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4 PERIPHERAL CIRCUITS
S1C33L03 PRODUCT PART EPSON A-37
A-1
A-4
NameAddressRegister name Bit Function Setting Init. R/W Remarks
–
SCPK04
SCPK03
SCPK02
SCPK01
SCPK00
D7–5
D4
D3
D2
D1
D0
reserved
FPK04 input comparison
FPK03 input comparison
FPK02 input comparison
FPK01 input comparison
FPK00 input comparison
– –
0
0
0
0
0
–
R/W
R/W
R/W
R/W
R/W
0 when being read.00402CC
(B)
1 High 0 Low
Key input
interrupt
(FPK0) input
comparison
register
–
SCPK13
SCPK12
SCPK11
SCPK10
D7–4
D3
D2
D1
D0
reserved
FPK13 input comparison
FPK12 input comparison
FPK11 input comparison
FPK10 input comparison
– –
0
0
0
0
–
R/W
R/W
R/W
R/W
0 when being read.00402CD
(B)
1 High 0 Low
Key input
interrupt
(FPK1) input
comparison
register
–
SMPK04
SMPK03
SMPK02
SMPK01
SMPK00
D7–5
D4
D3
D2
D1
D0
reserved
FPK04 input mask
FPK03 input mask
FPK02 input mask
FPK01 input mask
FPK00 input mask
– –
0
0
0
0
0
–
R/W
R/W
R/W
R/W
R/W
0 when being read.00402CE
(B)
1 Interrupt
enabled
0 Interrupt
disabled
Key input
interrupt
(FPK0) input
mask register
–
SMPK13
SMPK12
SMPK11
SMPK10
D7–4
D3
D2
D1
D0
reserved
FPK13 input mask
FPK12 input mask
FPK11 input mask
FPK10 input mask
– –
0
0
0
0
–
R/W
R/W
R/W
R/W
0 when being read.00402CF
(B)
1 Interrupt
enabled
0 Interrupt
disabled
Key input
interrupt
(FPK1) input
mask register
CFP07
CFP06
CFP05
CFP04
CFP03
CFP02
CFP01
CFP00
D7
D6
D5
D4
D3
D2
D1
D0
P07 function selection
P06 function selection
P05 function selection
P04 function selection
P03 function selection
P02 function selection
P01 function selection
P00 function selection
0
0
0
0
0
0
0
0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Extended functions
(0x402DF)
00402D0
(B)
1 #SRDY1 0 P07
1 #SCLK1 0 P06
1 SOUT1 0 P05
1 SIN1 0 P04
1 #SRDY0 0 P03
1 #SCLK0 0 P02
1 SOUT0 0 P01
1 SIN0 0 P00
P0 function
select register
P07D
P06D
P05D
P04D
P03D
P02D
P01D
P00D
D7
D6
D5
D4
D3
D2
D1
D0
P07 I/O port data
P06 I/O port data
P05 I/O port data
P04 I/O port data
P03 I/O port data
P02 I/O port data
P01 I/O port data
P00 I/O port data
0
0
0
0
0
0
0
0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
00402D1
(B)
1 High 0 LowP0 I/O port data
register
IOC07
IOC06
IOC05
IOC04
IOC03
IOC02
IOC01
IOC00
D7
D6
D5
D4
D3
D2
D1
D0
P07 I/O control
P06 I/O control
P05 I/O control
P04 I/O control
P03 I/O control
P02 I/O control
P01 I/O control
P00 I/O control
0
0
0
0
0
0
0
0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
This register
indicates the values
of the I/O control
signals of the ports
when it is read. (See
detailed explanation.)
00402D2
(B)
1 Output 0 InputP0 I/O control
register
–
CFP16
CFP15
CFP14
CFP13
CFP12
CFP11
CFP10
D7
D6
D5
D4
D3
D2
D1
D0
reserved
P16 function selection
P15 function selection
P14 function selection
P13 function selection
P12 function selection
P11 function selection
P10 function selection
–
0
0
0
0
0
0
0
–
R/W
R/W
R/W
R/W
R/W
R/W
R/W
0 when being read.
Extended functions
(0x402DF)
00402D4
(B)
1 EXCL5
#DMAEND1
0 P16
1 EXCL4
#DMAEND0
0 P15
1 EXCL3
T8UF3
0 P13
1 EXCL2
T8UF2
0 P12
1 EXCL1
T8UF1
0 P11
1 EXCL0
T8UF0
0 P10
–P1 function
select register
1 FOSC1 0 P14
–
P16D
P15D
P14D
P13D
P12D
P11D
P10D
D7
D6
D5
D4
D3
D2
D1
D0
reserved
P16 I/O port data
P15 I/O port data
P14 I/O port data
P13 I/O port data
P12 I/O port data
P11 I/O port data
P10 I/O port data
–
0
0
0
0
0
0
0
–
R/W
R/W
R/W
R/W
R/W
R/W
R/W
0 when being read.00402D5
(B)
1 High 0 Low
–
P1 I/O port data
register