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3DR X8+ Fly Away due to EKF_CHECK-2, FAILSAFE_EKF-1
@iskess wrote: A local University has asked for my help in diagnosing a recent fly-away and crash of their stock 3DR X8+ copter. Although I can find several instances of operator error, I need help...
View ArticleCopter 3.5 -rc8 autotune not starting
@AJack wrote: As suggested on the other topic tx was recalibrated still no autotune. tried to start it from althold and loiter. Still drifting. Apparently is is re positioning according to wind...
View ArticleLidar SF11/c on Pixhawk 2.1 I2C2 port doesn't work
@Arthur_WELCHMAN wrote: Hello, I am trying to use a lidar LightWare SF11/c on the new Pixhawk 2.1 board. It actually works only on the i2c bus of the GPS1 port. Is there a way to make the lidar works...
View ArticleCopter 3.5rc8 Loiter vertical surging/oscillation
@dkemxr wrote: I tried a flight with 3.5rc8 on my PixRacer 210 quad and while it seems to fly normally in Stabilize in Loiter and PosHold it has this rapid vertical surging/oscillation that is clearly...
View ArticlePixhawk 2.1 using Here GPS and exposing I2C and serial port
@Ender1618 wrote: Ok alot of confusion here. For my new quad build I am planning to use a LidarLite v3 and a PX4Flow module (scavenged from my older quad build) with the Pixhawk 2.1 (with Edison in...
View Article3.5.rc8 relax prearm ins check
@kuspower wrote: With just 3-5 gx or gy or gz noise there's impossible to pass prearmcheck when ek3 is activated, and this message appear:PreArm: gyros still settling Please relax this. Posts: 1...
View Article3.5 rc8 PreArm: fence requires position
@kuspower wrote: When enabling EK3 there's this prearm check that not allow to start. With EK2 no issue. Posts: 4 Participants: 2 Read full topic
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PID tuning of a heavier 10kg quadcopter
@Severin_Leuenberger wrote: Hello Dev Team I have to PID-Tune a new 10kg heavy quadcopter. I think i will get better results with manual PID tuning, as I did on a lighter frame last time. If I go for...
View ArticleAlthold avoidance with SF40c no work
@kuspower wrote: 2017-06-17 13-03-27.bin (3.5 MB)There is issue. When SF40C cannot determinate the distance and when is not out of range, SF40C return ZERO(This may be due to onboard vibrations that...
View Article3.5-rc8 PreArm: Logging Failed
@fnoop wrote: Even with LOG_BACKEND_TYPE=0, whatever I try it won't allow me to arm.. Posts: 5 Participants: 3 Read full topic
View ArticleMisson Planner does not Dispaly Flight Modes or Parameters
@JohnM wrote: Hi,I have a problem with MP 1.3.48 and firmware 3.4 in a Hexicopter. The Mission Planner does not display the parameter list on screen also no flight modes. have tested on two PC's both...
View ArticleCopter 3.5.0-rc8 EKF failsafe - (caused by SF11/C on i2c?)
@juzzle1 wrote: I've just upgraded my X8 to Copter 3.5 RC8. The first flight was uneventful, just a bit of additional Alt-hold oscilation, however the second flight triggered an EKF failsafe, and by...
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Ublox M8N compass will not calibrate
@onthelearningcurve wrote: I am running firmware 3.4.6 on a PX4 with a Ublox M8N GPS/Compass. Until recently, the PX4 and Ublox compasses were both working correctly. I then had problems with the quad...
View ArticleBasic Setup TBS Discovery --- PLS HELP
@Schachi_99 wrote: Hello everyone, I´m new to FPV flying and I have a fully assembled TBS Discovery. My Setup: TBS Discovery 450 FrameDJI 2212/920 KV Motors30A ESC's from dysGraupner E-Prop 10x5"FrSky...
View ArticleCopter 3.5 rc8 not disable Prearm check
@cala2 wrote: Always when I calibrate a new setup or update a copter I disable prearm check to allow me to test different things like correct motor spin side, etc. I update one copter from an older...
View ArticleAC3.5rc8 FLOW_ENABLE resetting to 0
@juzzle1 wrote: Using AC3.5 RC8, I keep finding FLOW_ENABLE resetting back to zero. If the PX4FLOW board is already running when the Pixhawk boots up it works fine, however if they are both powered on...
View ArticlePython Script Safety Controller
@ccnavio wrote: Hi everyone, My python script doesn't allow for a safety pilot to take control if our script doesn't act like we want it to. Even though the script has been well tested in simulation,...
View ArticleHelp in coding with python using apm 2.6
@Ahid-Naif wrote: Hello, Currently, I'm working on a project that aims to make the quadcopter land autonomously on a moving vehicle. For that purpose, I need to use Python as I need some machine...
View ArticleRTK GPS the simplest way possible
@plusmartin wrote: Hi, Using EMLID GPS base and rover antennas for precision landing of a multirotor.The base must send corrections to the rover (quad), however the tutorials only focus on explaining...
View Article3.5rc8 logging fail
@rbachtell wrote: Just loaded in rc8 on my small quad (pixhawk2) and my large hex (pixhawk2). Quad flies very well with no issues in all modes tested. Hex will not arm with a logging fail. Reverted...
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