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No ROLL control

@Photodonn wrote: CX20 OS FC V3.2.1 will not ROLL left or right from RC. Swapped out receiver and same issue.No movement in RC Calibration in MP. Could this be a FC issue? Have another V3.2.1 OS FC...

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Trex 450 need help

@ivank wrote: Greetings to allI was wondering can someone with experience can take look at my PID settings.Heli hovers great in stabilize mode but when i make right yaw stick input tail bounces and...

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Death flip to the left after hover. Happens every time

@Grant_Carmichael wrote: I will post more info tonight when I can, but this quad hovers for a bit the flips left every time. Should I be able to pull logs or was there a setting to enable them first?...

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SEND and RECEIVE ArduCopter Parameters

@studentx wrote: Hi folks, I am new to APM programming and basically trying to find my way through GCS code typically for requesting and sending params with new values with mavlink messages...

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Troubleshooting prearm failure

@trondhindenes wrote: I had my pixhawk-equipped quad with me in the backcountry yesterday, and prearm failed (double-blinking yellow). I need to travel light, so I didnt have a ground control setup...

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On board Image Processing

@Tianshuang_Gao wrote: Hi guys, I need some help or advice. I'm working on a project that requires on-board image processing in real time. I have the setup of Navio+ and Raspberry Pi 2 with a...

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User Defined Tone Alarm for Message Acknowledgement

@DreadCraigs wrote: Hello All, I am trying to have my Pixhawk play a custom tune when it receives a bluetooth message from the Android App I made. So far I have only been able to modify the already...

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GX9 high speed tests in AUTO

@tridge wrote: Hi Rob,We got the GX9 to 32m/s maximum speed in AUTO today. Logs are here:http://uav.tridgell.net/GX9/2016-04-25/30.BINThe final step to getting rid of the pull-ups in the turns was to...

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Need Guidance - New to Quad Copters

@Tim036 wrote: As a Newbie I've got not too many ideas as to where to go for good advice on building my own Arduino based system. (I might even be in the wrong Forum, but seemed like a good place to...

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Compass offsets get changed while flying

@iseries wrote: I have tested this with the latest 3.4 dev version and have found that if you disarm after flying for a while and then change flight modes the compass offsets for compass 1 change.This...

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Pixhawk Crash: lost control

@davidh wrote: Hi everyone,i need your help !i fly an octocopter S900 with Pixhawk. i was testing the auto landing gear process ( it was inverted, it retract the landing gear when landing in RTL) when...

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Passthrough on 3.2.1 working?

@rcboosted wrote: I have a mini APM 2.6 running adrucopter 3.2.1 on a quadcopter and 8 channel PPM receiver. I was able to get my Storm32 to tilt using RC11 output paired to Ch6 (3 position) for...

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APM 2.6 motors don't rotate

@log301 wrote: hi! i have a problem with apm2.6 with 3.2.1 fw, i do all the configurations (basic configurations to fly) now i can arm but when i throttle motors don't spin. I calibrate esc manual (1...

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Loiter & RTL unstable

@Photodonn wrote: I have a OS V3.2.1 CX20 and am having LOITER & RTL issues. One day everything is working and am able to fly missions and the next day at same location, the quad won't hold steady...

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Oscillation on hard turns 250 sized quad

@mholzschuh wrote: Hello all, Recently I have completed my 250 build and I am having trouble tuning it. I started with P, then I, and finally tuned D till I like the timing of it's response. And I...

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Pixhawk 2 can't arm

@neo4700 wrote: Hello everyone I tried for several months to work my Pixhawk unsuccessfullyI can not arm the controller. When I press the switch, the red LED stops flashing and remains on, but the LED...

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Heli RSC problem in Copter 3.4 TradHeli

@nicbk117 wrote: Hi All, I'm currently installing and configuring a Pixhawk to be used with a Trex 600E. I want my actual FBL controller to handle the rate control of the helicopter. This has already...

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X or H, that is the question

@maelito wrote: Hello everyone, I have a dissymmetrical drone and i configured it first as an X in Mission Planner because of the rotation of my motors.I wanted to know if there was a real difference...

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Arming throttle with Copter 3.4 TradHeli

@nicbk117 wrote: Hi All, A little question related to the arming procedure with Copter 3.4 TradHeli. With 3.3.3, I was able to arm with CH3_IN at 1094 (which is my low calibration value for this...

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Faulty pwm output or configuration problem?

@otbe0 wrote: Hi everyone, Im using an APM 2.6 with Copter 3.2.1 installed. It seems that everything works except for my camera gimbal.I started from here:...

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