Interfacing (DSI, CSI, I2C, etc.) • Re: I2C Bus stops after a few hours
How long are your I2C interface wires?Statistics: Posted by aBUGSworstnightmare — Tue May 28, 2024 5:09 am
View ArticleGeneral discussion • Can I disassemble start4.elf file?
Hello. I am a student studying with the Raspberry Pi 4.I would like to learn about the embedded boot process, and I want to disassemble the startup4.elf file, but I was unable to do so with objdump or...
View ArticleC/C++ • Re: Activate motor with wiringPi I2C(Yahboom Raspbot)
please show you solution.Statistics: Posted by evil — Tue May 28, 2024 6:10 am
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Raspberry Pi OS • M.2 HAT - something seems odd in the drivers
I'm testing some NVMe drives if they are supported on the official M.2 HAT+ and/or pimoroni NVMe base.Initially didn't wanted to post my findings here until open questions related to M.2 HAT support...
View ArticleHATs and other add-ons • Re: Post asking spec related clarification being locked
It was locked because of bickering between posters. As for the question, I'll flag it up when back at work, I have a day off today because it is half term. As previously stated, if you want guaranteed...
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Networking and servers • Re: Raspberry PI Bulletin Board System (BBS).
That takes me back - How I miss the whine and buzz of a modem Do not miss being complained at when the 'phone bill came in though (no free local calls here in the UK)...Except in the Hull area. It...
View ArticleRaspberry Pi OS • Help with new setup - moving off SD onto raid1 nvme
HiBought a new PI5 and a hat (?) that has dual nvme pi os is booting off the SD and i can see both nvme.Got a couple of choices here. I could leave the OS on the sd - its easy just load what I need...
View ArticleGeneral discussion • How to use gpiod library when I activate python3-venv
this is my buzzer.py, I can run this code when I do not activate python3-venv, but I cannot run when I activate python3-venvI tried pip3 install gpiod when I activate venv, line4's gpiodchip4 ->...
View ArticleTroubleshooting • Re: [Semi-Repaired] 'sudo apt install git-all' trashed my...
I am shocked and appalled at the level of "blame the victim" (*) that is going on here.It is 100% clear to me that if apt thinks uninstalling systemd is the right thing to do - and is what the user...
View ArticleBeginners • Re: pi zero 2 w constantly freezing
Thanks for the feedback. I will investigate today.its a bit annoying that the recommended image for the pi zero 2 has desktop and no hints that it wont run... I intended to run a 7 inch display from...
View ArticleRaspberry Pi OS • Re: RPI5 - Wayland - Rorate touchscreen [SOLVED]
After more playing around I got it working.One has to explicitely select the touchscreen, not just verify that is is already selected. After that ~/config/wayfire.gets the needed entries:Code:...
View ArticleGeneral discussion • Re: USB or M.2 prep
I use Disks, the Gnome disk utility, in any Linux to write a downloaded image to any bootable storage. The Raspberry Pi imagers also work and have some neat options but I prefer the Disks simplicity.I...
View ArticleTroubleshooting • Re: RPI5: 5V Power Supply leads to undervoltage errors and...
You need to set your PSU voltage to the reading at the Pi, not the reading at the PSU itself.So bump it up until it's about 5.1/5.2 at he Pi, with the losses you're seeing as the current increases it...
View ArticleTroubleshooting • Re: Ubuntu 24.04 LTS 64 bit won't run on a Raspberry Pi...
I've been trying to run Ubuntu 24.04 LTS Server on a Raspberry Pi Zero 2 W. It's in the menu for the device, so I assumed it has been tested. It turns out that it won't run - it flashes the LED a...
View ArticleTroubleshooting • Re: Imager is so slow it's borderline unusable
You rule it out by downloading the image you want, then writing that using custom images.That gets you the speed of the write/verify and ignores the download.It used to cache until a new version came...
View ArticlePython • Re: How to use gpiod library when I activate python3-venv
What error are you seeing?The gpiod installed by Raspberry Pi OS is v1.6.3, while the version you will get from pip is the latest, v2.1.3, unless you explicitly specify otherwise. The code you are...
View ArticleGeneral discussion • Re: Raspberry pi hardware simulation
For the Pi 4, the emulation could be any ARM v8. For the Pi 5, the GPU is a bigger difference than just the CPU speed and emulating the 55.9 billion variations of GPUs is difficult. Buy the biggest...
View ArticleGeneral • Re: Raspberry Pi Pico W malfunctions during voltage drop
Thanks for patiently answering our questions, it's a really vexing and stubborn issue on your project.Increasingly, it looks like some serious troubleshooting is the only way forward. Troubleshooting...
View ArticleTroubleshooting • Re: Overscan on Raspbian Lite
Yes, sadly it's not documented in 'first view' but one simply needs to go to the documentation https://www.raspberrypi.com/documentati ... splay-mode and then open the link provided...
View ArticlePython • Re: Motor Control RASP 3B
hello... thanks for your answers by the way...i changed python code already.... import RPi.GPIO as GPIOimport timemotor_pin = 18boton_pin = 17GPIO.setmode(GPIO.BCM)GPIO.setup(motor_pin,...
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