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IC DESCRIPTION -1/1 (LC877348A5Z52)-2/2
Pin No.
Pin Name
43
ALARM1 KEY
44
ALARM2 KEY
45
UP KEY
46
DOWN KEY
47
SET KEY
48
SLEEP KEY
49
WEEKEND-SKIP KEY
50
N.C
51
N.C
52
ARE1
53
ARE2
54
VDD2
55
GND
56
N.C
57 ~ 79
SEG23 ~ SEG1
80
V3
81
V2
82
V1
83
COM4
84
COM3
85
COM2
86
COM1
87
STKR1
88
STKR2
89
GND
90
VDD3
91
CLMP
92
DOOR-OPEN
93
CD-ON
94
DO
95
CE
96
CL
97
DI
98
MUTE
99
POWER-ON
100
MOT-V CONT
I/O
I
ALARM1 button input terminal (Lo active)
I
ALARM2 button input terminal (Lo active)
I
UP button input terminal (Lo active)
I
DOWN button input terminal (Lo active)
I
SET button input terminal (Lo active)
I
SLEEP button input terminal (Lo active)
I
WEEKEND-SKIP button input terminal (Lo active)
-
Not connected
-
Not connected
I
Reception area change 1
I
Reception area change 2
-
VDD3
-
GND
-
Not connected
O
LCD segment
-
LCD bias3
-
LCD bias2
-
LCD bias1
-
LCD common 4
-
LCD common 3
-
LCD common 2
-
LCD common 1
CD Stocker detection
I
ON: Lo
SW2
I
SW3
-
GND
-
VDD3
I
CD mechanic clamp detection terminal (SW1 ON: Lo) Play:ON,Middle:OFF
I
CD door detection terminal (CD ON:Hi)
O
At the time of the CD function it outputs the Hi
I/O
Tuner control serial port
I/O
Tuner control serial port
I/O
Tuner control serial port
I/O
Tuner control serial port
O
MUTING output
O
POWER ON output. ON: Hi
O
CD mechanic changer motor torque UP output
Description
Stocker1
Stocker2
ON
ON
ON
OFF
-34-
Stocker3
Rotary middle
OFF
OFF
ON
OFF
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