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KDC-2031SA/2031SAY
KDC-2031SG/2031SGY
QQ
MICROCOMPUTER'S TERMINAL DESCRIPTION
3 7 63 1515 0
Active
Pin No.
Pin Name
(H/L)
42
8EJE SW
43
12EJE/SDET SW
44
LOE/LIM SW
45~49
NC
50
DVDD2
51
X1
52
X2
53
DVSS2
54
XSUB1
55
NC
56
TEST1
57
TEST2
58,59
NC
60
DRV MUTE
61
L
MUTE L
TE
62
L
MUTE R
L 13942296513
63
L
RST
64
OCD CLK
65
L
MSTOP
66
DATA
67
SBIO
68
L
CLK
69
TX
70
NC
71
XSEL
72
MCNT
73
P. ON
74,75
NC
76
CD-RW
77
NC
78
DVDD3
79
FOD
80
TRD
www
.
8
I/O
Application
-
-
Loading-end detection /
I
Pick-up inner circumference detection.
-
No connection.
-
Power supply for digital circuit.
I
Main clock input.
O
Main clock output.
-
GND for digital circuit.
-
-
No connection.
-
Test terminal.
-
Test terminal.
-
No connection.
O
Driver mute control.
O
Audio Lch mute output.
O
Audio Rch mute output.
I
LSI reset input.
-
I
Standby detection.
I/O I2C bus data line (Communication line to system µ-com). During serial writer is connected.
I
Data input.
I/O I2C bus clock line (Communication line to system µ-com). During serial writer is connected.
O
Digital audio interface signal output.
-
No connection.
-
I
Loading control / Eject control.
O
Audio & Servo power supply control.
-
No connection.
O
CD-RW control.
-
No connection.
-
Power supply for digital circuit.
O
Focusing drive output (PWM output).
O
Tracking drive output (PWM output).
x
ao
u163
y
i
2 9
8
H : Loading-end detection
L : Pick-up inner circumference detection
Normal condition : "H" fixed
Normal condition : "H" fixed
L : Mute ON, H : Mute OFF
Q Q
3
6 7
1 3
1 5
During serial writer is connected.
L : OFF (Host control), H : Mecha µ-com control
L : Power supply ON. H : Power supply OFF
H : CD-RW, L : Normal disc
co
.
9 4
2 8
Processing Operation
0 5
8
2 9
9 4
2 8
m
9 9
9 9
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