advice, python for binary to xml

[88888 Dihedral]

noydb於 2013年1月31日星期四UTC+8下午9時33分48秒寫道：
> I'm looking for knowlegde about how best to go about converting a binary file (from a GPS unit) to GPX/XML.  I am completely clueless on this, so any start-from-the-beginning info would be greatly appreciated!  I'm guessing the level of effort will be huge?
> 
> Python 2.7, Windows 7

OK, since I was in charge of a project 
to retrieve the GPS with the RSA232  NMEA TEXT messages into a computer  program before, 
I have not checked about the NMEA protocal (PUREASCII)
for more than 10 years.  

But I worked with usb interfaces, too.