Ubuntu • Re: How to safely switch kernel?
Just tried to switch to kernel 6.8.1 from a freshly installed Ubuntu by following the update guide. So added ppa, did an update, installed mainline, run mainline, selected 6.8.1 and had the...
View ArticleTroubleshooting • Pi 5 and 7 inch Touch Screen - nope!
According to various online shops, a Pi 5 plus a new display ribbon will work just fine with the official 7" display.Not for me! It's as dead as a Dodo.I know the screen works sinceit powers into life...
View ArticleTroubleshooting • Strange behaviour from 27W USB-C PSU
Hi,Can someone smarter than myself explain why the 27W USB-C PSU will power a Pi5 when directly connected, but not anything else e.g.1. Connect via the USB splitter - no output2. Connect to a USB-C...
View ArticleGeneral • Re: How to report compile time values ?
I sometimes use this old trick to find the size of a complex structure at compile time:Code: // Trick to find struct size at compile time:char (*__kaboom)[sizeof(my_t)] = 1; // warning: initialization...
View ArticleTroubleshooting • Re: Bookworm - Device tree overlays not loading
likely I am using the wrong terminology here,when no device overlays are loaded, the address is shown (example "20" for 0x20), once the overlay is loaded, it gets converted to UUNo that's not true.20...
View ArticleBeginners • Re: Autostart a programe
Are you running Bookworm 64-bit on your Pi4 or Bullseye 32-bit or something else?Statistics: Posted by neilgl — Mon Mar 25, 2024 7:36 pm
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Camera board • Re: Increase CMA in legacy mode
My bad, I'm running a Raspberry Pi 3 and by legacy, I mean enabling Code: Legacy (non-GL) desktop driver (raspi-config -> Advanced)You'd have no gl support in that mode. Why are you doing...
View ArticleFrançais • Re: Problème transfert Wifi Pi 5
...je rencontre un problème un peu bizarre avec mon Pi 5. En fait il se coupe lors d'une utilisation intensive du Wifi (transfert de fichiers nombreux et /ou volumineux par exemple)....Le transfert de...
View ArticleFrançais • Re: Informations sur Raspberry Pi 5
Petit recap (quindecies) : Toujours à l’affût pour nos Pi5 voici quelques nouveautés !!! Comme d'habitude c'est indiqué en grasPour plus d'informations sur ces distributions:...
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Raspberry Pi OS • Re: USB: ch341 appears and disappears periodically
Thank you for the quick response...It was the cable... Feels a bit like being a fool Statistics: Posted by wangenkuesse — Mon Mar 25, 2024 7:54 pm
View ArticleGeneral • Re: Getting started
And more importantly "machine" was available by default in Thonny, and must be on my computer somewhere, but how do I find it?That 'machine' is a built-in part of MicroPython so it seems you aren't...
View ArticleInterfacing (DSI, CSI, I2C, etc.) • Re: UART 3 and 4 data corrupted when CPU...
Here's the output when the data is not corrupted.Code: $ vcgencmd versionuname -avcgencmd get_throttledvcgencmd measure_tempvcgencmd measure_clock coreOct 17 2023 15:39:16 Copyright (c) 2012...
View ArticleSDK • Re: Inconsistent pin-high times when setting pin high with GPIO...
So after thinking about it I've decided to try to implement your PWM solution and just accept that there's going to be a delay between receipt of the clock and the pin going high, but that it's likely...
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Troubleshooting • Re: Issues with RPi.GPIO? Depreciated?
On Bookworm we now use gpiozero python library, not RPi.GPIO.Alternatively, install the “Legacy” version of Raspberry Pi OS i.e. Bullseye, using Imager settings to set up the user, WiFi etc - it works...
View ArticleTroubleshooting • Turning on LED Strip is Not Working - Raspberry Pi 5
Hello,I am trying to turn on a addressable WS2812B RGB LED Strip with my Raspberry Pi 5 but it is not working and i think it is because the rpi_ws281x package is outdated for Raspberry Pi 5's but not...
View ArticlePython • Re: Clock/Calendar Using SH1106 128x64 Pixel I2C OLED Display
Code: draw.text((-2, 17), (timeH), font=FontTime, fill="white")draw.text((49, 11), (":"), font=FontTime, fill="white")draw.text((70, 17), (timeM), font=FontTime, fill="white")y is different, as you...
View ArticleTroubleshooting • Re: Libcamera-vid app not capturing video
If using a pi5 and rpicam-vid you can record direct to mp4.rpicam-vid -t 10000 -o test.mp4That worked! Thank you!!Statistics: Posted by miki2670 — Tue Mar 26, 2024 7:37 pm
View ArticleInterfacing (DSI, CSI, I2C, etc.) • Re: control GPIO and websockets
example node code using pinctrl set 21 op dh to set GPIO21 high: Code: const { exec } = require('node:child_process');exec('pinctrl set 21 op dh', (error, stdout, stderr) => { if (error) {...
View ArticleSDK • Re: IR transmission (ideally with PIO, but not necessarily)
This was my proof of concept PIO code for MicroPython which was intended to demonstrate how it worked using the Pico on-board LED, which should work when used with a real IR LED.The PIO worked but I...
View ArticleTroubleshooting • Re: Turning on LED Strip is Not Working - Raspberry Pi 5
Have a look at the issue on github https://github.com/jgarff/rpi_ws281x/issues/528Statistics: Posted by neilgl — Tue Mar 26, 2024 7:53 pm
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