Questions tagged [ardupilot]

Ardupilot is an autopilot that is based on the Arduino platform.

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Ardupilot (ardurover) GPS heading

I have a a Pixhawk 4 (FMUv3) board. I want to set the yaw input from GPS. Method 1 I can use a single GPS with two antenas, to feed in the GPS 1 channel. For this, i will have to - following this ...
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56 views

A Delivery Drone

I'm building a delivery drone as my final year project. A drone that can deliver a package to offices around my small town autonomously, for my final year project. I would like to know how this drone ...
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Mission Planner: How to create a custom Waypoint Command

I am trying to set up a waypoint in Mission Planner that causes the drone to hover, take sensor data from a custom sensor, then either land or continue hovering based off of what the sensor data says. ...
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How can i do message packet signing using javascript/node js for MAVLink v2 messages

I am trying to control ardupilot using nodejs. My requirement is to use Javascript solution instead of Python/C. The mavlink.io page for supported languages shows javascript generated library has ...
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1answer
30 views

How can i connect arducopter to raspberry?

This is my school project. I would like arducopter connect to raspberry but I do not know how to do it. Please help me!
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1answer
540 views

what is the algorithm to get position (Linear displacement and linear velocity ) using IMU (Like MPU6050)?

So I have been working on a drone project for a very long time, now I decided to work on Kalman filter which is used widely nowadays like Ardupilot. I looked at the source code so basically understand ...
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1answer
29 views

Raspberry PI with HKpilot32

I would like to connect my RP3 to the HKpilot. While most connections are pretty straightforward, I would like to know how ca I power the PI: It is stated in the above link that "The RPi can be ...
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1answer
4k views

Ardupilot on Raspberry Pi

I'm making a quadcopter for the first time and want to be as low cost as possible, and when it comes to flight controllers APM is the best open-source project, and is compatible with Raspberry Pi. My ...
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1answer
201 views

What does ardupilot do and how does it do it?

I have been using ardupilot on drones for a while and I don't exactly know what it does. I know it keeps a drone leveled, lets us set way points and automatically fly through them, etc. Is that it? If ...
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1answer
5k views

Creating MAVLink commands from python

I am struggling to find any clear documentation on how to create MAVlink commands using python. I am looking to create an autonomous glider and require some of the basic functions Retrieve GPS Data ...
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347 views

How to communicate Ardupilot with Arduino

Can anyone tell me if it is possible to send data through the analogue pins of the Ardupilot to the analog pins of the Arduino? For example, I would like to trigger a button on a channel from my ...
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1answer
440 views

Change Message Interval ArduPilot

I am using Mavlink protocol (in c++) to communicate with the ArduPilotMega, I am able to read messages such as ATTITUDE for example. I am currently getting only 2Hz (message rate) and I would like to ...
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APM Mission Planner 2.0.18 Install Firmware Failure Mac OS X 10.11

I installed Multiple versions of APM (2.0.7, 2.0.17, 2.0.18) on Windows 7, Ubuntu 14.04, and OSX 10.11. I could connect to my ...
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2answers
329 views

Quadrocopter PID

I am building a quadcopter for my school project. I am trying to program my own flight controller using PID algorithm. I'll try to make my question simple using as an example below only two motors <...
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1answer
2k views

Basic programming in arducopter

I am starting with a project using Arducopter. I am a person familiar with arduino, but seeing the arducopter for the first time. Commands codes and everything is completly different compared to ...
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1answer
718 views

Uploading edited code for Arducopter

I'm attempting to customise some code for my DIY pentacopter frame. To that end, i've modified the some existing code, and saved it under AP_MotorPenta.cpp and AP_MotorsPenta.h . I'm currently trying ...
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1answer
161 views

Where is the function _MAV_RETURN_ defined?

I'm trying to understand the source code of ArduPlane. The MAVLink message is decoded using a set of _MAV_RETURN_???? functions, e.g. ...
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2k views

How to send a new Mavlink message from Ardupilot?

I'm trying to add a new message to the MAVLink interface. Following this page, there are the steps I took: Added the message to ardupilotmega.xml. Right at the end of the file: ...
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189 views

APM Planner on Linux/Ubuntu “open from file” not working

I can't open parameter list with APM Planner. Moreover I can't find anyone with same problem. I run it on Ubuntu/trusty 14.04 It does not see files with any extensions including ...
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2answers
3k views

How to request a specific Mavlink packet from Ardupilot?

I'm developing a program for communicating with Ardupilot using Mavlink. I've generated code based on the Mavlink definition for Ardupilot, and I have the basic communication working. What I can't ...
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1answer
517 views

Using 3DR Radio to communicate ArduPilot Data

I am trying to send some data over to my PC from the Arduipilot, I used a Normal USB connection to send over a recurring string like this:- ...
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2answers
10k views

Altitude hold for quadcopter with Accelerometer and Barometer

I wonder currently how to implement an altitude control for a quadcopter. I have atm just a barometer/GPS and an accelerometer. Barometer and GPS are relatively straight forward implemented, but not ...
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1answer
2k views

Android phone + ADK + Arducopter APM 2.5 for autonomous quadcopter

for a project for a robotic lab, i'd like to build an automous quadcopter able to follow a path and land on its own. I'd like to use an onboard android phone to do the image processing and recognition ...
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5answers
6k views

Quadcopter instability with simple takeoff in autonomous mode

I'm trying to get a quad rotor to fly. The on board controller is an Ardupilot Mega 2.6, being programmed by Arduino 1.0.5. I'm trying to fly it in simple autonomous mode, no Radio controller ...
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1answer
838 views

APM Accelerometer Calibration

I am trying to manually calibrate the on-board accelerometer of an APM 2.6 controller. I am using the following code (I found this somewhere, don't remember where) with Arduino 1.0.5 (in Windows ...
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1answer
1k views

sending and receiving parameters to ardupilot

I am interested in getting an arducopter with an ardupilot(APM). I read through the documentation and from what I understand, ardupilot is the low level hardware and firmware that directly controls ...
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3answers
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Telemetry with Ardupilot 2.6

I'm using the telemetry kit from 3DR robotics (433MHz) to interface with Ardupilot Mega 2.6, controlling a quadcopter. The Mission Planner (v1.2.84) by Michael Oborne works well with the telemetry kit,...
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1answer
1k views

How to retrieve parameters from mavlink .tlog using pymavlink?

I've been able to use pymavlink.mavutil to read telemetry from a .tlog created by MissionPlanner. To do this, I create a mavlogfile like this: ...
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1answer
518 views

What is telemetry used for?

I'm pretty new to the world of UAS after a ten year holiday from RC flying. I'm looking at Ardupilot and am wondering what purpose telemetry serves? Is it just to get in flight data back to a ground ...
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159 views

Any globally unique signature in Ardupilot hardware, or Arduino in general?

I have several APM 2.5 boards and need to identify them based on some globally unique hardware signature that does not change with programming. Arduinos and atmel AVR chips in general do not have (...
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2answers
606 views

ArduIMU noisy output in Quadrotor

We are using ArduIMU (V3) as our Quadrotor's inertial measurement unit. (we have a separate board to control all motors, not with ArduIMU itself). Now we have a problem with ArduIMU's sensors output....
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1answer
273 views

On the ardupilot board, what is the difference between A10 / A11 ground pins and the PWM ground pins?

I'm looking for an electrical explanation of the statement here: Warning: Do not connect power (red + & black -) from the RC10 (A10) & RC11 (A11) connectors to the servos, just use the ...
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3answers
11k views

How to get data from ArduPilot through Serial Port

I'm doing a project related to telemetry, and I want to make ArduPilot (programmed with ArduPlane 2.73) send through a serial port the sensors informations such as height, GPS position, etc.. I have ...