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CX-LEM200
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6-11. IC Pin Function Description
• IC801
LC876756C-51E4 (System Control)
Pin No.
Pin Name
1
C-PWM1
2
C-PWM2
3
C-SCOR
4
TA SOL
5
TA END
6
TA MOTOR
7
HP MUTE
8
POWER ON
9
AMP-MUTE
10
F-DATA
11
RST
12
32.768kHz
13
32.768kHz
14
GND
15
8.64MHz
16
8.64MHz-EXTAL
17
VDD1
18
KEY1
19
KEY2
20
I POWER DOWN
21
VERSION
TE
L 13942296513
22
VOL-ENC
23
RDS-SIG
24
TA SW
25
SHT-CLK
26
I POWER MONITOR
27
RDS-CLK
28
A-MUTE
29
RMC
30 to 36
NC
37 to 44
G1 to 8
45
SEG1
46
VDD3
47 to 50
SEG2 to 5
51
NO-USE
52 to 66
SEG6 to 20
67 to 71
NC
72
VDD4
73
BASS+2
74
TA BIAS
75
ECO.LED
76
C-DOOR
77
TA REC/PB
78
AMP-STNBY
www
79
TA PLAY.SW
80
TU MUTE
81
FL-CON
.
82
CD
83
TU
84
TU CE
28
http://www.xiaoyu163.com
I/O
O
PWM1 signal output to the CD unit
O
PWM2 signal output to the CD unit
I
SCOR (SUBQ request) signal output to the CD unit
O
Solenoid control signal output to the tape deck
I
Tape deck reel switch signal input
O
Motor control signal output to the tape deck
O
Not used (open)
O
Power relay control signal output
O
Muting control signal output to the power amplifier
O
Control signal output to the sound processor
I
Reset signal input from the reset IC (IC803)
I
Resonator terminal (32.768kHz)
O
Resonator terminal (32.768kHz)
—
Ground terminal
I
Resonator terminal (8.64MHz)
O
Resonator terminal (8.64MHz)
—
Power supply terminal
I
Key AD input 1
I
Key AD input 2
I
Power down detection signal input
I
Version setting terminal
I
Encoder signal input from the volume encoder
I
RDS signal level input from the tuner
I
Tape switch status signal input from the tape deck
O
Clock shift control signal output
I
AC detection signal input
I
RDS clock input from the tuner
—
Not used
I
Remote sensor signal input
—
Not used (open)
O
Grid signal output to the fluorescent indicator tube
O
Segment signal output to the fluorescent indicator tube
—
Power supply terminal
O
Segment signal output to the fluorescent indicator tube
—
Ground terminal
O
Segment signal output to the fluorescent indicator tube
—
Not used (open)
—
Power supply terminal
—
Not used (fixed at "H")
O
Bias control signal output to the bias oscillation circuit
O
ECO LED control signal output
O
CD door open/close switch signal input
O
REC/PLAY control signal output to the REC/PLAY switch circuit
O
Standby control signal output to the power amplifier
I
Play switch signal input from the tape deck
x
ao
y
O
Muting signal output to the tuner
—
Not used (open)
i
O
CD power supply control signal output
O
Not used (open)
O
Tuner chip enable signal output to the tuner
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8
Description
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