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4 PERIPHERAL CIRCUITS
S1C33210 PRODUCT PART EPSON A-33
NameAddressRegister name Bit Function Setting Init. R/W Remarks
–
CP4
CFK52
CFK51
CFK50
D7–4
D3
D2
D1
D0
reserved
CP4
K52 function selection
K51 function selection
K50 function selection
– –
0
0
0
0
–
R/W
R/W
R/W
R/W
Undefined when read.
Always set to 0.
00402C0
(B)
1
–
0 CP4
1 #ADTRG 0 K52
1
#DMAREQ1
0 K51
1
#DMAREQ0
0 K50
K5 function
select register
–
–
CP4D
K52D
K51D
K50D
D7–5
D4
D3
D2
D1
D0
reserved
–
CP4 data
K52 input port data
K51 input port data
K50 input port data
– –
–
–
–
–
–
–
R
R
R
R
R
0 when being read.
Undefined when read.
00402C1
(B)
1
1
–
High
0
0
–
Low
K5 input port
data register
CP3
CP2
CP1
CP0
CFK63
CFK62
CFK61
CFK60
D7
D6
D5
D4
D3
D2
D1
D0
CP3
CP2
CP1
CP0
K63 function selection
K62 function selection
K61 function selection
K60 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
Always set to 0.00402C3
(B)
1 – 0 CP3
1 – 0 CP2
1 – 0 CP1
1 – 0 CP0
1 AD3 0 K63
1 AD2 0 K62
1 AD1 0 K61
1 AD0 0 K60
K6 function
select register
CP3D
CP2D
CP1D
CP0D
K63D
K62D
K61D
K60D
D7
D6
D5
D4
D3
D2
D1
D0
CP3 data
CP2 data
CP1 data
CP0 data
K63 input port data
K62 input port data
K61 input port data
K60 input port data
–
–
–
–
–
–
–
–
R
R
R
R
R
R
R
R
00402C4
(B)
1 High 0 LowK6 input port
data register