Gerald C. Hughes
  • Male
  • Logan, UT
  • United States
Share Twitter
  • Blog Posts
  • Discussions (2)
  • Groups
  • Photos
  • Photo Albums
  • Videos

Gerald C. Hughes's Discussions

Roll,pitch,yaw data format

Started this discussion. Last reply by Allen Babb Sep 22, 2011. 1 Reply

Can anyone tell me what the number format is in the ATT: Roll,Pitch, and Yaw fields in the APM log files.  I am assuming that the number should be divided by 100 but I am not sure about this.  Any…Continue

IMU output

Started this discussion. Last reply by Aaron Bliesner Sep 14, 2011. 5 Replies

We are getting a lot of data from the Ardupilot IMU.  However we seem to have a problem decipering what we are getting.  Specifically, the Time stamp format is unknown.  Is there documentation on…Continue

 

Gerald C. Hughes's Page

Latest Activity

Allen Babb replied to Gerald C. Hughes's discussion Roll,pitch,yaw data format
"From looking a bit at the ArduPilot code, I'd say your assumption is true."
Sep 22, 2011
Gerald C. Hughes posted a discussion

Roll,pitch,yaw data format

Can anyone tell me what the number format is in the ATT: Roll,Pitch, and Yaw fields in the APM log files.  I am assuming that the number should be divided by 100 but I am not sure about this.  Any help? See More
Sep 15, 2011
Aaron Bliesner replied to Gerald C. Hughes's discussion IMU output
"Thanks Doug.   I don't understand the units for CRS.  Is it offset from desired path?   GPS is MediaTek that produces 8 digit stamp."
Sep 14, 2011

Developer
Doug Weibel replied to Gerald C. Hughes's discussion IMU output
"What the gps timestamp is depends on which gps.  Generally it is either millisecond time of day or millisecond time of week.   Crs is ground course, and mix altitude is a mixture of gps and baro altitude (% determined by the parameter…"
Sep 13, 2011
Aaron Bliesner replied to Gerald C. Hughes's discussion IMU output
"The last value to the right is heading or bearing."
Sep 13, 2011
Aaron Bliesner replied to Gerald C. Hughes's discussion IMU output
"GPS line left to right:   GPS Time, Fix, Sats, Lat, Long, "Mix Alt", GPS altitude, barometric altitude?, "CRS," and unknown.   I don't know what "mix alt," "CRS," or the last value.…"
Sep 13, 2011
Aaron Bliesner replied to Gerald C. Hughes's discussion IMU output
"I'm looking at it too.   Here is a sample from a log from last week.   ATT: -427, 272, 18698 GPS: 55471500, 1, 13, 41.6851730, -111.8995000, 0.0000, 1547.2300, 1533.3500, 15.7300, 182.9300   What are the units for each value?…"
Sep 13, 2011
Gerald C. Hughes posted a discussion

IMU output

We are getting a lot of data from the Ardupilot IMU.  However we seem to have a problem decipering what we are getting.  Specifically, the Time stamp format is unknown.  Is there documentation on reading IMU data fields?j See More
Sep 13, 2011

Profile Information

About Me:
GIS specialist
Please tell us a bit about your UAV interest
Orthophoto acquisition
Hometown:
Logan, UT

Comment Wall

  • No comments yet!

You need to be a member of DIY Drones to add comments!

Join DIY Drones

 
 
 

© 2014   Created by Chris Anderson.   Powered by

Badges  |  Report an Issue  |  Terms of Service