What do you mean by your_proc_obs, and your_proc_obs? Thanks. Regards, Jérémy -- View this message in context: http://open-source-gps-related-discussion-and-support.1099874.n2.nabble.com/Decoding-UBX-data-tp7572649p7573029.html Sent from the Open Source GPS-related discussion and support mailing list archive at Nabble.com.