Accelerometer Calibration Failed
@pgcrouch wrote: I upgraded the firmware of my Pixhawk px4 to version 3.3.3. Since then the drone won't arm. It shows that the accelerometer is not calibrated. When I attempt to calibrate the...
View ArticleCopter 3.4rc1 RTL to rally point issue
@lifepac wrote: I believe I have found an Issue with 3.4rc1. On two different flights (.bins below) I have had an abnormal RTL response. During the first flight below, shortly after takeoff, I...
View ArticlePixracer liftoff problems - can't get it to hover
@qemay wrote: Hello After losing my q250 and good first impression on pixhawk on my hex I decided to go for something new for my new q250 and got the pixracer. After waiting for a long time it finally...
View ArticleSkidsteering more "throw"?
@mpircher wrote: Hey what parameter is related to skid steering throw beta 3.0.1skidsteering_out 1radio calibrated in maual mode with 100% "right" it only turns veeerrrz slow.forward/backwards works...
View Article"Throttle assist" during takeoff/landing?
@Andre-K wrote: When ArduCopter gets close to ground, throttle drops, and when lifting, it seems to assist lift.(Even in stabilize) Discovered this in recent versions.Seems like something to help...
View ArticleOptical flow on raspberry pi camera
@anemos wrote: Hello, Have anybody already tried to use the GPU of the raspberry pi in order to retreive the h264 motion vector and thus achieving optical flow without using any CPU power ? We have a...
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QuadPlane ESC PWM handling problem
@Hasi0 wrote: Hi everyone, I have a huge problem with my hovering ESCs on a Quadplane. I am using FVT LittleBee 30A ESCs with Quanum MT4108 700kv Motors on 4S. After arming and activating the ESCs by...
View Article0 PWM on AUX 1,2,3,4
@netptl39 wrote: Hi all, I am ironing out some final things on a 3DR X8M with Pixhawk and Copter 3.3.2. The main probem I have right now is: After bootup on AUX 1,2,3,4. has -1 PWM. BRD_PWM_COUNT=6,...
View ArticleGuided waypoint error
@Marouen wrote: Hi, im trying to send guided waypoint using serial port and arduino, i'm using mavlink_msg_set_mode_pack(sysid, compid, &msg, tagsys,1,4); (4 Guided mode)it work fine when it's...
View ArticleSuccessful ArduPlane maiden; questions about tuning
@wkf94025 wrote: After months on the bench, gradually learning about the Pixhawk ecosystem, as well as DragonLink Advanced, 1.3G FPV, MissionPlanner, Tower, etc., I finally chucked my Radian Pro aloft...
View ArticleElegant Strobe Lights & Performence Impact
@Miro_Ohana wrote: So, I would like to add strobe lights controlled by the APM.I would like to control a led, using PWM to create smooth strobe light. It is my first go with AP code, and the easiest...
View ArticleWhat is the digital_input logic cutoff?
@007trains wrote: I'm setting up a camera with arduplane and i'm connecting the feedback from the camera to pixhawk pin55 but the signal is too small to trigger cam messages. I plan on amplifying the...
View ArticleMultiple vehicles detected as one - APM Planner 2.0.20
@Meloku wrote: Hi, it's me again with another potentially dumb question. Let's go! I'm using DroneKit-SITL to simulate vehicles on my Debian 8 x64 setup. I can connect them to MavProxy and modify the...
View ArticleCouple issues w/ small copter and pixracer board
@wicked1 wrote: Hello, I have noticed two issues I don't see many others mentioning.. One is that w/ 3.4 and my pixracer and 3dr telemetry modems, the connection speed is very slow.. at least for...
View ArticlePWM to PPM adaptor Mux Wire, What's it for
@Paul-H wrote: Hi all Cant find the answer online in the Wiki With the PWM to PPM converter supplied with many Paxhawk Controllers, the output side has 4 wires 3 going to one Dupont plug and...
View ArticleDpwp file formatspecification
@maka wrote: HiFor our project to rescue fawn we need to generate a DPWP-File for Android Tool “Tower”. How is the formatspecification of a dpwp file? Best regards Mario Posts: 1 Participants: 1 Read...
View ArticleMode changes to ALT_HOLD from LOITER with gps arming check disabled
@pchatrath wrote: I am using 3DR Solo (copter 3.3) for indoor autonomous flight using motion capture data. My step 1 in this direction is to takeoff the uav in an autonomous mode - loiter/guided...
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Mode Change causes sudden drop in Altitude
@mboland wrote: I have noticed that whenever I change from Stab to Alt Hold or Loiter (only the 2 I have setup at the moment) the copter drops up to 5m before it recovers.As I am testing I am usually...
View ArticlePixfalcon will not download log files over radio
@mboland wrote: Currently setting up a pixfalcon in a Hiro frame with AC3.4_RC1 Any attempt to download the logs via MavLink causes a time out at around 1000 bytes. Have tried Mac and PC, APM Planner,...
View Article3.6 Not trimming both control surfaces in separate ports
@Autonomost wrote: I have dual elevators setup and a rudder. I adjust the trim for each elevator but it only trims one elevator? I reinstalled the firmware and thought I had solved it but the issue is...
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