[chirp_devel] TYT MD-380

[Andrew Jorgensen]

This offer still available if anyone wants to take me up on it. If I don't
hear back in the next two weeks I'll put it to some other use.

Kind Regards,
Andrew

On Tue, Oct 20, 2015, 8:47 AM Andrew Jorgensen <andrew at jorgensenfamily.us>
wrote:

> Greetings,
>
>
> Many Linux hams have written elsewhere about wanting support for the
> Connect Systems CS700 or the Tytera MD-380 DMR radios in CHIRP. I
> don't personally have much time to devote to the task, but I will soon
> have an MD-380 which I will give (free as in beer, down from $140) to
> a developer who wants to get into DMR and put in the time to add
> support to CHIRP.
>
> The two radios use the same configuration format, based on DfuSe, and
> method of writing the config - a modified USB Device Firmware Update
> (DFU). The MD-380 is very popular right now, because of its price, and
> it seems that similar radios will be on the market for some time to
> come.
>
> Some reverse engineering and USB debugging on Windows is likely
> required. Existing open source DFU utilities have not (for me)
> succeeded in writing the configuration, but there are a number of
> examples of code (including Python code) for handling DfuSe files, and
> some documents on some of the specific layout of the configuration.
>
> I've been told that CHIRP is (almost?) entirely serial-based so far. I
> don't know how much of a wrench that throws in this. There's also some
> trepidation about accidentally bricking the radio, but I would guess
> that concern is common here.
>
> I'm a Linux Systems Engineer and mostly write code in Python, but I'm
> just too busy with kids and work to believe that I'd be able to make
> much progress on my own. I'm happy to test from time to time, and to
> help figure out the file format and USB protocol.
>
> If you're sufficiently interested in DMR and in adding a new radio to
> CHIRP, and you believe you can pull it off, please let me know
> off-list. I expect no payment, and I'm accepting the risk that the
> work may never get done. I've decided opening DMR to the world of hams
> who don't own any Windows machines is worth that risk.
>
> I hope there's nothing inappropriate about making this offer on this
> list, and that you'll all forgive me if there is.
>
>
> Kind Regards,
> Andrew Jorgensen
> KC7RBW
>
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