Questions tagged [arduino#ros#raspberry]
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18 questions
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ros_control and stepper motors
I am building a 4DOF SCARA robotic arm utilizing Nema 17 stepper motors (without encoders). Current system architecture is Raspberry PI 5 (with ROS2-Jazzy), Arduino (connected via Serial port) and 4 ...
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1
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Micro-Ros Agent topic not present for non-root users
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 ...
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IMU adafruit BNO055 driver for ros2
I hope you're all having a great day!
I'm here with a couple of questions regarding IMUs and their drivers:
For those familiar with the Adafruit BNO055 IMU connected to an Arduino Uno, which specific ...
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1
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89
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Getting data from RPLidar A1 package to Arduino using rosserial
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 ...
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2
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511
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Communicating With Two Machines With ROS2
I'm trying to start up communication between two machines running ROS2 Galactic using the examples:
ros2 run demo_nodes_cpp talker
and
...
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3
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142
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Can raspberry pi 3b+ run ros noetic
I'm try to install ros on my rasp pi 3b+ and my laptop is using ubuntu 20.04 and ros noetic, so I wonder if my rasp pi 3b+ can use ros noetic without any issue about specifications
Originally posted ...
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how to run rviz in raspian on raspberry pi 4
I have installed ros melodic in raspian on raspberry pi 4 reference link https://wiki.ros.org/ROSberryPi/Installing%20ROS%20Melodic%20on%20the%20Raspberry%20Pi
I have tried trying running $rviz and ...
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1
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97
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Ubuntu 16.04 or Raspbian Jesse for Raspberry Pi 4
I was reading the installation instructions for putting ROS Kinetic on a Raspberry Pi here. It mentions that it is faster to instead use Ubuntu Xenial (16.04) for a Rasp Pi 3. But I am not sure if it ...
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1
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351
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Issues with Arduino: Wrong checksum, Mismatched protocol version
I am trying to run base controller on an arduino uno, which will run the motors by subscribing to topics for left and right motor speeds which come through the Twist messages, and also publishes ...
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1
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How to correctly publish data from an analog sensor
Hi.
I have an ultrasonic sensor (SRF 06 - current loop - this sensor has no other interface) which outputs analog signal (1V for 3-4cm - 5V for 510cm), Raspberry Pi 3 with Ubuntu Mate 16.04 installed ...
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1
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35
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Problem with parameter in launch file
Hello,
I am working with a Raspberry Pi and an Arduino on ROS indigo. I wrote this script to launch multiple nodes.
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1
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34
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Troubles with loginfo on Arduino
Hello,
I am working with a Raspberry Pi and an Arduino on ROS indigo.
I would want to add a loginfo message to my script. However, each time I add this line : ...
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1
answer
18
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Ros Arduino link problem
Hello,
I am using this basic script on Arduino Uno to subscribe to "cmd_vel" topic and publish "cell_voltage" topic.
...
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1
answer
31
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No module named msg
Hello,
I am using an Arduino Uno with a Raspberry Pi on ROS indigo.
When I run this command : rosrun rosserial_python serial_node.py
I don't understand why I get ...
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4
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sudo apt install catkin not working
Hi, I'm a newbie, so sorry if this is really obvious. I'm following the Tutorials instructions having just installed ROS on Ubuntu Mate. The current step says
...
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1
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which arm board is best for real time purpose
Hello, i want to connect some motors and sensors with one arm board and than connect it with pc. Here the pc will be doing all the heavy processing tasks while arm board will be just subscribing the ...
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3
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49
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Raspberry Pi 3 Sufficient?
I'm a ROS beginner, and am also pretty n00b with respect to robotics in general. I'm really into it but with limited time for my hobby, I'm making slow progress.
I have a UGV-type robot project I'm ...
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1
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Downloading Tutorial
Hello!
Im running ROS Kinetic on Raspbian with a RPI 3 and Im having trouble installing the kinetic tutorials, specifically this step from the wiki (http://wiki.ros.org/ROS/Tutorials/...