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NO
FUNCTION
27
A4
28
A10
29
D7
30
D6
31
D0
32
D5
33
D1
34
D4
35
D2
36
D3
A0
37
A1
38
A2
39
VSS
40
VDD
41
A17/P4.0
42
A18/P4.1
43
P0.0
44
P0.1
45
P0.2
46
P0.3
47
P0.4
48
P0.5
49
P0.6
50
P0.7
51
P2.3(A/D)
52
Samsung Electronics
IN/OUT
ASSIGN
IN/OUT
A4
IN/OUT
A10
IN/OUT
D7
IN/OUT
D6
IN/OUT
D0
IN/OUT
D5
IN/OUT
D1
IN/OUT
D4
IN/OUT
D2
IN/OUT
D3
A0
IN/OUT
IN/OUT
A1
A2
IN/OUT
-
VSSD
VDDD
IN
IN/OUT
A17
A18
IN/OUT
IN/OUT
SCL1
IN/OUT
SDA1
IN/OUT
SDA2
IN/OUT
SCL2
OUT
WP
OUT
S-MUTE
OUT
S-RESET
IN
FACTORY
IN
KEY1
ACTIVE H/L
EXPLANATION
-
EPROM CONTROL DATA/ADDRESS
-
-
-
-
-
-
-
-
-
-
EPROM CONTROL ADDRESS
-
EPROM CONTROL ADDRESS
-
EPROM CONTROL ADDRESS
GND
DIGITAL GND
STD 5V
-
EPROM CONTROL ADDRESS
-
EPROM CONTROL ADDRESS
-
EPROM CONTROL BUS
-
EPROM CONTROL BUS
-
SLAVE IC CONTROL BUS
-
SLAVE IC CONTROL BUS
HIGH
EEPROM WRITE PROTECTION
HIGH
MAIN SOUND AMP MUTE
LOW
LOW
BIS ADJ.MODE SELECTION
-
CH.UP,CH.DOWN,VOL.UP,VOL.DOWN,MENU
"
"
"
"
"
"
"
"
"
DIGITAL VCC
MSP RESET
4-7
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