GMS84512 Datasheet, PDF (28/123 Pages) Hynix Semiconductor – 8-BIT SINGLE CHIP MICROCOMPUTER

GMS 84512 / 84524
R1 PORT DATA REGISTER
R1
<00C2_H>
R
R/W R/W R/W R/W R/W R/W R/W
7
6
5
4
3
2
1
0
-
R16 R15 R14 R13 R12 R11 R10
Initial Value when Reset
[ Not initialized ]
Input data when read
Port R1 output data
A/D COMP. INPUT CHANNEL SELECTION
CIS
<00D7_H>
-
-
-
-
-
-
7
6
5
4
3
2
-
-
-
-
-
-
W
W
1
0
CIS1 CIS0
Initial Value when Reset
[ ---- --00 ]
Analog input channel selection
00 : CIN0
01 : CIN1
10 : CIN2
11 : CIN3
CIS1
0
0
1
1
CIS0
0
1
0
1
Channel
Channel 0 (Cin0)
Channel 1 (Cin1)
Channel 2 (Cin2)
Channel 3 (Cin3)
R15/ Cin1
R15
Cin1
R15
R15
PORT Selection
R16/ Cin2 R17/ Cin0/ INT3 R35/ Sin/ Cin3
R16 Cin0/ INT3 R35/ Sin
R16
R17/ Cin0 R35/ Sin
Cin2
R17/ Cin0 R35/ Sin
R16
R17/ Cin0
Cin3
PORT FUNCTION SELECTION REGISTER
FUNC
<00CA_H>
-
-
-
W
W
W
W
W
7
6
5
4
3
2
1
0
-
-
- EC3S EC2S INT3S INT2S INT1S
Initial value when MCU Reset
[ ---0 0000 ]
R27 / EC3 Selection
0 : R27 ( I/O )
1 : EC3 ( Input )
R26 / EC2 Selection
0 : R26 ( I/O )
1 : EC2 ( Input )
R30 / INT1 Selection
0 : R30 ( Input )
1 : INT1 ( Input )
R31/ INT2 Selection
0 : R31 ( Input )
1 : INT2 ( Input )
R17 / INT3 Selection
0 : R17 ( Input )
1 : INT3 ( Input )
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