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Arduino is an open-source electronics prototyping platform based on flexible, easy-to-use hardware and software. It's intended for artists, designers, hobbyists, and anyone interested in creating interactive objects or environments. Be sure to use the Arduino Stack Exchange for questions that are more Arduino and less robotics.

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My program is compiling. I am using inverse kinematics to move the robot. However, the robot keeps stalling and the motors are stuttering. I was able to move the end effector once, but only one joint ...
tasneem ahmed's user avatar
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I’m building a Furuta pendulum using PIDand want to stabilize it using a DC motor on the arm. I only have one LPD3806 encoder on the pendulum—no encoder on the motor. Is it possible to stabilize the ...
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I'm building a hexapod robot controlled by an Arduino Nano, with 12 SG90 micro servos and a Bluetooth module. The robot is powered by a 3.7V 5000mAh Li-ion battery connected to 5 MT3608 DC-DC boost ...
roger's user avatar
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I've got microROS working on a Portenta H7, as I saw it listed as supported. Just curious, has anyone got it working on a H7 Lite? Would prefer to use those as they are cheaper than the original full-...
Abdul's user avatar
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I downloaded the library for the Arduino IDE (v2.0.7-humble) and installed it. https://github.com/micro-ROS/micro_ros_arduino/releases Then I opened the example sketch for the publisher and tried to ...
michael86's user avatar
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i'm using Tinkerkit Braccio robotic arm with ros for a project with ROS(1), using as starting point this repository and ros_serial and i have this "issue": I've noticed that the robot base (...
caesar753's user avatar
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I am using three motors and three rotary encoders to get positions for the motors. The Arduino Due is just sending commands to the motors and publishing encoder data. The PI is doing all of the high ...
John Miller's user avatar
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I am developing a project with ROS on a Jetson Nano board. I connect my Arduino Mega board, which I have connected to an external PCB, to the USB ports on the Jetson board. There are also other ...
furkan's user avatar
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I have this lidar and I want to know how to use it with this library (wish version) the only information I know is that the lidar works with 115200 baud rate. if anyone can help pls, thank you.
Errouji Ossama's user avatar
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I am working with Arduino and i am having problem when communicating from Raspberry PI to Arduino. I have two motor drivers (bts7960B) that connected to the Arduino....
Ayrobo's user avatar
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I am trying to compile am Arduino programm but the ide just doesnt find one of my custom messages with the error No such file or directory although it exists in the folder it is importet like this: <...
Alex's user avatar
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I am currently working on a project involving an Arduino Rev 4 WiFi to develop a robot capable of carrying belongings and following a user. Despite being in the early stages, we have successfully ...
Frank C Vanris's user avatar
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We are working on a project, modelling and simulation of a 3 phase AC induction motor. We are at the level of validation of our model. We have a sample motor and we want to measure some variables; ...
Edycliff Daba's user avatar
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I am migrating a project from ROS1 to ROS2, and the original project uses an arduino to control 3 motors, the adrunio code subscribes to the joint states and uses that info to transform it to steps/...
Omar El Sherbeny's user avatar
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I'm working with a Raspberry Pi 4B running headless Debian (Raspbian) Bullseye Lite and an Arduino Nano RP2040 connected to the UART pins on the Pi. I have installed ROS2 Humble via these instructions ...
AndyP's user avatar
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I got an old Intel Galileo (Gen 2) board and found an article about installing ROS on it. After a while of research, I couldn’t find any useful downloads for it. I am looking for an SD Image with ...
michael86's user avatar
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I'm using the servo library on an Arduino Uno R4 to control a servo. However, when I use Servo.microSeconds(), the duty cycle only changes with every 100th ...
Pappa's user avatar
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I am using Arduino Mega. I wanted to configure it to create a ros2 topic using the ros2arduino header. However, I found out that the header cannot be used because it can only be supported from 32bit ...
ertretff's user avatar
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I am building an inverted pendulum robot. After analyzing what others have created I came to the conclusion that my code is way too slow. I am looking for suggestions to improve the code I wrote. I ...
Paul Alexa's user avatar
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When Arduino simply provides a target value according to a command, Is this the same as a controller? Or is it called controller manager? If I configure Arduino as a node and deliver a message, What ...
ertretff's user avatar
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I have a laptop with ubuntu 20 and ROS noetic connected to an Arduino using rosserial_arduino. The blink example from the ROS library works fine. But I fail to set up a subscriber on my Arduino that ...
Elias's user avatar
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I am building a simple scara robot using an Arduino Uno with a CNC shield and for that, I programmed a simple library (Here a normal program for testing purposes). I keep getting back NaN so not a ...
Finn's user avatar
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We have an Arduino Uno board connected to raspberry pi 4 in which the RPLidar A1 is connected. The problem is we are trying to subscribe from the /scan topic to get the data from each ranges from 0 to ...
EDRIEL SANTOS's user avatar
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I am new to robotics and am struggling with the electronics a bit. I am using two 9 V batteries in series to provide 18 V. I need to power 2 x 12 W DC motors and an Arduino Uno. I need to divide the ...
Derek Langley's user avatar
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Setup: Arduino Portenta H7 & Arduino Nano RP2040 Connect Host PC running ROS2 Foxy and micro ros agent Problem: I get this error from time to time and randomly ...
AnaxGT's user avatar
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I am trying to do serial communication with arduino uno with ros2 humble, i have tried something with micro-ros and it didn't work. There are no clear instructions on how to do it. I just want to push ...
Ankith Samuel Abraham's user avatar
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Ok, I am not a genius in such projects but, it is the first project I am doing in robotics. The problem is that the wheels of the car doesn't continuously tend to rotate when I power the motor driver ...
Sagar Shrestha's user avatar
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1 answer
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I’m recently started working with micro-ros and also tested the publisher and subscriber with Arduino Due, but I want to add multi subscriber in my Arduino code (at-least two). but it’s not working ...
Sourabh Tiwari's user avatar
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2 answers
141 views

I want to create a hardware interface to interface a simple research mobile robot called RobAir, this robot has two wheels and using velocity controller cmd_vel through a ROS node on Arduino board to ...
Bilal's user avatar
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I am currently using 2 Dynamixel XM430-W210-R servo motors and have encountered a strange issue with getPresentPosition function. Now, this might just be a configuration issue that I have been unable ...
LeonidasEng's user avatar
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I want to create an improvement to an Arduino script. I have a Dynamixel XM430-W210-R servo with a Dynamixel Shield and Arduino Mega. I am using the OP_EXTENDED_POSITION mode. Here is part of my code ...
LeonidasEng's user avatar
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I bought E6C3 AG5C, here, for my project. My project is indoor robot localization using encoders and IMU. From its datasheet it has 13 wires, black and red wires are for ground and source and 10 are ...
Maaz Ismail's user avatar
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1 answer
279 views

I am new to ros and I am using virtual machine with Ubuntu 20.04 and ros neotic in it. I have installed rosserial arduino package step by step from this. After this I open ros_lib blink example and it ...
Maaz Ismail's user avatar
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I'm currently working on a project with an oculomotor robot head interfaced with ROS and Arbotix-M (https://github.com/combra-lab/spiking-oculomotor-head-control/tree/main). The robot head comprises ...
Atin Srivastava's user avatar
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I've been working on a DIY project which involves creating a drone from scratch. My aim is simple yet challenging; I want the drone to ascend to a specified altitude, hover for a few minutes, then ...
Aymane Lotfi's user avatar
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1 vote
1 answer
609 views

I was planning on 3D printing my own 30 cm stroke length 3D printed linear actuator and I don't know how I could read its position, or tell it to go say to 16.5 cm. I used this video, 3D Printed ...
Mito's user avatar
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1 answer
220 views

I am struggling for a while now with tuning PID control on my motors. I have bought different motor driver boards better motors etc but still I am unable to get a good control on the motors. What I am ...
ElectricRay81's user avatar
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I have a very simple setup depicted by this picture All I want to do is, using simulink, collect data from pin 8. Simulink model is as follows However I'm not getting any data, specifically 0. I can ...
JerSci's user avatar
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1 vote
1 answer
188 views

can you please explain what is the minimum distance that can be measured using RPliadr A1M8
Haris Khan's user avatar
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2 answers
574 views

I'm building a robotic arm with 3 MG996R servos using Arduino Uno R3 board. I'm using this 16 channel servo motor driver for the project. I'd like to use an AC-DC adapter to power the servos. Is that ...
Abhishek A Udupa's user avatar
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I have an Arduino Uno and a SIM808L 2.0 module. I want to connect the module to the Arduino, but I can't. It displays 'not working' (you can see in the picture) ...
Catalin Ionut CRACIUN's user avatar
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2 answers
195 views

I'm trying to apply position control in a wheeled robot, controlled by an arduino mega. The robot has two wheels powered by two dc motors (1 motor for each wheel) and one castor wheel. In order to ...
maneedos's user avatar
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0 answers
214 views

I'm trying to model a simple helicopter transform with a spinning rotor in RVIZ. I would prefer it to be timestamped into a single topic. I've been working through the Odom and TimeTF examples in ...
ardoknow's user avatar
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1 answer
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Hi, Sorry for the mistakes, as English is not my native language. I have a code having the following lines: ...
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1 answer
229 views

I am implementing inverse kinematics for motion control of a robot with four mecanum wheels. However I am not getting how to turn it at specific heading angle(45 degree)? I am using encoders to check ...
Ha-Naa's user avatar
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2 votes
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167 views

I've bought a floppy fish toy (crab version) for my kid. The toy looks like: Unfortunately, the toy mechanism inside jams when grabbed and the battery lasts for a short time: I tried to do my own ...
SKJQ's user avatar
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1 answer
68 views

Hi guys, I'm trying to connect RpLidar into Arduino Portenta H7 Lite and get the data into Robot Operating System. I trying to use to rplidar_arduino package to read data from lidar and next I'm using ...
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1 answer
221 views

I am actually doing an obstacle avoiding car. So, I bought Arduino UNO and L293D motor driver and four motors, servo motor and ultrasonic sensor. After the connections I have kept 10v li-ion battery. ...
SAI MANI's user avatar
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1 answer
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Hi everyone, really need some help in getting rviz to work with robot_upstart. I'll try to describe the issue and what I have tried as detailed as possible. Requirement: I would like to make an ...
user avatar
0 votes
2 answers
27 views

Hi all, I am working on a project with the ROBOTIS turtlebot3 burger and am trying to include a temperature sensor with its build. I have uploaded some arduino code into the OpenCR1.0 to read sensory ...
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