Troubleshooting • VNC on Pi Zero 2W - last chance
I have been trying to access RealVNC on my headless Pi Zero 2W (running Bullseye) from a client on a Win 10 pc, for some time now. I keep getting a black screen with "cannot currently show the...
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Français • demande aide sur projet de réseau local
Bonjour à tous, J'ai pour projet de créer un réseau local qui me servirai à diffuser des films, et de la musique. Pour cela j'ai installé RaspAP sur mon rpi4, le réseau local est effectif : les...
View ArticleInterfacing (DSI, CSI, I2C, etc.) • Raspberry Pi Zero 2 W, gpio c library
Dear Everyone,I'm using Raspberry Pi zero 2 W. Raspberry Pi 2021 hardwareLinux kernel version:pi@raspberrypi:~ $ uname -aLinux raspberrypi 5.10.103-v7+ #1529 SMP Tue Mar 8 12:21:37 GMT 2022 armv7l...
View ArticleGeneral discussion • Problem Using `start_recording` with Picamera2 on...
Hello everyone,I'm working on a project with my Raspberry Pi, and I've hit a snag when trying to record a video using the `picamera2` library. I would appreciate any help or guidance you can give...
View ArticleGeneral discussion • WiFi benchmarking on RPi5?
Hi all, I'm new to the RPi world, just bought a couple of RPi boards to mess around with.I was wondering if anyone has done throughput profiling on the in-built (Infineon) WiFi? I've seen the Tom's...
View ArticleGeneral discussion • Pulse counter using RP2040
Hello!I am struggling with a task. I should measure the amplitude and count of pulses which are about 0,5nm long. I used GPIO interrupts to calculate the count of the pulses and it was going great to...
View ArticleInterfacing (DSI, CSI, I2C, etc.) • MCP3008 with spidev.h doesn't bring CE/CS...
There are a number of question that exhibit confusion in making the SPI interface work with the MCP3008 ADC chip using spidev.h and ioctl in C. For example viewtopic.php?t=115971. The bottom-line is...
View ArticleTroubleshooting • Ran into multiple issues on netboot Pi, need some help.
I managed to get a Raspberry Pi 4 to boot from my local network using dnsmasq and tftpboot. However, I encounter issues below:Not able to reboot/shutdown regardless of which command I useIt will...
View ArticleCompute Module • RTC on IO board not detected
Hi,Did not see an IO board forum, so hoping this post is OK here.I have an IO Board, with a battery installed (and confirmed supplying 3.1 VDC). I added `dtoverlay=i2c-rtc,pcf85063a,i2c_csi_dsi` to...
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Compute Module • CM4 flashing on custom carrier board - USB device not...
Hello,With two designs of a custom carrier board now, we have faced issues where the CM4 (with eMMC) is not showing as a valid device over USB.We are using the same design as with the CM4 IO board,...
View ArticleGeneral discussion • Pi to Pi communication
Hi I would appreciate some help and advice to establish a pi to pi communication. I have two raspberry pi zero 2 w and am considering establishing the connection through wifi or a wireless mesh...
View ArticleTroubleshooting • RPi4b UART0 missing bytes from packet
I'm pretty stumped with this issue, so hopefully someone can tell me if I'm missing something. The basic premise of my project is that I have a Pi4b communicating with an MCU (ATSAMDA1E16B) on a...
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Troubleshooting • Error in Thonny I dont understand
Hi, I've been trying to recreate this code from this youtube video: https://www.youtube.com/watch?v=qs3KhLD ... el=ShillehHowever, when I hit "Run" I get this error: >>> %Run...
View ArticleTroubleshooting • No Wifi but etho is okay
I am a quite new to LINUX so please be patient, I am however, willing to learn.I cannot figure out why there are no WIFI credentials that I can find in my rpi os.Like the wifi doesnt exist at all.I am...
View ArticleC/C++ • Accurate USB timestamping
Hi,I am interested in getting accurate timestamps for a USB camera, I understand cheap cameras are rolling-shutter but we should be able to time when linux receives the start of the frame. Do you know...
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Beginners • Can't access via http to my Raspberry
Hello I'm beginner on Raspberry pi 5 os lite ( Debian 12) my first project is install pi hole to increase privacy, difficult tracking and block online adds. I follow the raspberry official guide to...
View ArticlePython • servo PCA9685 will not stop
now the servo will not move.Code: import tkinter as tkfrom flask import Flask, render_template, request, redirect, url_forimport sqlite3import timeimport datetimeimport boardimport busiofrom...
View ArticleSDK • Need help integrating database functionality into C web server code
Hello everyone,I'm currently working on a project where I have a C-based web server running on a Pi Pico W board. The web server displays real-time data such as voltage, temperature, and LED status on...
View ArticleC/C++ • C\C++ tutorial setup
Hello all,I am setting up Visual studio code on a Windows 11 box, used to Remote SSH into a raspberry pi zero 2 w.The tutorial I am using is as follows: git clone --depth=1...
View ArticleCamera board • Can camera module 3 be used on older boards with custom OS?
I've recently purchased a Naturebytes Wildlife Cam Kit and have had nothing but problems with it. My current issue is trying to get the camera module to work, specifically with a Pi 1A+. I've...
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