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Troubleshooting • Attempting to repair the pi 4
I have a couple of defective pi4s that I have managed to destroy by using the wrong power supply.Since I want to learn how to desolder and solder surface components, I went to purchase an infrared...
View ArticleRaspberry Pi OS • Running Bookworm Lite on RPiZ2 W - Scrot not working
i have read that the only Screenshot utility that works in the LITE environment is scrot...... however whenever I try it fails with the message.scrot: Can't open X display. It *is* running, yeah?...
View ArticleTroubleshooting • Raspberry Pi-5 Memory allocation is not changing
I am trying to change cma and gpu memory allocation to 256M. Below are my config.txt and cmdline.txt files details. After amending these files allocation is not changing. Please helpsudo nano...
View ArticleNetworking and servers • Run AP and Wifi simultaneously using NMCLI
Hi all!Somehow I had it working on a previous setup running Bullseye on my RPi 4, where I was using a mix of hostapd, dnsmas and dhcp to create an AP connection.I need to use this connection to be...
View ArticleTroubleshooting • Raspberry Pi 2W will not turn on.
My Order number 3W342878N20808123 raspberry pi 2W is not turning on. I just got it not to long ago, I never used it until after thanksgiving due to being busy, once I got it open to load up for DAK...
View ArticleTroubleshooting • Raspberry PI 4B 2018 not working
Hey everyone, I need some help.I am a beginner at this and just started working with a raspberry pi. I am trying to make a home assistant, it booted and started to kinda work. But now my Raspberry...
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Python • PN532pi Remote I/O error.
I'm using nearly identical code with the following https://github.com/gassajor000/pn532pi/ ... 43a_uid.py using the I2C option.When calling nfc-list in the console I can see the UID of any card or tag...
View ArticleCompute Module • CM5 Dev Kit PoE - what's needed?
Hi there,first post. Searched the forum, the Dev IO board doc and somewhere else.I thought it is fully integrated when read description before purchasing it.Tried to start directly with PoE, but did...
View ArticleSDK • Implementing class for HTTP(S) get request with parameters
Hi,I want to implement a class for http(s) secure GET requests with parameters using C++. But I don't know how. The code I provided here is tested and works. I have a Pico 2W. Just for your...
View ArticleGeneral discussion • DIY Raspberry Pi Multispectral Imaging Camera System
My name is John Howell. I am a professor of physics at Chapman University. We use the Raspberry Pi to build a low-cost multi-spectral imaging camera system (PiMICS). For more information see our...
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Troubleshooting • Fresh install, web browser - chromium error
Hey all,I did a fresh install on two different raspberry pi's 3B+ using the raspberry pi imager (1.8.5) but on both pi's starting the web browser fails.If i try to start the web browser it gives me a...
View ArticleInterfacing (DSI, CSI, I2C, etc.) • SPI without CE1
Is it possible to configure SPI so that it does not use pin 26 as CE1? I need to use pin 26 as GPIOStatistics: Posted by Chris2K07 — Mon Dec 16, 2024 2:53 pm — Replies 3 — Views 55
View ArticleTroubleshooting • Problem with gpsfake/gpsd on Raspbian
Hello!I want to test my software on a Raspberry Pi. Since I don't have actual GPS, I'm using GPSfake utility to simulate real GPS device.However, on my Rapsbian, when I install gpsd (sudo apt-get...
View ArticleBeginners • Uptime Kuma, installation on Rpi 3
Hello, everyone,does anyone know how to install Uptime Kuma on a Raspberry Pi 3? I've tried several tutorials from the net but none work. Maybe the 32 bit system of the Rpi 3 is to blame, and the...
View ArticleAdvanced users • using a 2nd SD card on the PI4 blocks all IO when using...
Hopefully someone smarter then me can help me out of a hole!We are using the on board WiFi module and an SD card connected to the 2nd SD card interface using these pins:SD0_DAT0 GPIO24SD0_DAT1...
View ArticleGeneral discussion • is there a backup utility for Raspbian Bullseye?
I want to install RPi Connect on my Pi4 so I can access my pi zero 2 w. However, I need to upgrade my Pi4 to Bookworm first. Is there a backup utility available? Or do I have to just copy...
View ArticleCompute Module • CM5 Case Specification
Am I being dumb, but no matter where I look I can't find a view of the sides or front (non connector face) of the CM5 Case in the Specs or photos of the product.Doesn't really matter though, yet again...
View ArticleInterfacing (DSI, CSI, I2C, etc.) • Pi 500: SPI_IOC_WR_MODE with SPI_NO_CS...
Did something change between the pi 400 and 500 that now specifying SPI_NO_CS when setting up SPI is no longer an option?Statistics: Posted by nsayer — Mon Dec 16, 2024 6:05 pm — Replies 0 — Views 15
View ArticleCamera board • OV9281 can not get advertised FPS
I have recently bought an OV9281 sensor and when attached to my RPi the lowest resolution mode advertises that it can get up to 300FPS. $ rpicam-hello --listAvailable cameras-----------------0 :...
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HATs and other add-ons • BBC Micro:bit as a sensor for Build HAT
I love both Build HAT and Micro:bit , and have always felt that the 2 make a great couple. That's why I made this adapter board. As for the software side, there is still a lot of work to be done. Any...
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