[Elecraft] KDSP2 option's DSP firmware is open source

David Woolley forums at david-woolley.me.uk
Wed Aug 20 19:32:16 EDT 2014


That was rather well hidden; it's the first I heard about it.

However I'm not surprised that there were no takers.  Assembly languages 
coding for DSPs is well outside the main open source community (although 
there probably is a sub-community for it).  Most people would be into C 
for desktops or assembly for PICs.

The other problem, at least in the UK, is that sourcing DSP chips in 
small quantities is likely to be difficult, and I suspect the 
programmers (hardware) are expensive, especially compared with those for 
low volume programming of the PIC.

In practice I've not found a strong enough need to justify adding audio 
filtering, anyway.

-- 
David Woolley
Owner K2 06123

On 19/08/14 19:00, Wayne Burdick wrote:
> Lyle (KK7P) reminded me that we did do one experiment in community-sourced firmware: the KDSP2 DSP option for the K2. See:
>
>      http://www.elecraft.com/KDSP2/kdsp2.htm
>
> Quoting from the bottom of this page:
>
>      "The DSP code for the KDSP2 is open source, allowing advanced users to create their own DSP features for the K2. User supplied alternate DSP code will be posted in a special KDSP2 download page on the Elecraft web page."



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