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Signalling a change

Handheld multimedia appliances will be enabled by a different class of processor. By Philip Ling

It seems the world is finding it increasingly difficult to live without the benefits of a digital signal processor. For years, embedded application developers have had any number of microcontrollers to chose from. Some, of late, have added a certain amount of dsp functionality but, on the whole, there has been a fairly clear divide between where the dsp is employed and what an 8bit controller armed with a flotilla of peripherals could achieve. But the internet could be changing that, or should that read the type of traffic expected to make its way to our palms via the internet could force that to change.

Two of the leading companies actively involved in dsp development – Analog Devices and Texas Instruments – are set to go head to head for design wins in what will become commonly known as internet/information appliance market. The reason why the two companies believe their dsp cores will succeed in this breed of portable device comes down to multimedia.

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Author
Graham Pitcher

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