[Talk-us] Whole-US Garmin Map update - 2018-07-03
Martijn van Exel
m at rtijn.org
Thu Jul 5 21:55:46 UTC 2018
Also, if Garmin can sell OSM maps for US/Canada for $50 there is a clear business opportunity there.
--
Martijn van Exel
m at rtijn.org
On Thu, Jul 5, 2018, at 12:13, OSM Volunteer stevea wrote:
> I frequently download Dave's Garmin images for my (fairly ancient, yet
> still trusty!) Garmin GPS 60 CSx. (The fact that it runs on two AA NiMH
> rechargeable cells I can rotate into a pocket-sized solar charger while
> I'm in the wilderness has something to do with this). Yes, I have
> noticed that as the CPU in my Garmin GPS 60 CSx remains the same
> (obviously), yet the density of OSM data from the SDHC card gets denser
> (especially in urban areas at medium-zoom), it REALLY slows down screen-
> drawing on the Garmin. This is problematic, but only during initial
> draw or re-draw as I change zoom. Basically it means I shouldn't fiddle
> Garmin zoom levels (In OR Out) while in dense urban areas unless I'm
> prepared to wait maybe 30 seconds for a full screen refresh, possibly
> missing upcoming navigation cues. Otherwise, navigation and "the map
> moving along with me" (whether ped, bike or car) work just fine once the
> screen draws at any particular zoom level, even in dense urban areas.
>
> As an aside, if Garmin (a well-respected GPS developer/manufacturer) has
> "switched" to using OSM (even if only ONE of its products!), that says a
> great deal of "wonderful" for the quality of and confidence in our data.
> (Which have for some time found their way into Telenav's Scout products,
> too).
>
> I also appreciate learning about alternatives (I didn't know about the
> Fenix link either, thanks, Martijn), and also didn't know that Garmin's
> own map is OSM-based. Are we sure about that? Garmin's "built-in" maps
> didn't used to be OSM-based (obviously), when did that change? (Yes, it
> may be that different maps — some OSM, some not — are used for different
> car/bike/hike/golf/fitness/whatever products by Garmin). If anybody
> knows this Garmin map history, I'm eager to hear it.
>
> SteveA
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