About the MAVLink navigation commands implementation and navigation accuracy
@Vincent_Wen wrote: Hi, all. I am in a project group and we have a quadcopter with pixhawk 2.1 and a companion computer connected to it as augmentation. I noticed that during sitl simulation(v3.3) and...
View ArticleBuilding an Android app to control an APM 2.x
@Prem_Karnan wrote: Hi all, Is there any feasible way to actually build an android app to properly control a drone with an APM 2.8? I understand that there will be a lot of latency when using Wi-Fi...
View ArticleHow to disable STAT Parameters?
@R_Q_Robert wrote: Hi All I am using Copter 3.5.5 MP 1.3.56 I want to disable STAT Parameters. Is it possible if i set STAT_RESET to -1 Would this disable STAT parameters … Kindly Help !!! Posts: 2...
View ArticleUse Loiter functionality in Guided mode
@JustFineD wrote: Hi, Can the following code from Loiter mode can be also used in Guided Mode? Braking the copter when rc sticks are at zero AC_Loiter :: calc_desired_velocity ()) … if...
View ArticleCalibrate Amperes (Amperes per Volt) in Battery monitor settings without Amp...
@chris661 wrote: Basic, only for dummies… I do not garantee this is the safest and accuratest way, but sometimes, with small light drones, like my test drone, it’s difficult to use the Ampmeter tool,...
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Inverted Flight
@ChrisOlson wrote: For Copter 3.6 an inverted flight function was introduced for heli. This was originally put in the code for the collective pitch quadcopter frame, which actually is not a...
View ArticleTerra Ranger Evo Rangefinder I2C Issues
@James_Megariotis wrote: Hi Everyone, I am having a problem with the Terra Ranger Evo 60m model. I am able to hook it up and receive valid measurements from this sensor, but it seems to interfere with...
View ArticleProblem with one ESC/motor?
@elgarbe wrote: I’m starting to tune my UAV runing pixhawk and arducopter. But, I notice that one ESC/motor don’t work like others. It does not start when arming like other 3. Here a shor video:...
View ArticleFail to calibrate Chinese compass
@mkeyno wrote: I’ve been trying to install Chinese compass QMC5883L to my APM with Arducopter 3.2 firmware , I ran compos test sketch in the library and notice it didn’t initialize. After tracking the...
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Terrain data is not loaded
@aamadeuss wrote: Hey, i try to use the terrain waypoint feature in arducopter. terrain_enable 1 terrain_follow 1 (even if its not needed i think) gps fix mission planner connected and has internet...
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Quad Crash on automission
@ardisd wrote: Crashed my Quad while doing an automission on a nice calm evening. Something started going wrong from the very start as i noticed the Quad was not pointing i the direction of flight it...
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SERIAL 5 pinout on Pixhawk 2.1
@Chernabog wrote: Hi All, From what I have read it would seem that since 3.5.4 we can now connect serial devices to the SERIAL 5 port, which would seem to be the 3 pin console header (labelled CONS)...
View ArticleError building Ardupilot on windows with make
@njwang wrote: Hi, I’m following instructions here http://ardupilot.org/dev/docs/building-px4-with-make.html#building-px4-with-make to build the ardupilot code. After I entering the “make px4-v2” it...
View ArticleUpdate Copter-3.6 master default parameters for the SV
@lordneeko wrote: Can someone point me where in the repo I can start mapping the customized parameters that they programmed into the SV so that I can make the SV build in master produce a build with...
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EKF primary changed in flight
@funth1ngs wrote: Hi! I’m flying with a Pixracer and get “EKF primary changed” errors in flight. It seems they come along with barometer spikes: Is this some hardware problem? Here is the log file:...
View ArticleApm stay in same firmware after update
@111120 wrote: Hi, For some reason I decided to check my apm version. after I checked using the cli I discovered that the firmware has never update. I update the firmware many times but with no...
View ArticleTuning advice for Quad X with 18" props
@vosair wrote: Hey friends! I’m looking for any tuning advice. I’m familiar with tuning, but it’s mostly been on smaller rigs so far. I’m looking for maximum efficiency and smoothness. Build somewhat...
View ArticleLightware LW20 - How to get last return?
@Chernabog wrote: Hi All, I have a new LW20 installed on my agricultural survey rig and it had its first flight test today. It is working very nicely, following terrain over some particularily slopey...
View ArticleHover Point at 75 % collective with symmetrical head setup
@Felix wrote: Hi! I’m currently doing my head setup with a symmetrical pitch range of ±12 deg. I know it’s not really necessary to have -12 deg with a helicopter used with Pixhawk in a UAV operation....
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Collective jerk when disarming after land
@carlosanlley wrote: The problem: During bench test I notice that after the arducopter thinks it has landed and proceed with disarming the motor, the collective servo does a jerk from full negative to...
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