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[aprssig] Waypoints to GPS Receiver: Navigation

Scott Miller scott at opentrac.org
Thu Aug 23 14:00:39 UTC 2007

Guess I'll have to provide some 24x24 symbols as well.  Did you turn on 
the CUSTSYM option on the T2-135?  On the units I've tested, those 
symbols show up in place of the ones that are by default just blue dots. 
  You *should* be able to chose them for waypoints.


Keith VE7GDH wrote:
> Scott N1VG wrote...
>> Keith, have you loaded up the custom symbols yet? Just curious.. the
>> process isn't really well documented yet, and I've been meaning to do
>> that.
> No, I haven't. I've only connected the T2-135 to a 76S so far. I have 
> yet to
> install a connector on the end of the serial cable that came with the 276C.
> I see the text file included with the custom symbols ZIP file says...
>     The included symbol images can be loaded into supported Garmin
>     GPS receivers using the xImage utility provided.
> That must be the included xImage_23.exe. Will it work over a USB 
> connection,
> or must it be RS-232? I see the file is downloadable from
> www.garmin.com/software/xImage_23.exe but I couldn't find any 
> information on
> Garmin's site about it. Do you have any "words of wisdom" for its use?
> Ah... found it. I looked at the 276C on Garmin's site and clicked on
> "uploads and downloads" and the file was mentioned. Following the
> "downloads" link, I found the following info:
>     Instructions for using this software
>     1.. Download the xImage installation file into a directory on your
>          hard drive. (e.g., c:\garmin).
>     2.. Change to the directory in which you downloaded the files,
>          (e.g., c:\garmin), and run the executable file (.exe).
>     3.. Follow the onscreen instructions to complete the xImage
>         installation.
> I went ahead and installed the program, but using the one downloaded from
> Garmin's site, not from the CD. I installed it below Program Files. With 
> the
> GPS receiver in Garmin mode and connected to a USB port. It found the 276C.
> I went back and unzipped the symbols from the ZIP file that was on the mini
> CD that was included with the T2-135. Then in the xImage program, I 
> selected
> send images TO the GPS. The next window indicated that I could replace the
> Garmin Splash Screen, but I'll do that another time now that I know about
> it! I selected "waypoint symbol" from the drop-down selection. I then
> selected Waypoint Symbols 000 thru 013 to match the number of waypoint
> symbols from the ZIP file. When I told it to proceed, the process failed.
> The error message was... "the following images being transferred either 
> cold
> not be opened or are not compatible with the corresponding image on the 
> GPS"
> and it listed the 14 BMP files.
> I then went back and instead downloaded all of the default symbols FROM the
> 276C without any problems. I compared the BMP files from the supplied ZIP
> file and those downloaded from the 276C. The ones from the ZIP file were
> 16x16 pixels, and the ones from the 276C were 24x24 pixels. Both were 256
> colours.
> I decided to resize the all of the files extracted from the ZIP file to
> 24x24 pixels. That did the trick. I was then able to upload the resized
> symbols. I'm glad that I downloaded the stock symbols before replacing 
> them!
> However, when editing an existing waypoint or creating a new one, I 
> couldn't
> see any of the new waypoint symbols to choose from. I'll have to get the
> cable for the 276C made up so I can give it a try with the T2-135 and 
> see if
> it uses the new symbols.
> 73 es cul - Keith VE7GDH
> -- 
> "I may be lost, but I know exactly where I am!"
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