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III PERIPHERAL BLOCK: INPUT/OUTPUT PORTS
I/O Memory for Input Interrupts
Table 9.10 shows the control bits for the port input and key input interrupts.
Register name
Address
Bit
Port input 0/1
0040260
D7
interrupt
(B)
D6
priority register
D5
D4
D3
D2
D1
D0
Port input 2/3
0040261
D7
interrupt
(B)
D6
priority register
D5
D4
D3
D2
D1
D0
Key input
0040262
D7
interrupt
(B)
D6
priority register
D5
D4
D3
D2
D1
D0
Port input 4/5
004026C
D7
interrupt
(B)
D6
priority register
D5
D4
D3
D2
D1
D0
Port input 6/7
004026D
D7
interrupt
(B)
D6
priority register
D5
D4
D3
D2
D1
D0
Key input,
0040270
D7–6
port input 0–3
(B)
D5
interrupt
D4
enable register
D3
D2
D1
D0
Port input 4–7,
0040277
D7–6
clock timer,
(B)
D5
A/D interrupt
D4
enable register
D3
D2
D1
D0
Key input,
0040280
D7–6
port input 0–3
(B)
D5
interrupt factor
D4
flag register
D3
D2
D1
D0
B-III-9-18
Table 9.10 Control Bits for Input Interrupts
Name
Function
–
reserved
PP1L2
Port input 1 interrupt level
PP1L1
PP1L0
–
reserved
PP0L2
Port input 0 interrupt level
PP0L1
PP0L0
–
reserved
PP3L2
Port input 3 interrupt level
PP3L1
PP3L0
–
reserved
PP2L2
Port input 2 interrupt level
PP2L1
PP2L0
–
reserved
PK1L2
Key input 1 interrupt level
PK1L1
PK1L0
–
reserved
PK0L2
Key input 0 interrupt level
PK0L1
PK0L0
–
reserved
PP5L2
Port input 5 interrupt level
PP5L1
PP5L0
–
reserved
PP4L2
Port input 4 interrupt level
PP4L1
PP4L0
–
reserved
PP7L2
Port input 7 interrupt level
PP7L1
PP7L0
–
reserved
PP6L2
Port input 6 interrupt level
PP6L1
PP6L0
–
reserved
EK1
Key input 1
EK0
Key input 0
EP3
Port input 3
EP2
Port input 2
EP1
Port input 1
EP0
Port input 0
–
reserved
EP7
Port input 7
EP6
Port input 6
EP5
Port input 5
EP4
Port input 4
ECTM
Clock timer
EADE
A/D converter
–
reserved
FK1
Key input 1
FK0
Key input 0
FP3
Port input 3
FP2
Port input 2
FP1
Port input 1
FP0
Port input 0
Setting
–
0 to 7
–
0 to 7
–
0 to 7
–
0 to 7
–
0 to 7
–
0 to 7
–
0 to 7
–
0 to 7
–
0 to 7
–
0 to 7
–
1 Enabled
0 Disabled
–
1 Enabled
0 Disabled
–
1 Factor is
0 No factor is
generated
generated
EPSON
Init. R/W
Remarks
–
–
0 when being read.
X
R/W
X
X
–
–
0 when being read.
X
R/W
X
X
–
–
0 when being read.
X
R/W
X
X
–
–
0 when being read.
X
R/W
X
X
–
–
0 when being read.
X
R/W
X
X
–
–
0 when being read.
X
R/W
X
X
–
–
0 when being read.
X
R/W
X
X
–
–
0 when being read.
X
R/W
X
X
–
–
0 when being read.
X
R/W
X
X
–
–
0 when being read.
X
R/W
X
X
–
–
0 when being read.
0
R/W
0
R/W
0
R/W
0
R/W
0
R/W
0
R/W
–
–
0 when being read.
0
R/W
0
R/W
0
R/W
0
R/W
0
R/W
0
R/W
–
–
0 when being read.
X
R/W
X
R/W
X
R/W
X
R/W
X
R/W
X
R/W
S1C33L03 FUNCTION PART
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