SDK • Re: RP2040 (pico sdk) strange behaviour (and crash) around gpio IRQ...
Most of the first 32-bits of the corrupted range are actually correct. Also, for all 64 bits, of those that are incorrect, they are always 1 when they ought to be 0. Maybe just a coincidence.In both...
View ArticleSDK • Re: Random new CMAKE error
https://cmake.org/cmake/help/v3.29/envv ... _GENERATORDoes this mean you can set it as an environmental variable in your OS, or set it on the command line before running CMake?Statistics: Posted by...
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Camera board • Re: synchronously capture images by two triggered GS cameras
So I achieved synchronized camera capture, but only using libcamera-vid.That is good, and I always worked with libcamera-vid tools only (or legacy raspiraw). Do you have any suggestions on how I can...
View ArticlePython • Re: Pygame display freezes during button press
I appreciate all the feedback. It is due to the image capture and background subtraction that it freezes. The display has to be dynamically changing with images being captured so at any point in time...
View ArticleTroubleshooting • Re: Accidentally Overwrote...
Thank you, this worked and my Pi's Bluetooth is working again.Statistics: Posted by nlaurent — Sun Mar 24, 2024 9:25 pm
View ArticleGeneral • Re: Toggle switch to act as a single button press - HID
You can wire a slide switch or toggle switch to a single GP input with pull-up enabled ...Code: |_ | | _| |-o .---> GPn | | |-o )---' |_| |-o )---. |_| `---> 0V / GND |When the pin changes from...
View ArticleTroubleshooting • Re: Pi 5 Python RuntimeError: Cannot determine SOC...
ERROR: No matching distribution found for rpi-lgpiTry -pip3 install rpi-lgpioI'm guessing 'p1r473' made a typo, didn't notice the keypress for 'o' hadn't registered, or it got lost during a...
View ArticleBeginners • Re: Autostart a programe
What do you see if you run...uname -aAnd then....cat /etc/os-releaseStatistics: Posted by gordon77 — Mon Mar 25, 2024 8:28 pm
View ArticleInterfacing (DSI, CSI, I2C, etc.) • Re: UART 3 and 4 data corrupted when CPU...
* Your image link doesn't work.* A sample of the corruption might be interesting.* In which direction is the corruption observed?* How is your AVR (I presume you mean an Atmel, not an AV Receiver)...
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Troubleshooting • Pi 4 wont Boot up
Hi,I have a pi 4 and is will no longer boot up. Is there a way to retrieve all my bookmarks, passwords etc from Firefox and Chromium ?So I can make a new os on a new card and copy them...
View ArticleGeneral • Re: UART issues with overclocked Pico
This is what worked for me:Code: #include <stdio.h>// #include <unistd.h>#include "pico/stdlib.h"#include "hardware/clocks.h"#include "hardware/vreg.h"// #include...
View ArticleBeginners • Re: "How to build a Raspberry Pi NAS" help
OK...It looks like the drive is present but has no partition table and, consequently, no partitions. Any data previously on the drive is lost barring the use of data recovery tools that operate at...
View ArticleOff topic discussion • Re: Resistors - Which one and why...
Hackspace had one or two series as well, must look at some point...This one https://hackspace.raspberrypi.com/issues/28 ?Statistics: Posted by bensimmo — Mon Mar 25, 2024 9:19 pm
View ArticleCamera board • Re: Trubbleshooting with Camera Module 3
Simplest answer is to start again by flashing a new copy of Raspberry Pi OS to the SD card.As an outside guess, I would suspect that you've disabled "dtoverlay=vc4-kms-v3d" from config.txt. If it...
View ArticleTroubleshooting • Re: Pi 4 wont Boot up
do you have an os that can read ext4 partition ?you can just copy the .mozilla & .config/chromium folders and put them back on the new setup.otherwisefirefox has sync, so your safe therechromium...
View ArticleGraphics programming • Re: How to create window for OpenGL in Wayland (with...
Have been looking for this very thing, working examples seem thin on the ground. Did you get anything working?Statistics: Posted by welford — Mon Mar 25, 2024 9:36 pm
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Graphics, sound and multimedia • Does it still make sense to use...
Hello!I've been using cross-compilation on RPI4B + Ubuntu 22.04 (in VMW) for QT5 programming for a long time.I recently got a RPI5, so I wanted to try to use QT6.6 via cross-compilation. However,...
View ArticleAdvanced users • Re: Did raspicam's /dev/video0 just lose MJPEG format?
Over the last 4 years there has been the shift from the legacy firmware-based camera stack to libcamera being the supported camera stack. https://www.raspberrypi.com/news/an-ope ... libcamera/Bullseye...
View ArticleRaspberry Pi OS • Re: Disable keyboard inputs but still provide power
In the early 90s as researcher at University we all worked on SunOS Unix workstations with X11.Because we hopped from workstation to workstation, in order to avoid issues people did execute "xhost...
View ArticleRaspberry Pi OS • Bookworm/Wayland : how can I launch Chromium and specify a...
DearsI am trying to launch Chromium so that it occupies only the left half-side of the screen, while I can specify the window size on the command line, forcing the window position is not working, this...
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