[OSM-talk] Navi GPS SD card woe, any advice?

[Etienne]

On 9/21/06, Adam Bower <adam at thebowery.co.uk> wrote:
>
> On Wed, Sep 20, 2006 at 12:06:21PM +0100, Adam Bower wrote:
> > On Tue, Sep 19, 2006 at 09:17:38AM +0100, Adam Bower wrote:
> > >
> > > I've also looked up Toshiba mini-SD cards which also claim to support
> > > 2.7V these are supplied with an adaptor that converts them to full
> size
> > > SD, so I've ordered one of each type of card with a capacity of 512MB
> > > which will hopefully be with me tomorrow. I'll let you all know how I
> > > get on.
> >
> > Toshiba mini-SD card turned up today, GPS says "bad format" and when
> > trying to format the card "fail" so that's another one to avoid.
> > Hopefully the dane elec card will turn up tomorrow and work :-/
>
> Hmmmn, GPS refuses to format the dane elec card, but after formatting it
> in a windows box and putting it in the GPS it appears to work ok (i'm
> going to take it out a couple of times later and see what happens).
>
> After formatting it in the video camera or the digicam it refuses to
> even see the card. I'm starting to wonder if you need to get or tell it
> to format with the right cluster size on cards for the navi gps, and if
> the cluster size is not quite right it isn't happy? I seem to recall
> seeing things in dmesg output on my linux box about invalid cluster
> sizes when trying to read tracklogs off faulty cards in the past....


Might be.  I seem to recall that one-time, after I did a firmware update to
my NaviGPS, I had to reformat the SD card before it would work.  It is
supposed to be FAT-16 but perhaps the NaviGPS is a bit fussy somehow.

Etienne



Adam
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