47 questions
0
votes
0
answers
29
views
Issue using MJPEG Streaming on Raspberry Pi 5
I'm using the live streaming server recommended by the PiCamera2 documentation from https://github.com/raspberrypi/picamera2/blob/main/examples/mjpeg_server.py
But it only streams the top left corner ...
- 1
0
votes
0
answers
20
views
compatibility issue with ydlidarx2 ubuntu24.4
i am trying to make ydlidar x2 work with ubuntu 24.4 (ros jazzy)
i am getting cmake errors
The source directory
/home/pussycat/ydlidar_ws/src/YDLidar-SDK/src/core
does not contain a ...
- 1
1
vote
1
answer
34
views
Issue with Recording Two Videos Simultaneously on Raspberry Pi 5: One Video at 1280x720 20 FPS, Other Only at 10 FPS
I’m working with a Raspberry Pi 5 (27W power supply) and I’m facing an issue while recording two videos simultaneously with two identical USB cameras. Here's the setup:
Camera 1 is connected via USB ...
- 13
0
votes
0
answers
29
views
php exec(python script): permission denied [duplicate]
On a Raspberry 5, I execute the following php code
$id = 0;
$message = exec("/home/pi/Python/hps_get_voltage_fraction_from_mcp3008.py ".$id." 2>&1");
return $message;
I get ...
0
votes
0
answers
23
views
How to include fisheye undestortion into the H264 encoder of picamera2?
I am currently working on a project that requires minimal CPU usage on the rpi5 and a wide field of view. I need multiple outputs as described in one of the examples. To reduce the overhead I thought ...
0
votes
0
answers
27
views
ROS 2 Camera_ros: Failed to Configure Streams on Raspberry Pi 5
I am working on a ROS 2 project using a Raspberry Pi 5 and an IMX708 camera module. The camera previously worked flawlessly with the camera_ros package, but after a system reset and updates, I am ...
- 21
0
votes
0
answers
40
views
Camera index error with cv2 on my raspberry pi
Ive made a python program that uses yolov5 to detect different things that the camera sees. I use cv2 to get the camera stream to the yolov5 and on my laptop everthing worked good, but when i placed ...
- 1
0
votes
0
answers
61
views
Plotly `kaleido` and `orca` installation issues on Raspberry Pi (ARM64) for exporting static images
I'm trying to use Plotly on my Raspberry Pi (ARM64) to export static images from my figures, but I've run into several issues when trying to use both kaleido and orca as image export engines. ...
- 37
0
votes
1
answer
135
views
raspberry pi pico tcp client *** panic ***
I built a reasonably basic client server IOT setup in c++ with a raspberry pi 5 server and a few Raspberry pi pico-w clients. It's nothing special, just keeps track of some temperature and voltage ...
- 222
-1
votes
1
answer
57
views
SLURM slurmd service fails to start on Raspberry Pi 5 cluster due to cgroup.conf parsing errors
I have a Raspberry Pi 5 cluster set up with a master node and a worker node. I successfully installed SLURM on the master node, and I'm currently trying to configure the slurmd daemon to run on the ...
- 29
0
votes
1
answer
66
views
Error while trying to use the picam2 library: module 'kms' has no attribute 'PixelFormat'
I have been facing an issue. I have a project, where I have to use facial recognition from insightface to detect know people. Hardware-wise, I have been given a Raspberry pi 5 and two picams (v1.3, v2....
- 1
0
votes
1
answer
44
views
Compute FFT after reading accelerometer data
I'd like to detect abnormal vibrations on a motor I have.
I'm using the following devices:
Raspberry PI 5
Adafruit accelerometer ISM330DHCX
I've successfully managed to read the sensor at a specific ...
- 8,682
1
vote
0
answers
152
views
Tauri project doesn't display/render correctly on Raspberry Pi 5
I am working on an interface that is going to run on a Raspberry Pi 5 (8G). Since i want the flexibility of React,HTML and CSS to create interfaces I decided to use Tauri to create it. Its supposed to ...
-3
votes
1
answer
108
views
Use ROS to connect raspberry pi 5 with ubuntu24 and laptop with ubuntu20
I would appreciate for the advice about real right platform to ask!
So the scenario is like this:
I have installed Ubuntu24 on a Raspberry Pi 5, in order to run ROS2 (not yet ready). And my laptop has ...
- 1
0
votes
0
answers
25
views
I'm trying to run an audio player in python under rpi5. I need to run in sudo mode in order to access GPIO. I can't seem to find an app to do this
Playing audio file from python while python is in sudo mode. I've tried VLC and it won't let me run in sudo mode. I've tried PyAudio. It does nothing under sudo mode (it's hard to weed out the real ...
0
votes
0
answers
151
views
Rviz2 OpenGL error while trying to visualize slam map created by lidar
I am running Ros2 Jazzy on Ubuntu 24 on a Raspberry Pi 5. I have attached an RPLidar A1M8 to it. I want to use it to create a map of my environment, for that, I'm using the Slam_Toolbox.
But I ...
- 1
0
votes
0
answers
156
views
Rasperry Pi 5 GPIO pins unusable after server restart (rpi-lgpio package)
I am using the rpi-lgpio package.
I am using a FastAPI server through a virtual environment (.venv) on a Raspberry Pi 5 to turn on and turn off an LED via HTTP requests on from a flutter front-end.
...
1
vote
0
answers
52
views
Buildroot Raspberrypi 5 VCHI initializaion failed
I've done following using buildroot-2024.08:
make raspberrypi5_defconfig
make menuconfig
enabled rpi-userland and other RPI related tools.
make
Then boot from sdcard, and execute:
# vcgencmd ...
- 399
1
vote
0
answers
27
views
NW.JS wont get Fullscreen whatever i did
I installed NWJS 0.44 on my Raspberry Pi 5... It works fine but the problem is it won't get fullscreen.. like its forced to be 854x480 ( Construct 2 Defualt Window Size ), I enabled kiosk thing mode ...
- 11
0
votes
1
answer
251
views
RPi5: gpiozero KeyError and SOC peripheral base address error
I am trying to blink an LED on/off to make sure my raspberry pi 5 is working correctly. It is a brand new RPi5. I have a GPIO Extension Board off my GPIO prongs. My circuit is very simple it should ...
- 21
0
votes
0
answers
58
views
How do I run NW.JS 20 or newer on a Raspberry Pi 5?
I recently bought a raspberry pi 5 and I want to run nwjs on it but the rpi port of nwjs is so old and didn't have rpi 5 on the compability list.. there is any way to install nwjs on rpi? Without bugs
...
- 11
1
vote
0
answers
37
views
Way to pass the Image from a Camera to Java as a BufferedImage on Raspberry Pi 5?
I'm trying to pass the output of an ArduCam Camera connected to a Raspberry Pi 5 running Debian Bookworm to a Java program as a BufferedImage.
I've gotten this to work on Mac Silicon using Sarxos ...
0
votes
0
answers
33
views
Stockfish Stop Command Not Working Consistently on Raspberry Pi when called too fast
I'm developing a software application designed to run on a Raspberry Pi 5 8gb as part of a smart chessboard project. The board will feature a touchscreen display. While my code is still a work in ...
0
votes
0
answers
62
views
Getting OSError: [Errno 121] Remote I/O error with smbus on python (raspberry5) while trying to send data over I2C to Arduino
I connected the Pi5 via i2c with an Arduino Nano.
This is my Pi-Code:
from smbus import SMBus
from time import sleep
addr = 0x8
bus = SMBus(1)
sleep(1)
while 1:
bus.write_byte(addr, 0x1)
...
0
votes
0
answers
474
views
Raspberry Pi 5 GPIOZERO
I just started learning how to use the raspberry pi. One of the first issues I encountered with the raspberry pi was that the most common library (the one that all tutorials use) RPi.GPIO does not ...
0
votes
0
answers
63
views
QMediaPlayer speeding up a video after pausing and resuming the video on a Raspberry Pi 5
So, I started testing an Raspberry Pi 5 with the same code I used on a Raspberry Pi 4 previously. In my code it has an video player that u can play the video and pause whenever you want, but when I ...
- 1
0
votes
0
answers
26
views
Issue with Cache Way Partioning on Raspberry Pi5 - A76/DSU
I am attempting to get Cache Way partitioning to work on the Raspberry Pi-5 using the process defined here https://developer.arm.com/documentation/100453/0401/L3-cache/L3-cache-partitioning?lang=en. I ...
0
votes
0
answers
161
views
Raspberry Pi 5 - Blinking green LED Error
I bought a raspberry pi 5 4GB and when i plug my ethernet cable, micro sd card with pi os and a 5V 3A USB-C power supply , basically it starts to blink green three times over and over with an interval ...
0
votes
0
answers
28
views
Why is the USB commuincation from a Pi 5 to Pi Pico slower than from Pi 4 to Pi Pico
I compared the data transmission rate from Pi 4 to Pi Pico with Pi 5 to Pi Pico and saw some differences which I would like to understand and - in best case - improve.
This is my code for the pico:
...
- 143
1
vote
0
answers
74
views
Raspberry Pi 3, 4 work fine with Blinkt led lights, but same software does not work with Pi 5
I have a Docker container that will display the CPU load for the Kubernetes cluster on the blinkt LED if they are present for that node. It works fine on a Pi 3B and 4 but I just got some Pi 5's and ...
- 11
0
votes
0
answers
215
views
Picamera2 does not display correctly
I've bought an Arducam Eagle Eye 64Mpx camera to connect to my Raspberry Pi 5 (Bookworm).
I've installed the required drivers and everything seems to be working using the libcamera-still command line.
...
- 8,682
1
vote
0
answers
280
views
What virtual keyboard to use with touch screen?
I'm quite struggling on integrating a virtual keyboard on my python app.
These are the virtual keyboard I tried and my problems on each one.
I'm on Raspberry Pi OS Bookworm on a Raspberry Pi 5.
...
- 21
0
votes
0
answers
16
views
Can get my pi 5 to recognise my nvme adapter
Could someone please help me! I've been struggling to get my nvme working so can boot up and use my ssd.
I've put in the config.txt dtparam=pciex1 and in the eeprom config PCIE_PROBE=1 and changed ...
0
votes
0
answers
19
views
Accessing QPU / GPU cycle count registers in pi5
I'm currently working on a project involving accessing the GPU cycle counters on Pi3 and Pi4. While I've managed to find the Vedicore library for Pi3 and Pi4, I need help understanding how to access ...
0
votes
0
answers
21
views
serial port error in arm64 Raspberry Pi5 single board computer
when i open my electron app i have encounter this error-
/tmp/.mount_rPosIOLkyfQh/resources/app.asar.unpacked/node_modules/@serialport/bindings-cpp/build/Release/bindings.node: cannot open shared ...
0
votes
0
answers
211
views
how to decode sbus in UART?
I need to read the sbus signal coming from my receiver mc7rb-v2 using Raspberry Pi 5, I have made a signal inverter as stated in the manual of the receiver and connected to uart pin, I use pyserial to ...
0
votes
0
answers
409
views
running a python code on raspberry pi 5 to test ultrasonic_sensor
I have updated the code to look like this:
import RPi.GPIO as GPIO
import time
#GPIO Mode (BOARD / BCM)
GPIO.setmode(GPIO.BCM)
#set GPIO Pins
GPIO_TRIGGER = 5
GPIO_ECHO = 6
#set GPIO direction (...
1
vote
0
answers
351
views
Auto focus with the Picamera2 in python works much slower than the "libcamera"
Autofocusing with libcamera works faster than the Picamera2 python library; Even if I increase buffer-count to 4 it still takes some seconds to automatically focus on subject (not fast like it focuses ...
- 21
0
votes
0
answers
117
views
Picamera2 + Hi Quality Camera Issues
i'm using Picamera2 with my raspberry Pi5 and I'm having several issues (I'm building a Super8 Film Scanner)
I can't increase fps - it's always around 30-40 fps - shouldn't it possible running the hi ...
- 7,589
0
votes
0
answers
42
views
Flask server with picamera2 : 404 not found
Hello I'm new to this part of creating and developing in python and especially for raspberry.
I tried to create a website where I can display a imx519 arducam like a stream.
I found this code on ...
-1
votes
1
answer
913
views
How to fix GPIO pin number for sysfs on Raspberry Pi 5 new Linux kernel debian bookworm? [closed]
When I control GPIO pin on Raspberry Pi 5 debian bookworm, it doesn't work unless I add GPIOCHIP base address number to the pin number.
For example, if I want to export pin 20, I need to use
sudo sh -...
- 1
0
votes
1
answer
719
views
Can't install python3-tflite-runtime
I am currently on a Raspberry Pi 5 with the 64-bit RPI OS and I've been trying to install python3-tflite-runtime by following this website : https://wiki.seeedstudio.com/reTerminal-DM-Yolo5/
However I ...
0
votes
0
answers
73
views
Pycharm isn't showing Camera window
I want to write python code on my PC and run it on my raspberry PI 5,
I don't want to use Pi to write code in it.
I was running Remote development from Pycharm IDE on my PC.
I was trying to run basic ...
- 21
1
vote
0
answers
763
views
Picamera2 installation issues in Raspberry Pi 5
Does anybody know how can I install Picamera2 on Raspberry Pi 5 (Ubuntu 23.10)?
I've two Noir V3 Camera modulus, and I want to use Python code for my image processing work by open cv and qt5 (like ...
0
votes
0
answers
345
views
Emulating an HID device with a raspberry pi 5
I am trying to use my raspberry pi 5 model B rev 1.0 to emulate an HID device so i can later use a python script with gpiozero to send keypresses via buttons on gpio.
I have already tried to use many ...
- 11
0
votes
0
answers
86
views
Fatal error: Failed to create the main isolate (code 8) when using curl with docker
I have a Raspberry Pi 5 with Debian 2 installed.
I use there the signal-cli API. This was working fine until I had to change to a newer version.
I stopped and deleted my docker image for signal-cli ...
- 1
-1
votes
1
answer
259
views
Selenium and Chromedriver and Python running from Cron
I have been running Selenium, Chromedriver and Python on a Raspberry Pi 5. Because Chromedriver does not really have a version for ARM for download but there is a version on APT according
https://...
