Questions tagged [betaflight]
Use in reference to the open-source multirotor and fixed-wing flight controller firmware maintained by the community.
63 questions
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Can I Control a Betaflight Drone Using MSP Instead of CRSF?
I'm new to drones and currently working on a project involving a drone equipped with Betaflight firmware. Right now, the drone is controlled by an ELRS module using the CRSF protocol. However, I would ...
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Issues when upgrading Betaflight for board JHEF7DUAL
After upgrading Betaflight from v4.4.3 to v4.5.1 for board JHEF7DUAL and trying to apply previously saved backup, the following errors popped up:
...
- 101
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37
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receive and decode telemetry data
I am trying to receive and decode the telemetry data output from my drone's flight controller (FC) via the Smart Port using a microcontroller. My goal is to save the information, but I can't find any ...
- 21
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ELRS: Is it possible to save the last position of the sticks after signal loss?
I have previously used TBS Crossfire. Using the TBS Agent, you can configure failsafe mode - Fs. Pos, in which, in case of signal loss, the last position of the sticks will be saved. Is it possible to ...
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How do i make 2 Cetus X Drones use different frequencies, so I can fly them at the same time?
Me and my friend both have a Cetus X Drone.
We want to fly them at the same time, however both the video and the controller signal interfere.
As a controller I use the BetaFPV LiteRadio that came with ...
- 13
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403
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Betaflight and Mamba F405 mk2: no gyro after flashing the FC
I flashed my Mamba F405 into latest firmware by Betaflight Configurator and gyro is not working after this. Everything was OK on the dafault firmware but now it don't work on any.
How to fix it? Did ...
- 187
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1k
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Smooth landing with Betaflight?
With Betaflight I often find myself crashing the drone while landing. It gets better with practice, but in general there seems to be no throttle command for constant speed descent. Any throttle value ...
- 181
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Tinyhawk 2 has 2 USB profiles HELP
I recently got an emax Tinyhawk 2 rtf kit, and have been flying it around for a few days. I had messed about in a sim and decided to try the tinyhawk in acro mode, only to find that the rates are way ...
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Problems with drone receiver using BetaFlight
I got some problem when using Betaflight and trying receiver, I am not sure how to fix them😭. First, when I toggle the left stick, the throttler raise so quickly to the limit I set, how can I let it ...
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Uneven RPM output across motors, how to fix?
After enabling the RPM measurement on a Quad-X craft that flips on takeoff, I see that the front motors (#4 and especially #2) consistently deliver higher RPM for the same throttle input. Here are ...
- 181
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Hysteresis and debounce of modes in Betaflight
Is there a way to apply hysteresis and debounce delay to an arbitrary mode in Betaflight? I'm especially interested in doing this for user modes, in order to achieve functionalities such as this one.
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Generate a fixed-length pulse on a pin with Betaflight
I have a small camcoder module with a very simple interface: it has a 3.3V trigger pin controlled by an active LOW pulse which is used to start and stop the recording. The pulse has to be in the range ...
- 181
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208
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How can I scale the channel range for a servo output in betaflight?
I have a servo linked to an aux channel in Betaflight which turns from -45 to 45 degrees as the channel value goes from 1000 to 2000. I want it to turn in a smaller range (from -9 to 9 degrees) with ...
- 181
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How to add custom betaflight code to obtain data from I2C device and pass to OSD?
I successfully obtained data from my I2C device in Arduino:
...
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216
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Bidirectional DShot not working after 5 beeps (BLHeli_32)
I have a 4in1 ESC (Mamba 45A 96k) with BLHeli_32, my FC is running Betaflight 4.3.
Since the last crash one ESC only works with normal unidirectional DShot. As soon as I enable bidirectional DShot, I ...
- 577
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How to know if this drone could be modified?
My project is to add mechanisms to a drone.
First mechanism: It is simple, it will only use a ON/OFF signal to start and stop
Second mechanism: this would be basically a robotised arm on the drone
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- 111
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FC won't go into boot mode
I can't get to get my FC (a JHE MCU F722 BT dual) into boot mode. I have tried:
under Linux (pop-os 21.04) and win 10
pressing the boot button when powering it up via USB
entering DFU mode via ...
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FPV Angle Mix Mode
I’m curious to know what a good starting camera angle would be on whoops when enabling fpv angle mix mode in BetaFlight. Also if it’s not too much to ask, what would the steps be to put that mode on a ...
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341
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Flyaway inducing oscillation - betaflight defaults
I'm tearing my hair out over this one - hopefully I've missed something simple. I can't tune this quad to be flyable without putting an extremely loose tune on it with agressive filtering. The build:
...
- 1,049
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870
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Control a servo through the flight controller PPM output and a ppm to pwm card
I have a quadcopter on which I want to connect a servo, I bought a ppm to multiple PWM converter to connect on the flight controller PPM output, but I don't find how to tell betaflight to control the ...
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840
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Why doesn't my GPS get any satellites?
I got a new GPS for my Matek f405, and after I set it up and got betaflight to recognize it, I can't get any satellites. It's a BEITIAN BN-220T.
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Hover stability: PX4 vs. DJI Mavic Mini
About a year ago I started building my own drones. I've settled into Betaflight for FPV and PX4 for photography. I've never used a "real" off-the-shelf drone, being a DIY'er. Recently I saw ...
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Working on a Quadcopter. Unsure if this flight controller supports an FS-IA6 receiver
I am really new to drone building and I have had some awful luck trying to figure out what is compatible with what. Here is the link to the AIO flight controller I chose to use for my build. It won't ...
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XM+ bound to FRSKY x9 lite, but commands not showing up in betaflight
I'm very new to making drones, so sorry in advance for lack of proper terminology or if this is a dumb question. I've bound my xm+ to my transmitter (solid green light showing on receiver), but for ...
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164
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4
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3k
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ESC power up beeps sound twice: du-du-du...du-du-du beep-beep
Just recently, my power-up beep sounds have changed. The normal sequence is just du-du-du beep-beep for ESC power, then throttle signal, right?
Now I get du-du-du, pause, du-du-du (again) beep-beep.
...
- 143
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How do I change GPS elements on the Betaflight OSD for my Acrobee Lite?
Right now I'm on Betaflight trying to change the OSD for my AcroBee Lite and it's being really weird, I can't seem to get more than three little thingies to be shown at once. Is there some sort of ...
- 933
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Flight controller or ESCs on Eachine Viswhoop not booting properly
After last flight my Eachine Viswhoop stopped booting properly and arming (link to gfycat with sound). When connecting battery to drone I can hear FC beeping but don't get second set of "beeps&...
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Is it possible to enable pit mode without using the button with SmartAudio?
I know that pit mode can't be enabled from Betaflight after power up with SmartAudio, but I think it is a bit annoying that you have to hold the button on the VTX during power up if you want to enable ...
- 2,674
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445
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My ESC in my stack just randomly exploded, any ideas why?
I was casually flying my drone and my ESC board in my stack let out the magic smoke, and then fell from the sky randomly. I hadn't changed any tuning settings, and the stack was only ~3 weeks old. I ...
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Betaflight - Angle mode - motors spins once I arm the quad
I have my quad using Mamba F405 MK2. When I arm my quad the motors start spinning.
I also set the pid_at_min_throttle = OFF but same behavior. Don't really know ...
- 225
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Motor output limiting
Can you configure your motor output limit on betaflight or DJI goggles?
I know you can do it through the fatshark goggles, but I do not have parts to build a drone, so I am asking before I get 2700 ...
- 567
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936
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How do I set up IRC Tramp for my HGLRC Forward VTX?
I have a Diatione Mamba F405 MK2 and a HGLRC Forward VTX on my 6s race quad and I can't control the vtx using betaflight. The video transmission itself works fine, I just have to use the button on the ...
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Quadcopter rotates too slow
When I flew my drone yesterday, all the manoeuvres I did felt really slow. I then went into the OSD and changed the rates a bit. The drone then acted as it should, but when I then changed back it ...
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How to measure the RPM of a drone motor using Betaflight?
I am interested in finding out the RPM of the motors on my drone with certain amounts of load and without load. Is there some way to measure the RPM of a drone motor using BetaFlight? If not, is there ...
- 5,802
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485
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Tuning sharp turn prop wash
When I do a split-S or make a sharp turn around an object, my drone shakes due to the prop wash. I have heard that this prop wash (from abrupt turns) is the hardest to remove via tuning. I've tried ...
- 1,226
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How can I set up appropriate motor mixing for a frame of a custom layout?
First, whilst this post is mainly about how to program in Betaflight, it also involves ESC layout so I feel it is appropriate for this Stack Exchange.
For example, I intend to create a frame that is ...
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436
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Mamba F405 gps loiter mode
I ordered a new mamba f405 a few months ago and I am curious whether it is possible to have loiter mode on Mamba f405 flight controller like one in pixhawk ?
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How to visually inspect the magnitude of PID gains?
The defaults in Betaflight generally work very well, but I own and fly very different quads ranging from 2" to 6". It may easily be that there is room for little adjustments I can make with the tuning ...
- 439
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How to fix OSD displaying weird symbols
I upgraded from betaflight 3.X to betaflight 4.1.X and now my OSD displays weird symbols.
It seems to have replaced the crosshair. (The 3 L shapes in the center)
Expected result:
How can I fix it?
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What happens if i select the wrong number of motor poles in BetaFlight?
what kind of effect has on my gear and flights to have set a different number of motor poles that I actually have installed. for example, my motors have 14 poles but I set 12 on BetaFlight or vice-...
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786
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Android Black-Box Viewer (Betaflight)
I'm using Speedy Bee (an Android betaflight configurator) a lot on the field for changing settings and tuning.
I use a USB-OTG-Cable for my Android phone to connect to the FC.
But I do miss an ...
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Where do we download Betaflight Configurator and Blackbox Explorer?
I have picked up an older quad to get some experience in FPV flying. I'm not sure of the make or model of the quad - it doesn't seem to have a label. It does come with some printed instructions for ...
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What is a turtle mode?
Could you explain what is a turtle mode?
I'm wondering what the use of it is? Does it work on all quadcopters?
- 589
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What happened to DSHOT1200 support in Betaflight?
I just went to update my flight controller from 3.5.3 to 4.1.0, and I noticed that some time in the past two years the option to enable DSHOT1200 was removed from Betaflight.
Does anyone know why ...
- 6,063
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How to PID tune a 10" drone?
I have a 10" inch drone that I have trouble tuning. On the default Betaflight PIDs it feels really unstable, and I have tried to raise P, I and D both together and one by one without noticing much ...
- 2,674
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What is RPM filtering in Betaflight?
I've seen a lot of buzz lately about the supposed advantages of using the RPM filtering option introduced in Betaflight 4.1. What is it and how does it improve inflight smoothness?
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How to enter DFU mode on my flight controller?
How can I enter DFU mode on flight controllers, in particular on my CL Racing F4S flight controller?
Ref.: https://cl-racing.myshopify.com/products/clracing-f4s
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Can I configure Betaflight in the field without using a laptop?
I often find myself wanting to make adjustments to the settings on my quadcopter in the field, especially when tuning PID settings and rate profiles. I currently bring a laptop with me wherever I go ...
- 6,063
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Beeper beeps if transmitter is turned of even if it shouldn't
I have turned off all beeper sound signals in Betaflight Configurator, but the beeper still beeps if the transmitter is turned off. I thought that that shouldn't happen when RX_LOST was turned off or ...
- 2,674