I am quite aware of grants project.
I have recived help from him in the past dealing with TI-calcul;ator
hardware,
his system used the AVR to access the CD/Hardrive, and scan keypads ect.
but it DOES use a dedicated MP3 ecoder chip.
{Quote hidden}>Check out
http://gussie.alaska.net/acplay/index.spml
>
>They are using AVR's but I am sure it could be adapted for the PIC (i
>think someone is working on it). There is supposed to be an update in the
>next little while that will shed more light on the CD/ATAPI interface.
>
>MD
>
>
>On Wed, 27 Jan 1999, ryan pogge wrote:
>
>> ok, someone needs to
>> figure out how to use a PIC to conntrol it now.... so we can all build
>> portable MP3 players.... with laptop hard drives of course.
>>
>> >Someone asked about MP3 so I did some surfin', and ...
>> >
>> >An MP3 decoder chip (MPEG1/2 Audio Layer 2/3) :
>> >
>> > www.intermetall.de/products/mas.html#MAS3507D
>> >
>> >A PDF datasheet :
>> >
>> >
http://www.intermetall.de/pdf/mas3507d.pdf
>> >
>> >A place to buy one online (US$34.95) :
>> >
>> >
http://www.multicards.com/100130/order1.htm
>> >
>> >Long live MP3!
>> >
>> >Cheers,
>> >Brian.
>> >-----------------------------------
>> >Brian Murray Proximity Pty Ltd
>> >
http://www.proximity.com.au/~brian/
>> >-----------------------------------
>>