VS1011 查看數據表（PDF） - Unspecified

零件编号

产品描述 (功能)

比赛名单

VS1011

MP3 AUDIO CODEC

Unspecified 

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

21

Share Link: