Epson S1C88650 - Manual (Page 36)

28 EPSON S1C88650 TECHNICAL MANUAL
5 PERIPHERAL CIRCUITS AND THEIR OPERATION (I/O Memory Map)
Table 5.1.1(k) I/O Memory map (00FF52H–00FF60H)
SR R/W Address Bit Name Function Comment 1 0
00FF52 D7
D6
D5
D4
D3
D2
D1
D0
KCP07
KCP06
KCP05
KCP04
KCP03
KCP02
KCP01
KCP00
1 R/W
K07 input comparison register
K06 input comparison register
K05 input comparison register
K04 input comparison register
K03 input comparison register
K02 input comparison register
K01 input comparison register
K00 input comparison register
Interrupt
generated
at falling
edge
Interrupt
generated
at rising
edge
00FF54 D7
D6
D5
D4
D3
D2
D1
D0
K07D
K06D
K05D
K04D
K03D
K02D
K01D
K00D
– R
K07 input port data
K06 input port data
K05 input port data
K04 input port data
K03 input port data
K02 input port data
K01 input port data
K00 input port data
High level
input
Low level
input
00FF56 D7
D6
D5
D4
D3
D2
D1
D0
PULK07
PULK06
PULK05
PULK04
PULK03
PULK02
PULK01
PULK00
1 R/W
K07 pull-up control register
K06 pull-up control register
K05 pull-up control register
K04 pull-up control register
K03 pull-up control register
K02 pull-up control register
K01 pull-up control register
K00 pull-up control register
On Off
00FF58 D7
D6
D5
D4
D3
D2
D1
D0
–
CTK02H
CTK01H
CTK00H
–
CTK02L
CTK01L
CTK00L
–
K04–K07 port chattering-eliminate setup
(Input level check time)
–
K00–K03 port chattering-eliminate setup
(Input level check time)
"0" when being read
"0" when being read
–
0
0
0
–
0
0
0
R/W
R/W
R/W
R/W
R/W
R/W
–
–
–
–
CTK02H
1
1
1
1
0
0
0
0
CTK01H
1
1
0
0
1
1
0
0
CTK00H
1
0
1
0
1
0
1
0
Check time
[sec]
4/f OSC3
2/f OSC3
1/f OSC3
4096/f OSC1
2048/f OSC1
512/f OSC1
128/f OSC1
None
CTK02L
1
1
1
1
0
0
0
0
CTK01L
1
1
0
0
1
1
0
0
CTK00L
1
0
1
0
1
0
1
0
Check time
[sec]
4/f OSC3
2/f OSC3
1/f OSC3
4096/f OSC1
2048/f OSC1
512/f OSC1
128/f OSC1
None
00FF60 D7
D6
D5
D4
D3
D2
D1
D0
IOC07
IOC06
IOC05
IOC04
IOC03
IOC02
IOC01
IOC00
P07 I/O control register
P06 I/O control register
P05 I/O control register
P04 I/O control register
P03 I/O control register
P02 I/O control register
P01 I/O control register
P00 I/O control register
0 R/W Output Input