— 60 —
6-20. IC PIN FUNCTION DESCRIPTION
• MAIN BOARD IC101 MASTER CONTROL (uPD780016AYGF-018-3BA)
Pin No.
1
2 to 7
8
9
10
11
12
13
14
15
16
17
18
19
20
21,22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37 to 45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
I/O
O
O
—
—
O
I
—
—
—
I
—
—
O
—
—
—
—
—
I
I
I
I
I
I
I
I
—
I
—
I
—
O
O
O
O
O
O
O
O
O
I
I
O
O
—
Description
Capstan motor control 1 (+) signal output
LED
Not used
Ground
X’tal (5MHz)
Power supply (+5V)
Not used
Power supply (+5V)
Reset signal input
Ground
Not used
Subcode data request signal output
Not used
Ground
Power supply (+5V)
Power supply (+5V)
CD adjust point port Normal “H”
A Deck reel pulse detector
B Deck reel pulse detector
Half detector signal input
Key analog input
Connected to ground
CD/VCD select input (Fixed at “L”)
Ground
Subcode Q data clock input
Not used
Sub code Q data clock input
Ground
CD power on signal output
CD data output
CD clock output
LED ON/OFF control output
LED ON/OFF control output
LED ON/OFF control output
LED ON/OFF control output
Serial data input
Serial clock input
CD reset signal output
CD latch signal output
Not used
Pin Name
CAPM-EMG (+)
LED1 to LED6
NC
GND
X2
X1
VDD
NC
+5V
RESET
GND
NC
SCOR
NC
NC
GND
VDD
AVDD
ADJ
A-SHUT
B-SHUT
B-HALF
KEY A
KEY B
AMS
CD/VCD
GND
SQ-DATA-IN
CAN’T-USE
SQ-CLK
GND
CD-POWER
CD-DATA
CD-CLK
PBC
VCD
PBC-OFF
DECO1
EXIST2
DISC2
IIC/DATA
IIC/CLK
XRST
XLT
NC
w
w
w
.
x
i
a
o
y
u
1
6
3
.
c
o
m
Q
Q
3
7
6
3
1
5
1
5
0
9
9
2
8
9
4
2
9
8
T
E
L
1
3
9
4
2
2
9
6
5
1
3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
http://www.xiaoyu163.com
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