General • Re: Multicore access to global variables
1) Not in this case, no.2) They can't read on the same clock cycle, one of them will get stalled (which one depends on bus priority configuration, see 2.1.1.1 in the RP2040 datasheet). Unless you are...
View ArticleClik here to view.
Troubleshooting • Re: Raspberry Pi says 'Timed out waiting for device'
Hi all. I have a Raspberry Pi that was collecting a lot of images that were obtained from a connected camera. The images kept piling on up to the point where the SD card had just 20mb left (It is a 32...
View ArticleClik here to view.
Beginners • Raspberry Pi 5/Nextcloud: Move Data To SSD
Hi,I am building my own Nextcloud server basing the build on a build document for the Raspberry Pi. I'm no Linux expert so that's why I've come to ask you guys My kit for the build is:Raspberry Pi 5,...
View ArticleClik here to view.
Troubleshooting • Re: Identifying a missing SMD component
The broken off part is a 0805 470nH inductor. Bourns part number SRP201208-R47MHThis might be hard to find but an inductor with following parameters should work. Inductor, SMT, 0805, 470n, IRMS=4A,...
View ArticleBeginners • Re: Space scanning/follow the line robot
An overhead camera, or cameras could give you the initial image for mapping out the lines and also accurate tracking of the line painting robot.Statistics: Posted by PiGraham — Tue Nov 05, 2024 5:00 pm
View ArticleClik here to view.
Raspberry Pi OS • Re: Debian GNOME Ubuntu NO SNAP
Statistics: Posted by Wobbo — Tue Nov 05, 2024 5:05 pm
View ArticleSDK • Re: SDK install errors
Many thanks.Statistics: Posted by hippy — Tue Nov 05, 2024 5:10 pm
View ArticleClik here to view.
General discussion • Re: PINN with specific OSes
To avoid a common pitfall, you must install PINN on the drive you want to boot from, so your ssd if that is your choice.(Don't install PINN on your SD card and then install your OSes to SSD and expect...
View ArticleMicroPython • Re: Pico W _thread OSError: TinyUSB callback can't recurse
@scruss Maybe you know. What does the Pico do if you start a thread, then just exit with no main loop?I don't know. I never use threads. They are completely unreliable on MicroPython unless safely...
View ArticleClik here to view.
General • Re: RP2350 compatibility and performance - first tests
I used some late summer fresh air (up to 35C) viewtopic.php?t=375975And more context of these tests, you can find there RISC-V at 648 MHz results, the last post before the silence...
View ArticleGeneral • Re: Rpi pico w not showing up anymore on pc
I would use another PC (or Pi) where the pico works to put flash_nuke.uf2 onto the pico.Then see if it works on Win11 system.Statistics: Posted by neilgl — Tue Nov 05, 2024 5:46 pm
View ArticleMicroPython • Re: MemoryError: memory allocation failed, allocating 8192 bytes
That is indeed correct, I use a piece of code that works, but uses memory very inefficiently.i want to do this:Code: Q1: [170, 255, 31, 15 .........up till (230 times)........... 63]convert to:row1:...
View ArticleRaspberry Pi OS • Re: "Raspberry Pi OS 6.6" - Says who ?
The kernel version isn't the whole story.That's how I've viewed it. While it can be important it's separate to what sits on top of it, what the user interacts with, particularly any Desktop GUI. To...
View ArticleAssistive technology and accessibility • Getting Pinn on a raspberry pi that...
I have a Raspberry Pi that has Raspberry Pi os on it, and I was wondering if it is possible to get Pinn on it and save and be able to use Raspberry Pi os and all the data that was on the installation....
View ArticleSDK • Cannot connect to WiFi every second time
When I am connecting a Pico W with the example from VSCode Raspberry Pi project (polled lwIP or backgroud lwIP):Code: #include <stdio.h>#include "pico/stdlib.h"#include "pico/cyw43_arch.h"int...
View ArticleAndroid • Re: Android 15 for Raspberry Pi 5 by emteria
So I am learning for Android, don't do a Raspberry Pi!I am seeing a better path with LineageOS and a support device there.I was hoping for a device with 8gb of ram using a M.2 but maybe next...
View ArticleBeginners • Re: Pigpio initialization error while try to run LoRa c codes
pigpiod MUST NOT be running when you run your script.sudo killall pigpiodThat should have removed the pid file so the following should give an errorsudo rm /var/run/pigpiod.pidNow run your...
View ArticleClik here to view.
General • ChibiOS for RP2040
Hi,did anyone succeed to load the ChibiOS for RP2040 ? I compiled demo code via makefile and can see there is no UF2 file:Statistics: Posted by akhodeir — Wed Nov 06, 2024 5:28 pm
View ArticleSDK • Re: Cannot connect to WiFi every second time
cyw43_arch_wifi_connect_async doesn't wait to connect so you won't get an error. I think this is caused by pulling the plug on the device. Your router thinks you're still connected perhaps?Does it...
View ArticleHATs and other add-ons • Re: AI Kit + NVMe SSD ?
Well you asked "What kind of frame rates can I expect", that post above yours clearly shows that going down to gen2 gives big drop on framerate. That alone answers your question. Also if you want any...
View Article