[chirp_devel] [PATCH] [rt22] patch radio ID for RT-622

[Jim Unroe]

On Tue, Oct 20, 2020 at 6:36 PM Dmitry Baryshkov <dbaryshkov at gmail.com> wrote:
>
> Jim,
>
> ср, 21 окт. 2020 г. в 00:37, Jim Unroe <rock.unroe at gmail.com>:
> >
> > Dmitri,
> >
> > Isn't this going to change these bytes for all models? For example, my
> > regular RT22 which has "P32073" at 0x01b8 will be overwritten with
> > "P3207!". I'm afraid to try this to see because I have already ruined
> > 2 RT22 FRS models trying to add them to CHIRP.
>
> This sounds interesting. I'll add this check and send v2 of this patch.
> BTW: is there a way to check that developer options are enabled?
> I would not dare to enable all-zero radio ID (since this well might be
> some other random radio), but it would be required to restore broken
> RT22 radios.
>
> > Since it appears to me that this radio (and its RT22 FRS cousin) has
> > "P3207!" stored at 0x0000 and 0x0200, there couldn't there be some
> > kind of check that when 0x01b8-0x01bd is 0x00 * 6, then the value in
> > 0x0000-0x0006 (or 0x0200-0x0206) could be sent at 0x01b8 during the
> > upload?
> >
> > I am really glad that you have discovered this because, as I mentioned
> > above, I have already made 2 RT22 FRS radios unusable. The factory
> > software asks for a password now (for download and upload) and so far
> > I have not been able to discover what it is.
>
> Could you please check if writing the proper string at 0x1b8 would fix
> your radios? It does for my RT622.
> However my radios still worked even when radio ID was a series of 0.
>
>
> --
> With best wishes
> Dmitry R1BBD

Dmitry,

Have had a chance to look into this yet. Here's what I came up with.
It works with my original RT22, RT22(FRS) and RT622(PMR) models.

Jim KC9HI
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