Dave
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Stuck on "ERASING LOGS" during startup

Started this discussion. Last reply by Chris Anderson Feb 21, 2012. 10 Replies

Hi All,Recently my APM board has not been starting up properly. When I connect it to a serial terminal I can see that it get's stuck on:Init ArduCopter…Continue

Full state vector from IMU

Started this discussion. Last reply by Rui Manuel Cravo Marques Feb 6, 2012. 4 Replies

Hi guys,I've been playing with a 9dof board I was using for some custom control work I had on and was wondering if it's possible to extend the standard attitude [pitch,roll,yaw] vector we get to have…Continue

3DR frame feedback

Started this discussion. Last reply by Thomas Kramm Feb 9, 2012. 3 Replies

Hey All,I've been flying on the new 3DR frame for a couple of weeks now with an hour or so of flight time and have collected my feedback on the frame.Battery MountingThe strap that comes with the…Continue

Not getting any output to my ESCs

Started this discussion. Last reply by Dave Nov 5, 2011. 7 Replies

I've just finished wiring my boards up and mating them with my airframe and (tested working) ESC+motor combos but I can't get the board to drive my motors. I've done manual calibration and driving…Continue

 

Dave's Page

Latest Activity

Dave replied to Christopher Cooper's discussion What servos do you use on your camera mounts?
"You must buy metal geared servos! emax es08md are what I use and they are fine. bought from giantcod (in the UK)."
Apr 1, 2012
Dave replied to bergsprekken's discussion 3dr camera stabilization mount?
"I bought the high clearance legs from quadframe.com along with their new metal-bearing 2-axis gimbal for gopro. Attached the legs via cable ties and a few extra drilled holes and the gimbal is designed to fit onto the underside of the battery shelf…"
Apr 1, 2012
Dave replied to Owen Booth's discussion Lost in Space...finding a lost aircraft
"I had similar the other day, I decided to ditch it after about 10 seconds of it just drifting off. The thing to do in that situation is get it low asap then you can at least fly it home. I ended up flying mine into someone's front garden near…"
Apr 1, 2012

3D Robotics
Chris Anderson replied to Dave's discussion Stuck on "ERASING LOGS" during startup
"Sounds like your dataflash finally gave up the ghost on your old board. That will cause all sorts of problems, but note that you'll only need a new IMU shield, not the underlying APM board. "
Feb 21, 2012
Dave replied to Randy's discussion ArduCopter 2.4 released
"Just had a test flight. Was ok but I find now that when travelling with a constant attitude (ie nose down to go forward) for any length of time the internal state get's a bit funky and loses its sense of what is level. What happens is when I…"
Feb 21, 2012
Dave replied to Dave's discussion Stuck on "ERASING LOGS" during startup
"I just smashed my quad into someone's garden (feedback for that incoming later) obliterating all the props and the board mounting so now is as good a time to mess with the software as any! Unless there's been any changes since this…"
Feb 21, 2012

3D Robotics
Chris Anderson replied to Dave's discussion Stuck on "ERASING LOGS" during startup
"Dave, please update to the latest software (2.4) and try again. "
Feb 21, 2012
Dave replied to Dave's discussion Stuck on "ERASING LOGS" during startup
"So I just updated to 2.4 - mistake. Now my board does nothing except get to the first startup message and then hangs. I tried rolling back to my custom build and it still doesnt work. Anyone got any protips on dealing with a broken eeprom ? Is it…"
Feb 21, 2012
Thomas Kramm replied to Dave's discussion 3DR frame feedback
"Got a 3DR since 2 weeks now, hard for me to compare, as its my first Quad. On the Battery Mounting I see the same problems, I added additional velcro between frame and battery and additionally use some rubber band (better save then sorry). For the…"
Feb 9, 2012
Rui Manuel Cravo Marques replied to Dave's discussion Full state vector from IMU
"The problem is that with wind, you are not getting moviment, this is, you are having relative moviment regarding the wind, but you are not having absolute moviment since you are not leaving the same place, it would be like walking in the same place.…"
Feb 6, 2012
Tomas Soedergren replied to Dave's discussion Full state vector from IMU
"Wind would certainly complicate it. But movement is movement, whether induced by wind or other disturbance. There has been a substantial amount of postings about similar ideas, and I do believe that dev team have started to get their feet wet into…"
Feb 6, 2012
Rui Manuel Cravo Marques replied to Dave's discussion Full state vector from IMU
"I've been looking and reading documents about sensor fusion gps/imu. Your approach about getting velocity has one problem or so I think. Imagine your flying against wind. If you measure velocity with the help of imu sensors, it will give you a…"
Feb 6, 2012
Dave replied to Jason's discussion Go pro camera near IR
"I broke my first one my dropping it on a tile floor - shattered the lens into hundreds of pieces. When I opened it up, I discovered that the whole lens+CCD asembly is VERY tightly glues and screwed together. It's extremely difficult to get into…"
Jan 25, 2012
Dave commented on Sandro Benigno's blog post MinimOSD in DIYDrones Store!
"Sandro, I had the same thing with mine. I have a gopro set to PAL, soldered the PAL jumper on the board. I assumed at the time my TV was cropping the signal (it's a widescreen tv not 4:3). I'll try it again in 4:3 mode and check all is…"
Jan 15, 2012
Dave replied to Jason Short's discussion Arducopter 2.2 beta
"Do we not use a kalman filter to eliminate this?"
Jan 15, 2012
Dave replied to Brian Boyle's discussion has anyone flown this frame?
"Does look very nice, I imagine it'll double in price trying to get it shipped to the UK, though :("
Jan 14, 2012

Profile Information

About Me:
Professional programmer and flight/ai/drone enthusiast.
Please tell us a bit about your UAV interest
Flying is cool, so since I can't do it I want to make thins that do :)
Hometown:
Oxford

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