On Mon, Nov 21, 2011 at 11:34 PM, Kuba <kubaraczkow...@gmail.com> wrote:
> Dear Eric, Daniel,
>
> I see. Indeed if the INFO section contains only "useful" data and not
> "critical" data, then I can safely erase the device.
>
Not silly at all. How many of us have bricked a device accidentally.
Understanding is good and we get there partially by asking questions and
sharing knowledge.
>
> Sorry for asking silly questions, but though being an electrical engineer I
> come from the analog side of the world. I guess cannot achieve the
> mass-erase using the Launchpad-like FET, right? It has to be done with real
> JTAG programmer? Even more (mspdebug manual page) from non-USB one?
>
> Regards,
> Kuba
>
>
> On Tue, Nov 22, 2011 at 8:32 AM, Daniel Beer <dlb...@gmail.com> wrote:
>
> > On Tue, Nov 22, 2011 at 08:06:13AM +0100, Kuba wrote:
> > > Thanks for the info. That sounds a bit better than the chip replacement
> > > (though I will try that if nothing else works, thanks Crazy Casta).
> > >
> > > Did you come across an instruction to follow this procedure? Can it be
> > done
> > > with mspdebug?
> > > As far as I read this morning about BSL operations, the mass erase
> > deletes
> > > both program and information data. Isn't loss of information data going
> > to
> > > bring me more trouble? :)
> >
> > Hi Kuba,
> >
> > It can be done with mspdebug (flash-bsl driver), but I haven't needed
> > to do it myself. There is some documentation available from TI about
> > the bootstrap loader ("MSP430 Memory Programming User's Guide", I
> > think). You'll also need to check the chip datasheet to see which pins
> > you need for BSL communication and entry.
> >
> > You'll probably want to check this, but I'm fairly sure that a mass
> > erase won't touch the Info A segment, which is the one containing
> > calibration data. The other info segments are for user data.
> >
> > Cheers,
> > Daniel
> >
> > --
> > D.L. Beer Engineering
> > www.dlbeer.co.nz
> >
>
>
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--
Eric B. Decker
Senior (over 50 :-) Researcher
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security threats, fraudulent activity, and more. Splunk takes this
data and makes sense of it. IT sense. And common sense.
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