VS1011 Datasheet, PDF (21/43 Pages) List of Unclassifed Manufacturers – MP3 AUDIO CODEC

VLSI
Solution ^y
VS1011 PRELIMINARY
VS1011
8. FUNCTIONAL DESCRIPTION
SDI Byte 1
XCS
0
1
2
3
SCK
7
6
5
4
3
SI
67
10
SDI Byte 2
8
9
13 14 15
7
6
5
2
1
0
X
SDI Byte
Figure 9: Two SDI Bytes.
SCI Operation
SDI Byte
XCS
SCK
0
1
6
7
89
38 39
40 41
46 47
7
6
51
0
SI
00
1
0
7
6
5
1
0
X
Figure 10: Two SDI Bytes Separated By an SCI Operation.
8 Functional Description
8.1 Main Features
VS1011 is based on a proprietary digital signal processor, VS DSP. It contains all the code and data
memory needed for MPEG and WAV PCM audio decoding, together with serial interfaces, a multirate
stereo audio DAC and analog output amplifiers and filters.
VS1011 can play all MPEG 1 and 2 layer III files, with all sample rates and bitrates, including variable
bitrate (VBR).
8.2 Supported Audio Codecs
Mark
+
-
Conventions
Description
Format is supported
Format exists but is not supported
Format doesn’t exist
Version 0.71, 2004-07-20
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