
aPPendix a i/o MaP
aP-a-50
ePson
s1C33L17 teChniCaL ManuaL
0x300C00–0x300C21
extended Ports
name
address
Register name
Bit
Function
setting
init. R/W
Remarks
–
ioCa4
ioCa3
ioCa2
ioCa1
ioCa0
D7–5
D4
D3
D2
D1
D0
reserved
PA4 I/O control
PA3 I/O control
PA2 I/O control
PA1 I/O control
PA0 I/O control
–
0
–
R/W
0 when being read.
00300C00
(B)
1 Output
0 Input
Pa i/o control
register
(pPA_IOC)
–
–
Pa4d
Pa3d
Pa2d
Pa1d
Pa0d
D7–5
D4
D3
D2
D1
D0
reserved
PA4 I/O port data
PA3 I/O port data
PA2 I/O port data
PA1 I/O port data
PA0 I/O port data
–
Ext.
–
R/W
0 when being read.
Ext.: The initial value
depends on the
external pin status.
00300C01
(B)
1 High
0 Low
Pa i/o port
data register
(pPA_DATA)
–
–
ioCB3
ioCB2
ioCB1
ioCB0
D7–4
D3
D2
D1
D0
reserved
PB3 I/O control
PB2 I/O control
PB1 I/O control
PB0 I/O control
–
0
–
R/W
0 when being read.
00300C02
(B)
1 Output
0 Input
PB i/o control
register
(pPB_IOC)
–
–
PB3d
PB2d
PB1d
PB0d
D7–4
D3
D2
D1
D0
reserved
PB3 I/O port data
PB2 I/O port data
PB1 I/O port data
PB0 I/O port data
–
Ext.
–
R/W
0 when being read.
Ext.: The initial value
depends on the
external pin status.
00300C03
(B)
1 High
0 Low
PB i/o port
data register
(pPB_DATA)
–
ioCC7
ioCC6
ioCC5
ioCC4
ioCC3
ioCC2
ioCC1
ioCC0
D7
D6
D5
D4
D3
D2
D1
D0
PC7 I/O control
PC6 I/O control
PC5 I/O control
PC4 I/O control
PC3 I/O control
PC2 I/O control
PC1 I/O control
PC0 I/O control
0
R/W
00300C04
(B)
1 Output
0 Input
PC i/o control
register
(pPC_IOC)
PC7d
PC6d
PC5d
PC4d
PC3d
PC2d
PC1d
PC0d
D7
D6
D5
D4
D3
D2
D1
D0
PC7 I/O port data
PC6 I/O port data
PC5 I/O port data
PC4 I/O port data
PC3 I/O port data
PC2 I/O port data
PC1 I/O port data
PC0 I/O port data
Ext.
R/W
Ext.: The initial value
depends on the
external pin status.
00300C05
(B)
1 High
0 Low
PC i/o port
data register
(pPC_DATA)
CFPA31
CFPA30
CFPA21
CFPA20
CFPA11
CFPA10
CFPA01
CFPA00
D7
D6
D5
D4
D3
D2
D1
D0
PA3 port extended function
PA2 port extended function
PA1 port extended function
PA0 port extended function
0
0
R/W
00300C20
(B)
PA0PA3
port function
select register
(pPA_03_CFP)
CFPA3[1:0]
Function
I2S_MCLK_I
TFT_CTL2
FPDAT10
PA3
CFPA2[1:0]
Function
I2S_SCK_I
TFT_CTL1
FPDAT9
PA2
CFPA1[1:0]
Function
I2S_WS_I
TFT_CTL0
FPDAT8
PA1
11
10
01
00
11
10
01
00
11
10
01
00
11
10
01
00
CFPA0[1:0]
Function
I2S_SDI
reserved
TFT_CTL0
PA0
–
CFPA41
CFPA40
D7
–2
D1
D0
reserved
PA4 port extended function
–
0
–
R/W
0 when being read.
00300C21
(B)
PA4
port function
select register
(pPA_4_CFP)
CFPA4[1:0]
Function
I2S_MCLK_EXT
TFT_CTL3
FPDAT11
PA4
11
10
01
00
Function
–