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APPENDIX: I/O MAP
Register name
Address
Bit
Interrupt factor
00402C5
D7
FP function
D6
switching
register
D5
D4
D3
D2
D1
D0
Port input
00402C6
D7
interrupt select
(B)
D6
register 1
D5
D4
D3
D2
D1
D0
Port input
00402C7
D7
interrupt select
(B)
D6
register 2
D5
D4
D3
D2
D1
D0
Port input
00402C8
D7
interrupt
(B)
D6
input polarity
D5
select register
D4
D3
D2
D1
D0
Port input
00402C9
D7
interrupt
(B)
D6
edge/level
D5
select register
D4
D3
D2
D1
D0
Key input
00402CA
D7–4
interrupt select
(B)
D3
register
D2
D1
D0
Interrupt factor
00402CB
D7
TM16 function
switching
D6
register
D5
D4
D3
D2
D1
D0
B-APPENDIX-20
Name
Function
T8CH5S0
8-bit timer 5 underflow
SIO3TS0
SIO Ch.3 transmit buffer empty
T8CH4S0
8-bit timer 4 underflow
SIO3RS0
SIO Ch.3 receive buffer full
SIO2TS0
SIO Ch.2 transmit buffer empty
SIO3ES0
SIO Ch.3 receive error
SIO2RS0
SIO Ch.2 receive buffer full
SIO2ES0
SIO Ch.2 receive error
SPT31
FPT3 interrupt input port selection
SPT30
SPT21
FPT2 interrupt input port selection
SPT20
SPT11
FPT1 interrupt input port selection
SPT10
SPT01
FPT0 interrupt input port selection
SPT00
SPT71
FPT7 interrupt input port selection
SPT70
SPT61
FPT6 interrupt input port selection
SPT60
SPT51
FPT5 interrupt input port selection
SPT50
SPT41
FPT4 interrupt input port selection
SPT40
SPPT7
FPT7 input polarity selection
SPPT6
FPT6 input polarity selection
SPPT5
FPT5 input polarity selection
SPPT4
FPT4 input polarity selection
SPPT3
FPT3 input polarity selection
SPPT2
FPT2 input polarity selection
SPPT1
FPT1 input polarity selection
SPPT0
FPT0 input polarity selection
SEPT7
FPT7 edge/level selection
SEPT6
FPT6 edge/level selection
SEPT5
FPT5 edge/level selection
SEPT4
FPT4 edge/level selection
SEPT3
FPT3 edge/level selection
SEPT2
FPT2 edge/level selection
SEPT1
FPT1 edge/level selection
SEPT0
FPT0 edge/level selection
–
reserved
SPPK11
FPK1 interrupt input port selection
SPPK10
SPPK01
FPK0 interrupt input port selection
SPPK00
T8CH5S1
8-bit timer 5 underflow
T8CH4S1
8-bit timer 4 underflow
SIO3ES1
SIO Ch.3 receive error
SIO2ES1
SIO Ch.2 receive error
SIO3TS1
SIO Ch.3 transmit buffer empty
SIO3RS1
SIO Ch.3 receive buffer full
SIO2TS1
SIO Ch.2 transmit buffer empty
SIO2RS1
SIO Ch.2 receive buffer full
Setting
1 T8 Ch.5 UF 0 FP7
1 SIO Ch.3
0 FP6
TXD Emp.
1 T8 Ch.4 UF 0 FP5
1 SIO Ch.3
0 FP4
RXD Full
1 SIO Ch.2
0 FP3
TXD Emp.
1 SIO Ch.3
0 FP2
RXD Err.
1 SIO Ch.2
0 FP1
RXD Full
1 SIO Ch.2
0 FP0
RXD Err.
11
10
01
P23
P03
CP4
11
10
01
P22
P02
K52
11
10
01
P21
P01
K51
11
10
01
P20
P00
K50
11
10
01
P27
–
P33
11
10
01
P26
–
P32
11
10
01
P25
P05
P31
11
10
01
P24
P04
–
1
High level
0
or
Rising edge
1 Edge
0 Level
–
11
10
01
P2[7:4] P0[5:4] CP[3:0] K6[3:0]
11
10
01
P2[4:0] P0[4:0] K6[3:0]
CP0
1 T8 Ch.5 UF 0 TM16 Ch.2
comp.A
1 T8 Ch.4 UF 0 TM16 Ch.2
comp.B
1 SIO Ch.3
0 TM16 Ch.3
RXD Err.
comp.A
1 SIO Ch.2
0 TM16 Ch.3
RXD Err.
comp.B
1 SIO Ch.3
0 TM16 Ch.4
TXD Emp.
comp.A
1 SIO Ch.3
0 TM16 Ch.4
RXD Full
comp.B
1 SIO Ch.2
0 TM16 Ch.5
TXD Emp.
comp.A
1 SIO Ch.2
0 TM16 Ch.5
RXD Full
comp.B
EPSON
Init. R/W
Remarks
0
R/W
0
R/W
0
R/W
0
R/W
0
R/W
0
R/W
0
R/W
0
R/W
00
0
R/W
K63
0
00
0
R/W
K62
0
00
0
R/W
K61
0
00
0
R/W
K60
0
00
0
R/W
CP3
0
00
0
R/W
CP2
0
00
0
R/W
CP1
0
00
0
R/W
CP0
0
Low level
1
R/W
or
1
R/W
Falling
1
R/W
edge
1
R/W
1
R/W
1
R/W
1
R/W
1
R/W
1
R/W
1
R/W
1
R/W
1
R/W
1
R/W
1
R/W
1
R/W
1
R/W
–
–
0 when being read.
00
0
R/W
0
00
0
R/W
K5[2:0]
0
CP4
0
R/W
0
R/W
0
R/W
0
R/W
0
R/W
0
R/W
0
R/W
0
R/W
S1C33210 FUNCTION PART
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