About

Gender

Male


Location

parana


About Me:

engineer land surveyor, aerial photography, GPS, topography, gnu linux user.


Please tell us a bit about your UAV interest

devices programming, open solution ( hardware and software ).


Activity Feed

julio menezes replied to Lior's discussion How to build my own DGPS
"Hi Lior,

Hope you have solved Trimble iQ lassen raw data output.I started programming it but no success at moment.take a look on this thread:http://diydrones.com/profiles/blogs/centimeter-level-precision-gps-...

regards,
julio"
Aug 16, 2013
julio menezes commented on Mark Harrison's blog post Centimeter-level precision GPS for $900
"Hi John Morris !  thx for your fast reply. i will go decode the 0x6D.   I set TSIP ID=0x35 packet byte 3, bit0= 1, bit1= 1, bit3 = 1 enable raw.  I sent TSIP= (byte0=0x13,byte1=0x02,byte2=0x00,byte3=0x0B),  the receiver should return 0x55 packet but…"
Aug 14, 2013
julio menezes commented on Mark Harrison's blog post Centimeter-level precision GPS for $900
"Dear all,
I have a Trimble iQlassen and i am trying to get raw carrier phase from it.I plan post-processing the UAV colected GPS data.I wrote some C code and sent the 0x35 to iQlassen TSIP port at 9600,ODD... taking care about Big x Little endian.I…"
Aug 13, 2013
julio menezes replied to Noland's discussion Realtime DGPS with ublox and GPSTk lib processing, relative <1m?
"Dear Noland.

I hope you have it up and running as your question was posted in 2010 .
I have an u-blox LEA-4T.
By hardware ublox can only accept input of RTCM messages 1,2,3 and 9. Code messages.
It would be possible to get centimeter with carrier…"
Apr 9, 2012