Displaying 3 results from an estimated 3 matches for "ds80c400".
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2003 Aug 19
2
Re: Open source IP phone, maybe?
Hi!
I think it is a great idea.
The DS80C400 needs external memory, and/or flash. It have the Ethernet
integrated, but it is really slow (it is 8051 architecture), and yes, I
know it can go up ti 75Mhz, but only gives 18MIPS max. I would use
ATmega128 from atmel (16MIPS at only 16Mhz), take a look at:
http://www.ethernut.de (project usi...
2003 Aug 19
1
Oen source IP phone, maybe?
..."If I only had time...damn this sleep thing" ideas,
but I really wonder how hard/cost effective it would be to build an open
source IP phone or phone adapter (ala ATA).
In about 20 minutes of mulling and research, I figure you could do it for
about $40 in parts plus coding time...
1 DS80C400 Ethernet enabled microcontroller with built in IPV4/V6 stack
$10
1 DSP56K hardware DSP (you may even be able to dispense with this if the
C400 is fast enough to do the codecing...then you just need a 8 or 16 bit
DAC/ADC) $10
Misc parts/case/whatnot $20.
2003 Aug 19
0
Re: Open source IP phone, maybe?
...: Re: [Asterisk-Users] Re: Open source IP phone, maybe?
Ubicom's Scenix IP2K. Sxdesign has an SIP phone platform using that chip
http://www.sxdesign.com/index.php?page=solutions&submnu=voip
Jose Ildefonso Camargo Tolosa wrote:
> Hi!
>
> I think it is a great idea.
>
> The DS80C400 needs external memory, and/or flash. It have the
> Ethernet integrated, but it is really slow (it is 8051 architecture),
> and yes, I know it can go up ti 75Mhz, but only gives 18MIPS max. I
> would use ATmega128 from atmel (16MIPS at only 16Mhz), take a look at:
> http://www.ethe...