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DSP confusion. Possibly irresolvable.



 
 
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  #1 (permalink)  
Old June 4th 10, 10:11 PM posted to sci.electronics.components,uk.rec.audio
Lostgallifreyan
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Posts: 24
Default DSP confusion. Possibly irresolvable.

Can anyone tell me if a Motorola XC56361 (56361, Google will NOT give results
for its full name, hell knows why) the same as a Motorola XC143410GC?

I'm asking because Echoaudio Layla 24/96 PCI boards are said by one of Echo's
own staff to use the XC56361, and the ALSA mailing list has archived pages
that support this, yet I have THREE actual Layla 24/96 PCI cards that all
have the XC143410GC on each one, and a picture found on Google Images also
shows one. I need to get clarity on this because none of my boards work on a
Via EPIA MII 12000 mainboard (no firmware load from DSP on PCI card), and
this apparently different IC might be something to do with that.

And has anyone got a Layla 24/96 PCI card (or ANY Layla 24 bit card) that has
a definite XC56301, specifically marked as such? If so, please can I see a
picture? (I can't find any pictures of an XC56361 so I don't have any way to
be sure it exists as a separate entity from an XC143410GC).
  #2 (permalink)  
Old June 4th 10, 10:15 PM posted to sci.electronics.components,uk.rec.audio
Lostgallifreyan
external usenet poster
 
Posts: 24
Default DSP confusion. Possibly irresolvable.

Lostgallifreyan wrote in
:

hat has
a definite XC56301


Meant XC56361
(56301 type was on older 20 bit systems, mostly.)
  #3 (permalink)  
Old June 17th 10, 01:53 AM posted to sci.electronics.components,uk.rec.audio
JosephKK
external usenet poster
 
Posts: 1
Default DSP confusion. Possibly irresolvable.

On Fri, 04 Jun 2010 17:11:59 -0500, Lostgallifreyan
wrote:

Can anyone tell me if a Motorola XC56361 (56361, Google will NOT give results
for its full name, hell knows why) the same as a Motorola XC143410GC?

I'm asking because Echoaudio Layla 24/96 PCI boards are said by one of Echo's
own staff to use the XC56361, and the ALSA mailing list has archived pages
that support this, yet I have THREE actual Layla 24/96 PCI cards that all
have the XC143410GC on each one, and a picture found on Google Images also
shows one. I need to get clarity on this because none of my boards work on a
Via EPIA MII 12000 mainboard (no firmware load from DSP on PCI card), and
this apparently different IC might be something to do with that.

And has anyone got a Layla 24/96 PCI card (or ANY Layla 24 bit card) that has
a definite XC56301, specifically marked as such? If so, please can I see a
picture? (I can't find any pictures of an XC56361 so I don't have any way to
be sure it exists as a separate entity from an XC143410GC).


56301 datasheets he

http://search.datasheetcatalog.net/key/56301

Which is a SHARC DSP part number


XC143410GC datasheet found he

http://www.freescale.com/webapp/sear... crumb_anchor

Which is a custom modem 24-bit DSP. Discontinued in 2000.
Doesn't sound the same to me.
  #4 (permalink)  
Old June 17th 10, 11:37 AM posted to sci.electronics.components,uk.rec.audio
Lostgallifreyan
external usenet poster
 
Posts: 24
Default DSP confusion. Possibly irresolvable.

wrote in
:

On Fri, 04 Jun 2010 17:11:59 -0500, Lostgallifreyan
wrote:

Can anyone tell me if a Motorola XC56361 (56361, Google will NOT give

results
for its full name, hell knows why) the same as a Motorola XC143410GC?

I'm asking because Echoaudio Layla 24/96 PCI boards are said by one of

Echo's
own staff to use the XC56361, and the ALSA mailing list has archived

pages
that support this, yet I have THREE actual Layla 24/96 PCI cards that

all
have the XC143410GC on each one, and a picture found on Google Images

also
shows one. I need to get clarity on this because none of my boards work

on a
Via EPIA MII 12000 mainboard (no firmware load from DSP on PCI card),

and
this apparently different IC might be something to do with that.

And has anyone got a Layla 24/96 PCI card (or ANY Layla 24 bit card)

that has
a definite XC56301, specifically marked as such? If so, please can I see

a
picture? (I can't find any pictures of an XC56361 so I don't have any

way to
be sure it exists as a separate entity from an XC143410GC).


56301 datasheets he

http://search.datasheetcatalog.net/key/56301

Which is a SHARC DSP part number


XC143410GC datasheet found he

http://www.freescale.com/webapp/sear...dAsset=Orderab
le%20Parts#breadcrumb_anchor

Which is a custom modem 24-bit DSP. Discontinued in 2000.
Doesn't sound the same to me.


Thanks. Not to me either. I think all this will go way beyond me, and I am
never entirely sure that the advice I get from Echo is consistent either, so
what works, works. All the more reason to stay with W98 and the older
hardware I use. What use is 'advance' I cannot use? I'd be forever
spending time, money and effort to stay in the same place, like running up
the down escalator.

Those data sheets will help me understand a bit though. Until now all I saw
was outdated parts-brokers promises on the web. Even directly searching the
Freescale site hadn't got results, I'd assumed they just binned anything they
discontinued.

  #5 (permalink)  
Old June 17th 10, 11:50 AM posted to sci.electronics.components,uk.rec.audio
Lostgallifreyan
external usenet poster
 
Posts: 24
Default DSP confusion. Possibly irresolvable.

Lostgallifreyan wrote in
:

Those data sheets will help me understand a bit though. Until now all I
saw was outdated parts-brokers promises on the web. Even directly
searching the Freescale site hadn't got results, I'd assumed they just
binned anything they discontinued.


Still doesn't. But I agree, the little they do tell suggests a very
different IC.
 




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