MATLAB EMBEDDED IDE LINK 4 - FOR USE WITH ANALOG DEVICES VISUALDSP PLUSPLUS Manuale Utente Scaricare il pdf (Pagina 49)

48 DSP Selection Guide

Software and Systems Technologies (SST)

http://www.analog.com/solutions

Marketplace pressures of the newest technologies,

faster time to market, and ever-lower systems

costs drive leading OEMs to look for the newest,

fastest ways to introduce their products to their

customers.

To meet this need, Analog Devices Inc. offers

numerous chipset and algorithm reference designs

and third party support in emerging and high

growth market segments.

SST-Melody-32

For High Volume Multi-Channel Digital Audio Processing

Features

Benefits

• 32-bit implementation of industry standard

audio formats on new DSP platform

• Decodes up to 8 channels of multiplexed

audio: scaleable between 1 and 8 channels,

with 6.1 core channels and 2 extended channels

• Sufficient computing power for custom OEM

applications such as speaker equalizers and

surround fields

Applications

Chipsets

• Home theater AVR systems

• Automotive audio

• DVD players

•Video game consoles

• Set Top boxes

ADSST-MEL-20: Bundled chipset that includes the

high performance of the ADSST-MEL322 processor

with a high performance audio codec. It includes

decoding / post processing for Dolby Digital EX,

Dolby Pro Logic II, AAC (LC), DTS ES (Discrete

and Matrix), DTS Neo:6.

ADSST-MEL-30: Includes decoding / post process-

ing for Dolby Digital EX, Dolby Pro Logic II, DTS ES

(Discrete and Matrix), DTS Neo:6, THX EX, SRS

Circle Surround II, TruBass codes. The chipset

includes ADI Surround modes, Speaker EQ as well

as Bass Management and Delay.

ADSST-MEL-40: Features of the ADSST-MEL-30

but without THX processing.

ADSST-MEL-50: Includes decoding / post process-

ing for Dolby Digital EX, Dolby Pro Logic II, DTS ES

(Discrete and Matrix), DTS Neo:6 and SRS Circle

Surround II codes. The chipset includes

Wavesurround Headphone and Loudspeaker

Virtualizer modes, Bass Management and Delay.

• Melody 32 offers end-to-end 32-bit precision of

decode & post-processing for leading digital

audio formats in real-time.

• The Melody reference design decodes up to 7.1

channels of DTS ES Extended Surround, Dolby

Digital, Dolby Pro Logic II, AAC, MP3, and

includes THX Surround EX, Bass Management,

Delay Management, and automatic detection of

the incoming audio bit-stream.

• Decoder supports all bit rates (up to 1,536 kbps),

compression ratios (up to 40:1) and sampling

frequencies (32, 44.1, and 48 kHz per channel)

specified by the DTS (Digital Theater Systems)

and Dolby audio standards. It also supports fea

tures specified by the DTS standard -- including

Dynamic Range Control, Down-Mixing, and Re-

equalization of all channels independently.

Melody 32

S/PDIF R

Codec

(AD 183x)

Host

SRAM

Boot Flash

512kx8, 100 ns.

64kx16, 20 ns.

Not required

For 5.1 models

SPI Bus

Reference Block Diagram

1 2 ... 44 45 46 47 48 49 50 51 52 53 54 ... 61 62

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MATLAB EMBEDDED IDE LINK 4 - FOR USE WITH ANALOG DEVICES VISUALDSP PLUSPLUS Manuale Utente Pagina 49

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