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

Alan Hawrylyshen alan at polyphase.ca
Tue Aug 26 17:13:32 EDT 2014


Actually Wayne (and others); 

Like others - I discovered this a few years back and made a private fork on github in October 2011.
I took some time to really dig in an concluded that I didn’t have the right tools to do even basic experimentation.
I applaud that you’ve made it public and I’d encourage Elecraft to continue in this spirit where it isn’t commercially to your disadvantage. I would also encourage using something like github as a great way to share the code that permits maximum utility for people trying to work with the code. This form of version control is radically different (and in most ways superior) to everything that has come before it.

[ IF you aren’t using it in-house - it might be worth investigating if it is time to migrate from whatever you are using, to git.] I’ve helped a few major software development organisations move to git and the end results can be quite excellent. I certainly wouldn’t consider any other form of code control these days. ]

Wayne ; Best wishes and I’m always willing to chat about this technology and how to use it within organisations.

Cheers,
Alan
K2ACK
M0WTH

KX3/K3/XG3/P3/KXPA100. etc ...
k 2 a c k a t p o l y p h a s e d o t c a



On 21 Aug 2014, at 00:32, David Woolley <forums at david-woolley.me.uk> wrote:

> 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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