Troubleshooting • Raspberry Pi 4, Model B HDMI ports are not working
I have four Raspberry Pi 4, Model B SBC's (as well as a Raspberry Pi 400) all of which are presenting with the same issue.All of the units worked when I put them away in 2024 but no longer connect to...
View ArticleTroubleshooting • Raspberry Pi 4 Model B, micro SD Card not found.
I have four Raspberry Pi 4, Model B SBC's (as well as a Raspberry Pi 400) all of which are presenting with the same issue.When I install the micro-SD card which contains the Raspberry Pi OS, the...
View ArticlePython • ModuleNotFoundError: No module named 'adafruit_dht' >>>
I am testing a DHT11 example code shown below and get this error message. But when trying to install this adafruit_dht I get this message in the terminalRequirement already satisfied: adafruit_dht in...
View ArticleRaspberry Pi OS • raspberry Pi5 wont turn on power led never turns green
I bought a official 27w power supply and I have a urgreen usb a cable im using a next base 32gb sd card and using a micro hdmi cable by some company called silkland what should I do?Statistics: Posted...
View ArticleTroubleshooting • Raspberry Pi 3b suddenly black screen - boots normally up...
I use this Raspberry 3b as a dakboard that will display my information every day until 11pm and then turn itself off. For years, the setup was perfect and was not touched or changed.One day the screen...
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General discussion • Need a NVME/SSD to USB adapter
The cheap one I have tells Trixie there is a SATA drive attached and Trixie will not make a block device !(This is a "once in a blue moon event", so if I can buy one for a few bucks it is worth it...
View ArticleGeneral • Measuring LiPo battery voltage from VSYS.
Hi Folks!I'm running a Pico W from a PKCELL LP803860 2000mAh 3.7 V battery connected via a Pimoroni Lipo Amigo Pro - Lipo Charger. The charger is VDEV is connected to pico VSYSThe charger (-) is...
View ArticleRaspberry Pi OS • Package 'ir-keytable' has no installation candidate
Hi friendsI'm trying to install ir-keytable lib on a raspberry (bookworm)sudo apt install ir-keytable returnsPackage 'ir-keytable' has no installation candidateI was able to install it with this...
View ArticlePidora / Fedora • Fedora rawhide/F45 :'Kernel: Linux 6.20.0-0.rc0.260210.'
Kernel: Linux 6.20.0-0.rc0.260210., Soon to be 'Kernel: Linux 7.0.0-0.rc0.260210.'Code: [ubu@fedora ~]$ fastfetch --logo small ,'''''. ubu@fedora | ,. | ---------- | | '_' OS: Fedora Linux 45...
View ArticleTroubleshooting • shh Not possible with USB
hello i'm using arch linux and a Raspberry pi zero 2 W and would like to access it with a usb cable.I've added modules-load=dwc2,g_etherto the cmdline.txt.and:dtoverlay=dwc2to config.txt.and added ssh...
View ArticleBeginners • Hi everyone, I’m using a Kano computer that normally runs...
Hi everyone,I have a Kano PC that normally runs Windows.I was trying to install Raspberry Pi OS using a microSD card reader, but I did not install anything onto the internal drive.After that, my Kano...
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Troubleshooting • Failed to start session
Obviously I whacked something somewhere ! This is what I get after I enter my password.Where do I start looking (I was booting from a NVME/SSD which is now removed. I can boot from the installation SD...
View ArticleGeneral discussion • Power Supply Issue
Hi,I have noticed a very small bulge towards the end (near the usb c port) of my power supply cable (the official one for rpi5), I don't know when this appeared or why, I did have the cable curved...
View ArticleTroubleshooting • Pi 4 refuses all non-ssh logins from users other than the...
I am new to Raspberry Pi, and am learning to use one as part of a university course, which I am doing with a partner. Both of us are somewhat familiar with linux.My partner and I thought it would be...
View ArticleTroubleshooting • Headless SSH Setup Pain
I don't normally use forums, but I'm completely stuck with this one... Any help would be greatly appreciated!Equipement:Raspberry Pi Zero 2 WRaspberry Pi OS Lite (64-bit)Raspberry Pi Imager...
View ArticleTroubleshooting • Raspberry Pi 5 SSH connection timed out on Raspberry Pi OS...
Hello everyone,I recently purchased a Raspberry Pi 5 along with the official Raspberry Pi 5 27W USB-C power supply.I prepared a microSD card using Raspberry Pi Imager with the following settings:* OS:...
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General • SPI master CSN question
Hello all// Example of an SPI bus master using the PL022 SPI interface// Modified to toggle CS manually for interrupt-driven SPI slaveCode: #include <stdio.h>#include "pico/stdlib.h"#include...
View ArticleZephyr • Write to Flash not working
Hello Everyone,this is my first post so sorry if im at the wrong place but im kind of stuck with this specific problem:The plan is to use mcuboot to enable dfu for the rp2040. Mcuboot works fine out...
View ArticleHATs and other add-ons • Multiple HAT+ challenge
Hi,I'm trying to build a Poe powered Pi 5 with 2 x GigE and M.2 NVME housed in a case.Looked at various methods:1) Pi 5 + Waveshare Gige box + Poe M.2 Hat (B) + PCIe to 2ch Pcie2) Pi 5 + Poe Hat (H) +...
View ArticleGeneral • GPIO 20 pin on pico 2 Breakout Board not working
Hello everyone,I am currently trying to clock a pico 2 board with a 10 MHz pulse reference from a Rigol DG1022Z function generator. The firmware that I require for my project specifies the external...
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