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QQ
3 7 63 1515 0
Pin No.
Pin Name
41
HOLD
42
HLDA
43
BCLK
44
RD
45
BHE
46
WR
47
CS3
48, 49
CS2, CS1
50
CS0
51 ~ 53
A19 ~ A17
54 ~ 61
A16 ~ A9
62
VCC
63
A8
64
VSS
65 ~ 72
A7 ~ A0
73
HP. VOL. CE
74
HSTB
75
X. H. RST
76
XAMUTE
77
SHCK
78
SENS
TE
L 13942296513
79
SCL
80
SDA
81 ~ 88
D7 ~ D0
89
LDON
90
FANSW
91
BUSY
92
XLIMIT-IN
93
PROTECT, REFLECT
94, 95
KEY2, KEY1
96
AVSS
97
KEY0
98
Vref
99
AVCC
100
PLAY-SW
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I/O
I
Not used (Fixed to "H")
O
O
Bit clock output (Not used) (Fixed to "H")
O
Data read strobe signal output
O
Bus high bytes enable signal output
O
Data write strobe signal output
O
Chip select output to MD encoder/decoder
I
Not used (Fixed to "H")
O
Chip select output to flash ROM
O
Address output (Not used)
O
Address output
—
Power supply (+5 V)
O
Address output
—
Ground
O
Address output
O
Chip enable signal output to HEADPHONE electronic volume
O
Not used
O
Reset signal output to host (V821)
O
LINE OUT mute output. Mute at "L"
I
Track jump signal input from CXD2535CR
I
Internal status input from CXD2535CR
O
Clock signal output to backup memory
I/O
Data signal input/output with backup memory
I/O
Data bus
O
Laser ON/OFF control output. ON at "H"
O
Cooling fan drive voltage selection signal output. Low output at "H"
O
BUSY lamp. ON at "H"
I
Detection signal input from LIMIT IN switch. Limit in at "L"
I
PROTECT and REFLECT signal input
I
Key input
—
Ground
I
Key input
—
Reference voltage input (+5 V)
—
Analog power supply (+5 V)
I
Loading switch detection signal input (Chucking at "L")
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2 9
8
Description
Q Q
3
6 7
1 3
1 5
co
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9 4
2 8
0 5
8
2 9
9 4
2 8
m
9 9
9 9
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