register
D1
iOC31
R/W
0
1 Output
0 Input
P31 I/O control register
D0
iOC30
R/W
0
1 Output
0 Input
P30 I/O control register
FF2EH
(
*
6)
D3
Pul33
R/W
1
1 Enable
0 Disable
P33 pull-down control register
D2
Pul32
R/W
1
1 Enable
0 Disable
P32 pull-down control register
D1
Pul31
R/W
1
1 Enable
0 Disable
P31 pull-down control register
D0
Pul30
R/W
1
1 Enable
0 Disable
P30 pull-down control register
FF30H
(
*
5)
D3
P43
R/W
1
1 High
0 Low
P43 I/O port data
D2
P42
R/W
1
1 High
0 Low
P42 I/O port data
D1
P41
R/W
1
1 High
0 Low
P41 I/O port data
D0
P40
R/W
1
1 High
0 Low
P40 I/O port data
FF31H
(
*
5)
D3
iOC43
R/W
0
1 Output
0 Input
P43 I/O control register
D2
iOC42
R/W
0
1 Output
0 Input
P42 I/O control register
D1
iOC41
R/W
0
1 Output
0 Input
P41 I/O control register
D0
iOC40
R/W
0
1 Output
0 Input
P40 I/O control register
FF32H
(
*
5)
D3
Pul43
R/W
1
1 Enable
0 Disable
P43 pull-down control register
D2
Pul42
R/W
1
1 Enable
0 Disable
P42 pull-down control register
D1
Pul41
R/W
1
1 Enable
0 Disable
P41 pull-down control register
D0
Pul40
R/W
1
1 Enable
0 Disable
P40 pull-down control register
FF34H D3
P53
R/W
1
1 High
0 Low
P53 I/O port data
D2
P52
R/W
1
1 High
0 Low
P52 I/O port data
D1
P51
R/W
1
1 High
0 Low
P51 I/O port data
D0
P50
R/W
1
1 High
0 Low
P50 I/O port data
FF35H D3
iOC53
R/W
0
1 Output
0 Input
P53 I/O control register
D2
iOC52
R/W
0
1 Output
0 Input
P52 I/O control register
D1
iOC51
R/W
0
1 Output
0 Input
P51 I/O control register
D0
iOC50
R/W
0
1 Output
0 Input
P50 I/O control register
FF36H D3
Pul53
R/W
1
1 Enable
0 Disable
P53 pull-down control register
D2
Pul52
R/W
1
1 Enable
0 Disable
P52 pull-down control register
D1
Pul51
R/W
1
1 Enable
0 Disable
P51 pull-down control register
D0
Pul50
R/W
1
1 Enable
0 Disable
P50 pull-down control register
FF3CH D3
SiP03
R/W
0
1 Enable
0 Disable
P03 (KEY03) interrupt select register
D2
SiP02
R/W
0
1 Enable
0 Disable
P02 (KEY02) interrupt select register
D1
SiP01
R/W
0
1 Enable
0 Disable
P01 (KEY01) interrupt select register
D0
SiP00
R/W
0
1 Enable
0 Disable
P00 (KEY00) interrupt select register
FF3DH D3
PCP03
R/W
1
1
↓
(falling edge)
0
↑
(rising edge)
P03 (KEY03) interrupt polarity select register
D2
PCP02
R/W
1
1
↓
(falling edge)
0
↑
(rising edge)
P02 (KEY02) interrupt polarity select register
D1
PCP01
R/W
1
1
↓
(falling edge)
0
↑
(rising edge)
P01 (KEY01) interrupt polarity select register
D0
PCP00
R/W
1
1
↓
(falling edge)
0
↑
(rising edge)
P00 (KEY00) interrupt polarity select register