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IC DESCRIPTION -1/1 (LC877348A5Z52)-1/2
Pin No.
Pin Name
1
LD-MOT-FWD
2
LD-MOT-REV
3
CLOCK
4
XLAT
5
DATA
6
SENS
7
SQSO
8
SQCK
9
CD-RW
10
BZ-OUT
11
RESET
12
XT1
13
XT2
14
GND
15
CF1
16
CF2
17
VDD1
18
CK-SHIFT
19
ATT1
20
ATT2
21
N.C
22
TU-ON
23
STEREO
24
BACK-LIGHT
25
N.C
26
LV-SENS
27
STEP
28
RESTRICT-SENS
29
REMOCON
30
LW
31
POWER KEY
32
FUNCTION KEY
33
BAND KEY
34
MODE KEY
35
PLAY/PAUSE KEY
36
STOP KEY
37
REW KEY
38
FF KEY
39
CD1 KEY
40
CD2 KEY
41
CD3 KEY
42
SNOOZE KEY
I/O
O
CD mechanic changer control output motor control
O
CD mechanic changer control output motor control
I/O
CD control serial port
I/O
CD control serial port
I/O
CD control serial port
I/O
CD control serial port
I/O
CD control serial port
I/O
CD control serial port
O
CD-R/W change output
O
Buzzer sound output
I
System reset
I
Oscillation
O
Oscillation
-
GND
I
Oscillation
O
Oscillation
-
VDD1
O
Oscillation frequency change terminal
O
Buzzer sound control terminal
O
Buzzer sound control terminal
-
Not connected
O
Tuner power source. At the time of tuner Lo
I
FM stereo detection. At the time of stereo Lo
O
LCD back light output
I/O
Not connected
I
Power failure detection. When having a power failure Lo
I
AM step change
I
CD mechanic restrict detection terminal
I
Remote control input
I
TV LW selection change
I
POWER button input terminal (Lo active)
I
FUNCTION button input terminal (Lo active)
I
BAND button input terminal (Lo active)
I
MODE button input terminal (Lo active)
I
PLAY/PAUSE button input terminal (Lo active)
I
STOP button input terminal (Lo active)
I
REW button input terminal (Lo active)
I
FF button input terminal (Lo active)
I
CD1 button input terminal (Lo active)
I
CD2 button input terminal (Lo active)
I
CD3 button input terminal (Lo active)
I
SNOOZE button input terminal (Lo active)
Description
-33-
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