On Sun, 1 Mar 2009 14:25:14 -0800 (PST) mqy <meng.qing...@gmail.com> wrote:
> " > UBX-AID-EPH and UBX-AID-ALM Messages for Satellite without valid > Orbits When polling UBX-AID-EPH or UBX-AID-ALM messages, satellites > without valid ephemeris or almanac data will > return a complete UBX-AID-EPH or UBX-AID-ALM message with all data > words set to zero. This doesn’t comply > with the protocol specification. Furthermore, u-blox 5 receivers with > firmware V5.00 and earlier can run into a > floating-point exception when fed with such “empty” ephemeris. > " > > Is that the cause :D Yeah, thought that at first as well, but almanac data was okay at that point. The position was not, however. I guess the problem the chip tripped over is similar in both cases though. Regards, Daniel Willmann
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