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[aprssig] D-710 / D-700 Flash

Scott Miller scott at opentrac.org
Tue Aug 7 19:36:12 UTC 2007

Seems like it wouldn't have to be THAT hard.  Stick a little SOT23-size 
PIC in there between the main processor and the PLL, and program it to 
enforce a set of rules on the commands that can be passed.  Sure, it's 
not failsafe, but it ought to count as due diligence.


Mark Cheavens wrote:
> Kenwood is in a real bind because of the cellular block issue. In order 
> to do an "open source" type user interface they would have to put the 
> VCO control into a different flash mask to prevent anyone from altering 
> the RX capabilities. This would of course increase the development and 
> production costs.

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