Pioneer BD-V1100, Руководство по обслуживанию

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60
BD-V1100, BD-V1110
STI4600ACV [MAIN ASSY (8/12) : IC1701]
• AC-3 Decoder IC
•
Block Diagram
4
6
PES
Parser
L
R
C
Lfe
Ls
Rs
Delay
PCM
IRQ CS
Down-
sampling
96/48kHz
Packet
Formatter PTS
IEC958
Formatter
Pink Noise
Generator
Programmable
Switch
L
T
R
T
Buffer
Control
SIN
LRCLKIN
DSTR
REQ
D[0:7]
A[0:7]
PCM_OUT0
41
39
40
MAINI2CADR 42
SCLKI2C 46
SDAI2C 44
57 38
59
73
PCM_OUT1 74
PCM_OUT2
75
80,1-4,
7-9
15-22
MPEG1
MPEG2
DO
WNMIX
A
C-3
DO
WNMIX
Prologic
Decoder
SWITCH
SWITCH
HPF/LPF Subw
oof
er
PLL and Cloc
ks
L
R
C
Lfe
Ls
Rs
L
R
L
R
L
R
Delay
Delay
SCLK
63
LRCLK
64
CLKOUT 26
I958OUT
Encoder
1-2: I958OUT outputs S/PDIF null data
1-3: I958OUT outputs S/PDIFPCM (non-compressed data)
1-4: I958OUT outputs S/PDIF AC-3 or MPEG2 (compressed data)
Mute
1
2
3
4
PCM
61
CLK 36
PCMCLK
67
No. Pin Name I/O Function
CONTROL INTERFACES
57
IRQ
O(1) Interrupt signal (level), active low
45 SELI2C I(2) Selects the control interface (when high : serial interface, when low : parallel interface)
I
2
C CONTROL INTERFACE
44 SDAI2C I/O(1) I
2
C serial data
46 SCLKI2C I I
2
C clock
42 MAINI2CADR I(2) Detemines the slave address
PARALLEL CONTROL INTERFACE
80,1-4,7-9 D0-D7 I/O Host data
15-22 A0-A7 I Host address
38
CS
I Chip select, active low
23
R/W
I Read/write selection : read access when high, write access when low
37
WAIT
O(3) Data acknowledge, active low
DATA INPUT INTERFACE
SERIAL DATA INTERFACE
40
DSTR
I Clock input data, active low
41 SIN I Serial input data
39 LRCKIN I Word clock for the input
59
REQ
O Handshake for the data transfer, active low
DATA OUTPUT INTERFACE
67 PCMCLK I/O PCM clock input or PLL DAC output
•
Pin Function