Table of Contents
Advertisement
CQ-C7402W
Pin
Port
No.
53
KI1(SOURCE)
54
REMO INT
55
NC/WP/ACC
56
NC/A21
57
NC/A22
58
FLASH CE
59
LCD CS
60
NC
61
NC
62
REMO 1
63
NC
64
VLCD CONT
65
M W U REQ
66
LED ON
67
NC
68
NC
69
FLASH OE/ LCD
RD
70
LCD WR
71
FLASH WE
72
NC
73
LCD RESET
74
FLASH RY/BY
75
/RST
76
NC
77
X1A
78
X0A
79
VSS
80
X0
81
X1
82
VCC
83
D0
84
D1
85
D2
86
D3
87
D4
88
D5
89
D6
90
D7
91
D8
92
D9
93
D10
94
D11
95
D12
96
D13
97
D14
98
D15
99
A16
100 A17
Part Name & Description
I/O
Key return signal 1
INT/I
Remote
control
signal
INT
interference
No Connection
No Connection
No Connection
FLASH chip enable
LCD driver chip select
No Connection
No Connection
Remote control signal
No Connection
VLCD 16V control
MAIN-u-com wake up request
P.LED control output
No Connection
No Connection
FLASH output enable and
LCD driver lead strobe
LCD driver light strobe signal
FLASH light enable signal
No Connection
LCD driver reset control
FLASH ready/busy input
System reset signal input
No Connection
No Connection
Not used
Ground
MAIN system clock input
(12.5MHz)
MAIN system clock output
(12.5MHz)
Positive power supply
FLASH D0/LCD D0
FLASH D1/LCD D1
FLASH D2/LCD D2
FLASH D3/LCD D3
FLASH D4/LCD D4
FLASH D5/LCD D5
FLASH D6/LCD D6
FLASH D7/LCD D7
FLASH D8
I/O
FLASH D9
I/O
FLASH D10
I/O
FLASH D11
I/O
FLASH D12
I/O
FLASH D13
I/O
FLASH D14
I/O
FLASH D15
I/O
FLASH A15
FLASH A16
10.3. CD Servo Block
(V)
0
3.7
Pin
Port
No.
O
0
1
CVSS1
O
0
2
A22
O
0
3
CVSS2
O
3.4
4
DVDD1
5
A10
O
3.4
-
-
6
-
-
-
7
A11
I
3.7
8
A12
-
-
9
A13
O
3.4
10
A14
O
0
11
A15
O
3.4
12
/CVDD1
-
-
13
-
-
-
14
DVSS1
O
3.4
15
CVSS3
O
3.4
16
/CVDD2
O
3.4
17
-
-
-
18
-
O
3.4
19
READY
I
3.4
20
/PS
I
3.5
21
-
-
-
22
-
23
R/W
-
-
I
0
24
/MSTRB
-
0
25
-
I
1.3
26
/MSC
27
MUTE
O
1.5
28
-
29
-
-
3.5
30
/HOLD
I
0.9
31
BIO
I
0.9
32
MP/MC
I
1.1
I
0.9
33
DVDD2
I
1.0
34
CVSS4
I
1.1
35
BD R1
I
1.1
36
-
I
0.8
37
CVSS5
0.9
38
-
0.9
39
-
0.9
40
DVSS2
0.8
41
CLK C M AUDIO bit clock input
0.8
42
SCK
0.7
43
LRCK
0.7
M
0.7
44
CDFS
O
3.0
45
DATA
CM
O
1.7
46
-
47
SI
48
CLK M C AUDIO bit clock output
49
SCK
50
CVSS6
51
-
52
CVDD3
53
LRCK M
C
54
CDFS
55
-
56
DVDD3
57
DVSS3
58
REST
SW
10
IC401 : YESAM275
Descriptions
GND
TP407
GND
I/O system (3.3V) power supply
Address bus of FLASH ROM
-
Address bus of FLASH ROM
CORE CPU system (1.6V) power
supply
-
GND
GND
I/O system (3.3V) power supply
-
-
-
FLASH ROM selection signal
-
-
Lead/light signal to FLASH ROM
Memory access signal
-
-
Mute signal output (H:Mute on)
-
-
-
SUBO input
Operation mode setting (external pull-
up)
I/O system (3.3V) power supply
GND
GND
-
GND
-
-
GND
Clock input
C
AUDIO L/R identifying signal input
Serial frame sink signal input
AUDIO serial data input
-
Serial data input
Clock input
GND
-
CORE CPU system (1.6V) power
supply
AUDIO L/R identifying signal output
Serial frame sink signal input
-
I/O system (3.3V) power supply
GND
Mechanics deck REST SW input
I/O
(V)
-
0
-
0
-
0
-
3.1
O
3.1
-
-
O
0
O
3.1
O
3.1
O
3.1
O
0
-
1.6
-
-
-
0
-
0
-
1.6
-
-
-
-
-
3.1
O
3.1
-
-
-
-
O
3.1
O
3.1
-
-
-
3.1
O
0
-
-
-
-
-
3.1
I
0
I
3.1
-
3.1
-
0
I
0
-
-
-
0
-
-
-
-
-
0
I
1.6
I
3.0
I
1.6
I
2.4
I
1.6
-
-
I
0
O
1.6
I
3.0
-
0
-
-
-
1.6
O
1.5
I
2.4
-
-
-
3.1
-
0
I
3.1
Advertisement
Table of Contents
