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3 7 63 1515 0
• IC501 SYSTEM CONTROL (CXP82832-024Q) (PANEL BOARD)
Pin No.
Pin Name
1
13G
2
14G
3
NC
4
+5V
5
SCOR
6, 7
GND
8
RMIN
9
GND
10, 11
X
12
LD OUT
13
LD IN
14
SENS
15
XLT
16
AMUTE
17
PGML
18
SENSOR. IN
19
BUSOUT
20
BUSIN
21
SENSOR. SW
22
CLK
23
LDON
24
DATA
TE
L 13942296513
25
SQCK
26
SUBQ
27
+5V
28
AVREF
29
KEY 0
30
KEY 1
31
KEY 2
32
FILTER. SW
33
ADJ/AFADJ
34
LOADSW
35
MODEL. SEL1
36
MODEL. SEL2
37
AVSS
38
RST
39
EXTAL
40
XTAL
• Abbreviation
FL : Fluorescent indicator tube
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I/O
O
FL grid signal output
O
FL grid signal output
–
Connected to VDD
–
Power supply (+5V)
I
Sub code sync input
–
Ground
I
Remote control signal input
–
Ground
–
Not used (Open)
O
Loading motor control
O
Loading motor control
I
Sense signal input
O
Serial latch output
O
Audio mute output
O
Digital filter latch output
–
Connected to VDD
O
CONTROL-A1 transmission output
I
CONTROL-A1 receive input
–
Not used (Open)
O
Serial clock output
O
Optical pick-up laser diode control output
O
Serial data output
O
Subcode Q data readout clock output
I
Subcode Q data input
–
Power supply (+5V)
I
Analog reference voltage input
I
Key input
I
Key input
I
Key input
–
Connected to ground
I
Test mode terminal
O
Load in/out select control output
–
Model select pin (Connected to ground)
–
Model select pin (Connected to VDD)
–
Analog ground
I
Reset signal input
I
8 MHz clock input
O
8 MHz clock output
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2 9
8
Function
Q Q
3
6 7
1 3
1 5
co
.
9 4
2 8
0 5
8
2 9
9 4
2 8
m
9 9
9 9
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