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• PANEL BOARD IC701 UPD780232GC-031-8BT (DISPLAY CONTROL)
Pin No.
Pin Name
1
VDD
2
VSS
3
X1
4
X2
5
IC
6
RESET
7
S-CLK
8
S-IN
9
S-OUT
10
SBSY
11
NO USE
12
NO USE
13
VOL-A
14
VOL-B
15
NO USE
16
NO USE
17
HEADHONE
18
AVSS
19
NO USE
20
KEY2-KEY0
21
VSS
22
AVDD
23
VDD
24
DV5.1-LED
25
PRO-LED
26
ENTER-LED
27
REC-LED
28
GAME-LED
29
MO/VIDEO-LED
30
TAPE-LED
31
CD-LED
32
TUNER-LED
33
GROOVE
34
NO USE
35
S29-S8
36
VDD2
37
VLOOD
38
S7-S0
39
G11-G0
I/O
—
Power supply.(+5V)
—
Connected to ground.
O
System clock output terminal.(5MHz)
I
System clock input terminal.(5MHz)
I
Reset signal input from main controller.
I
Serial clock input from main controller.
I
I
—
Not used.
—
Not used.
I
VOLUME A signal input.
I
VOLUME B signal input.
—
Not used.
—
Not used.
I
Headphone detect signal input. H=ON,L=OFF
—
Connected to ground.
—
Not used.
I
KEY input.(AD)
—
Connected to ground.
—
Power supply.(+5V)
—
Power supply.(+5V)
O
DV5.1 LED driver output.
O
GROOVE LED driver output.
O
ENTER LED driver output.
O
REC LED driver output.
O
GAME LED driver output.
O
MO(VIDEO) LED driver output.
O
TAPE LED driver output.
O
CD LED drover output.
O
TUNER LED driver output.
—
Not used.
—
Not used.
O
FL segment signal output.
—
Power supply.(+5V)
O
FL segment signal output.
O
FL gride output.
HCD-DX30/RG40
Description
41
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