參數(shù)資料
型號： STi4600
廠商： 意法半導(dǎo)體
英文描述： 6 Channel Dolby AC-3 MPEG1/2 Audio Decoder(六通道音頻解碼器)
中文描述： 6聲道杜比AC - 3 MPEG1 / 2音頻解碼器（六通道音頻解碼器）
文件頁數(shù)： 43/52頁
文件大?。?/td> 321K
代理商： STI4600
43/52
STi4600
REGISTER DESCRIPTION
(Cont’d)
AUDIO_ID_EXT-
Audio Extension
Address
Type
Software Reset:
Hardware Reset:
Description
Matching ID for the Packet extension part.
:
:
0x52
R/W
NC
UND
SYNC_LOCK -
SYNC Lock
Address
Type
Software Reset:
Hardware Reset:
Description
Number of Audio frame use for synchronisation,
max=3 min=0.
:
:
0x53
R/W
NC
UND
Table 4. Sync Status bit mapping
5.4.11 Post Decoding and Prologic
DWSMODE -
Downsampling Filter
Address
Type
Software Reset:
Hardware Reset:
:
:
0x70
R/W
NC
UND
Description
This is an 8 bit register whose value controls the
downsampling filter.
PDEC -
Post Decoder Register
Address
Type
Software Reset:
Hardware Reset:
:
:
0x62
R/W
NC
UND
Description
This register is used to control the post decoder
operations.
DEM
: When high the deemphasis filter is
activated.
DCF
: When high the DC filter is activated
PL
: When high Prologic decoding is
forced, when low the PL decoder is
activated only if the output of the
previous decoding stage is Pro
Logic encoded.
7
0
52
7
0
53
Bit
number
selected mode
1:0
Frame Status
0 research syn word
1 Wait for confirmation
2 Synchronized
3 Not used
0 research syn word
1 Wait for confirmation
2 Synchronized
3 Not used
3:2
Packet Status
7
0
70
Value
0
1
2
Meaning
Automatic (according to bitstream)
Force Downsampling
Suppress Downsampling
7
6
5
4
3
2
1
0
62
DEM DCF
PL
相關(guān)PDF資料
PDF描述
STI4600 6 CHANNEL DOLBY AC-3 MPEG1/2 AUDIO DECODER
STK12N06L N - Channel Enhancement Mode Low Threshold Power MOS Transistor(N溝道增強(qiáng)模式低閾值功率MOS晶體管)
STK12N05L N - Channel Enhancement Mode Low Threshold Power MOS Transistor(N溝道增強(qiáng)模式低閾值功率MOS晶體管)
STK22N05 N-Channel Enhancement Mode Power MOS Transistor(N溝道增強(qiáng)模式功率MOSFET)
STK22N06 N-Channel Enhancement Mode Power MOS Transistor(N溝道增強(qiáng)模式功率MOSFET)
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