Questions tagged [raspberry-pi]
The Raspberry Pi is a credit-card sized general purpose computer. Questions about Raspberry Pi but not related to robotics are off-topic, but may be asked on Raspberry Pi Stack Exchange.
260 questions
0 votes
1 answer
20 views
ros 2 jazzy raspberry pi 5 publish node and the laptop subscribe it on gazebo
How do I have a Raspberry Pi 5 publish through node and get a laptop to subscribe to it on Gazebo? The Raspberry Pi doesn't have Gazebo, it has Ubuntu 24 LTS desktop, which is the same version as the ...
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0 answers
40 views
Custom ros robot?
I had a question and was wondering what I would need to learn to do it exactly and how it could work. I want to make a robot that runs on ROS2, has four water proof (of resistant) encoder motors ...
- 21
0 votes
1 answer
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ROS 2: Colcon build stuck at 66% when second subscriber is created in node constructor
When building the package on my Raspberry Pi 3B+, colcon is stuck at 66% of the build process and eventually seems to run out of memory and I have to restart. When I start colcon build with ...
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21 views
Optitrack and ROS
I'm sharing the robot position to the control through Optitrack. When I run the node in the terminal, this works, and I can see the position, but when I put the subscriber in the control, this is not ...
1 vote
0 answers
22 views
Micro_Ros_Agent on Arduino Due not Publishing Encoder Data to RPi4B (Ros2 Humble)
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 ...
- 13
0 votes
1 answer
51 views
Running a launch. file with a node in a remote machine
I'm trying to use a Raspberry Pi 4 as a ROS node in a robot with the robot control and using ROS noetic version in both machines (my laptop and Raspberry). I need to run the ...
0 votes
1 answer
534 views
How do I configure v4l2_camera or usb_cam to retrieve images from a TC358743XBG based V4L2 device via the CSI input on a Raspberry Pi
I have a Raspberry Pi 5 running Ubuntu 24.04 Server LTS w/ ROS2 Jazzy and a Geekworm X1301 hooked up to an old GoPro. Following Geekworm's instructions here I am able to retrieve images from the GoPro ...
- 111
1 vote
2 answers
412 views
How do I interface multiple I2c devices in a single robot with raspberry Pi 5
I'm having some trouble with a robot hand that I am building. It is using servos for lateral movement of the fingers and solenoids for the vertical movement. Since there are 5 fingers on the hand I am ...
