HCD-VM330AV
2222
PROGRAM ROM
IC510
• SIGNAL PATH
: CD PLAY (AUDIO)
: CD PLAY (VIDEO)
D/A
CONVERTER
INPUT
INTERFACE
CIRCUIT
OSC
BUFFER
IC504
BUFFER
Q502
LOW-PASS
FILER
MODE
CONTROL
TIMING CONTROL/
CLOCK GENERATOR
VIDEO
FREQUENCY
DIGITAL FILTER,
D/A CONVERTER
IC509
MPEG VIDEO/AUDIO DECODER,
VIDEO SIGNAL PROCESSOR
IC505
14
11
VOUTL
VOUTR
10
RSTB
17
18
19
20
9 724 1
DATA
BCK
LRCK
CD-ROM
INTERFACE
CIRCUIT
MPEG
SYSTEM
DECODER
MPEG
VIDEO
DECODER
VIDEO
PROCESS
CIRCUIT
CPU INTERFACE
AUDIO
INTERFACE
CIRCUIT
MPEG
AUDIO
DECODER
D-RAM/ROM INTERFACE
3
4
5
CD-DATA
C2PO
DATA
BCK
LRCK
DATA, BCK,
LRCK, C2PO
CD-BCK
CD-LRCK
6
CD-C2PO
MA0 – MA10
MD0 – MD15
D0 – D15
D0 – D15
A0 – A10
A0 – A8
384FSO
4
MCKO
X503
27MHz
CT503
MD
XT2
XT1
37
14 132928
38 42 40 60
69
75
113
110
111
108
106
HRDY
Y-OUT
86
DA-XCLK
VCK-IN
DA-DATA
DA-BCK
DA-LRCK
C-OUT
93
114 121
HSEL
112
HD-OUT
119
HD-IN
117
HCK
ML
8
MC
LEVEL
SHIFT
IC501
B
(Page 21)
IIC-DATA,
IIC-CLK
C
(Page 26)
MCLK 33.8MHz
A
(Page 21)
DIGITAL
FILTER,
NOISE
SHAPER
CIRCUIT
58 – 56, 54, 52 – 50, 48, 46 – 44 10 – 15, 17, 19, 21, 23 – 29
16 – 19, 22 – 26
A0 – A10
12 – 5, 27, 26, 23
D8 – D14
A11 – A17
25, 4, 28, 29, 3, 2, 30
D0 – D7
O0 – O7
A0 – A10
DQ1 – DQ16
ADDRESS BUS
DATA BUS
D-RAM
IC507
A0 – A8
13 – 15, 17 – 212 – 5, 7 – 10, 31 – 34, 36 – 39
WE
22
CE
RAS
LCAS
UCAS
CAS
RESET
HINT
DATA
CLK
RAS0
MWE
MCE
VSYNC/CSYNC
B.P.F.
2
1
4
3
J301
S VIDEO OUT
VIDEO CD CONTROLLER
IC502 (2/2)
88
36
8720
3735
85
86
CL680 RESET
CL680 HINT
CL680 HRDY
CL680 SEL
DATAI
CLK1
DATAO
45
VSYNC
DF LATCH
4
CHOMA
LEVEL
22
BGP
30
29
I2C_CLK
I2C_DATA
V. MUTING
65
101
HSYNC
BUFFER
Q501
21
H. SYNC IN
66
DAC RESET
1
VOUT
10
VIN
5
CONT
2
Y IN
15
Y OUT1
14
Y OUT2
6
VOUT
1
VIN
8
TINT
5
BGP
7
C IN
3
RESOLUTION
B.P.F.
C AMP
IC302
Y AMP
IC303
9
C OUT
12
MIX OUT1
11
MIX OUT2
1
MUTE A
8
MUTE B
Q301
Y/C DECODER
IC304
13
XOUT
X501
10MHz
15
XIN
IIC-CLK
IIC-DATA
LOW-PASS
FILER
IC101
• R-ch is omitted due to same as L-ch.
D
(Page 24)
CD L-CH
R-CH
E
(Page 24)
VIDEO OUT
7-2. BLOCK DIAGRAM – AUDIO/VIDEO Section –
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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