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KEH-1900,1950
QQ
3 7 63 1515 0
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Pin Functions (PE5107A)
Pin No.
Pin Name
mcmute
1
tapld
2
3
EO
4
VDD1
5
GND
6
VCOIN
7
CE
8
VDD2
9
LCK
10
LDT
11
LDI
12
FMSD
13
AMIF
14
SL
st
15
sk
16
17
DK
swvdd
18
19
NC
20
VST
21
VCK
22
VDT
23
NC
24
XO
25
XI
26
GND
TE
L 13942296513
27–30
NC
31
TEST
dsens
32
33,34
GND
35–38
NC
mute
39
40
DMINH
41,42
NC
43
SYSPW
44–48
NC
49
MS
50
MECPW
51
AM
52
LOCL
53
LOCH
54
FM
seek
55
56
NC
57
LW
58
GND
59
DM3
60
DM2
61
DM1
62
DM0
nor/REV
63
64
GND
www
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34
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I/O
Format
Function and Operation
I
Cassette mechanism mute input
I
Tape loading input
O
C
Error output
Power supply
GND
I
AM/FM VCO input
I
ACC power sense input
Power supply
I/O
C
Serial clock input and output for LCD driver
O
C
Data output for LCD driver
I
Key/LCD driver data input
I
FM SD input
I
AM IF signal input
I
Signal level input
I
FM stereo input
Not used
Not used
O
C
Grille power supply control output
Not used
O
C
Strobe pulse output for electronic volume
O
C
Clock output for electronic volume
O
C
Data output for electronic volume
Not used
O
Crystal oscillator connection pin
I
Crystal oscillator connection pin
GND
Not used
I
Test program mode input
I
Grille detach sense input
GND
Not used
O
C
System mute output
O
C
Mechanism mute cancel output
Not used
O
C
System power supply control output
Not used
Not used
O
C
Cassette mechanism power output
O
C
AM power control output
O
C
LOC "L" output
O
C
LOC "H" output
O
C
FM power control output
O
C
Seek output
Not used
O
C
LW output
GND
Not used
Not used
I
Model,function input
I
Model,function input
I
Tape running input
GND
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2 8
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2 8
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