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Flaperons Fail Acro Locking

@garrett_min wrote: While adding Flaperon Parameters with configuration formated as follows:http://ardupilot.org/plane/docs/flaperons-on-plane.html?highlight=flaperon With succesful configuration of...

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Wind direction and speed units

@Alessandro wrote: I'm trying to verify what is the reference system used for the wind estimation and what units are used. This is what I understood: Reference System: Earth Frame (ENU) Wind speed:...

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GPS Not Working on Navio 2

@MarcGonzalez wrote: Hi all, I am having trouble getting some code to run on my new system using the Navio 2. I am in the middle of switching from using a Raspberry Pi 3 and Pixhawk to using a...

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Sonar on a Quadplane

@Detleff wrote: I have tried to install the Lidar on my Quadplane (a modified Skyhunter), but it wasn't really working. Also, Lidars are quite big and heavy, and expensive. Around 200 USD is quite a...

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Some problem about the altitude

@FireFly wrote: There was an altitude mixup when arming, the source switched due to a questionable GPS lock. Want to know which sources are mixed when arming, they are GPS/BARO/ACCEL? I’ve seen big...

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Update APM planner waypoint list automatically based on events

@Alessandro wrote: Hello,I'm using Arduplane to fly my UAV through a series of waypoints.For my needs, I would need to modify the mission (waypoint list) dynamically, based on some external events. I...

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Where hal.console goes in Software in the loop (SITL)?

@Alessandro wrote: Hi,I'm trying to use the hal.console for debug purposes. I'm currently working in simulation using the SITL. I'm trying to understand where the hal.console output goes when in SITL...

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“Bad LiDAR Health” even if "RNGFND_LANDIND = 1" in arduplane firmware 3.8.0

@FireFly wrote: “Bad LiDAR Health” even if "RNGFND_LANDING = 1" in arduplane firmware 3.8.0 And when landing rangefinder really didnt work! 3.8.0 rc4 Plane Fixed Wing pixhawk...

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MaxBotix for landing flare?

@wkf94025 wrote: I've searched ArduPilot and RCG for information on LIDAR, range finders, MaxBotix etc., and am curious if anyone is using any of the ~$40 MaxBotix sensors for enabling accurate...

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Pixhawk jumping back and forth between green and yellow

@jacques_eloff wrote: Hoping someone can advise here. I have this issue which sometimes comes up sometimes and it can be very frustrating as it prevents me from arming. Basically the Pixhawk jumps...

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Here + RTK GPS PH2.1 alt accuracy issues

@Leon_Dwyer wrote: Leon Dwyer [6:47 PM] Hi, Guys - I'm here to pick your collective GPS / Geo coordinate brains.I'm having issues with the Here + RTK GPS alt accuracy. I initially thought it was...

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Constantly 20-30m under target altutitude and not correcting. AUTO mode mission

@pompecukor wrote: We have a weird problem on one of our UAVs with original 3rd Pixhaw. and Arduplane 3.7. The plane has perfect flight characteristics. Does everything as is supposed to. No problem...

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Alt_error between HUD alt and Planning Alt

@kkouer wrote: Hello, everyone:I had recently found that the actual flight altitude(87 m) was not consistent with the planned flight altitude(100 m) when flying my plane, and that the Alt_error (13 m)...

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Plane overturned and crashed when switched to loiter

@Nihal wrote: Hi,I need some help understanding the cause of this crash. Setup - Arduplane 3.5.2, Pixhawk 1, X-UAV Talon, 3dr airspeed sensor and compass/GPS Description of Crash - Plane was flying...

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How to setup max control surface throws correctly?

@aamadeuss wrote: Hey,how do i setup my max throws for elevator/rudder/ail correctly? i could not find that in the wiki.i need max throws of 1300/1700 for my elevator. do the radio calibration and...

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The same moment GCS-alt = 52m in tlog, but Baro-alt = 79m in log? Why?

@FireFly wrote: The same moment GCS-alt = 52m in tlog, but Baro-alt = 79m in log? Why? You can see in the log file at the time about 10:04:45. log-alt.png1823x831 647 KB tlog-alt.png1386x632 1.06 MB...

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Removing motor start delay at Hand launch

@Artem_Skorsky wrote: Hi, There is a delay on hand launch , motor starts after i throw the airplane, i know it is for safety, but i want to remove the delay. even i setted these parameters to zero...

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PX4 Intended behavior during autolanding

@Eggy wrote: We are atm testing a UAV to do autolanding.Key specifications: PX4 with Firmware ArduPlane 3.7.1 Mission Planner Version 1.3.44 build 1.1.6240.1150 Fixed wing UAV, 3.5 meter in wingspan,...

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QUAD Plane Transition RATES

@raptor wrote: Hi, Many thanks Tridge for fantastic work on QUADPLANE Works pretty much straight out of the box when I installed on our large 3 meter fixed wing. Just tuned down Angle and P rates for...

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AP 3.7 Near Crash: RTL takes too long to recover a positive attitude and...

@marcmerlin wrote: @tridge, I wanted to thank you for improving AP so that RTL could be more reliable as a "oh crap" switch to recover from unexpected situations/pilot loss of control. Unfortunately...

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