General • Re: Non blocking data logging on dual core system
...FreeRTOS, like any RTOS, is a means of task switching. I don't think this runs anything "in parallel". Please correct me if I'm wrong about that.Ever heard of Symmetric Multi-Processing?Statistics:...
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SDK • Re: RP2350: systick gotcha - FYI
Correct hence the codeCode: #define shortpause(a){systick_hw->cvr=0;(void)systick_hw->cvr;while(systick_hw->cvr>a){};}Though perhaps my explanation was lacking/missing I would do something...
View ArticleTroubleshooting • Re: Rpi 3b+ suddenly becoming a brick until I don't replug it
Ok, so for the curious, a similar issue occured today near 9:30PM as well. And I found out that the system ran out of resources, because I used a `ssh xxx@x.x.x.x "cd x; exec 4</var/lock/x.lock;...
View ArticleBeginners • Re: Looking for a good screen with certain spec
Any ideas on this? Thank you.Statistics: Posted by foul_owl — Wed Sep 04, 2024 10:36 pm
View ArticleGeneral discussion • Re: Official Foundation Pi 4 case has no holes for airflow?
Any suggestions on how we get it across that the Foundation is the educational side, and the Ltd is the bit that makes everything would be most welcome!!! It is frustrating that this is not yet well...
View ArticleBeginners • Re: Connectting 220V to Raspberry PI GIO pins
I am not an electriction and I don't really know what I'm doing. But I want to be careful, that is why I'm asking for help. Normally you would tell me to stay away from mains but I am being very...
View ArticleGeneral discussion • Re: Pinball back glass modification
Ok, so you want a bunch of LEDs to light up in sequence to "animate" the fountain?Firstly, how many LEDs will there be? Are you re-using the original lamp locations, or adding a bunch more?Secondly,...
View ArticleTroubleshooting • Re: Connecting a waveshare MAX m8Q GNSS to Rasp Pi 5
Also, this article is quite handy:https://www.satsignal.eu/raspberry-pi/UpdatingGPSD.htmlStatistics: Posted by SpaceHusky — Thu Sep 05, 2024 10:09 pm
View ArticleAdvanced users • How to downgrade Broadcom wireless network drivers?
I have encountered a defect that I think was caused by an update to drivers made on or after 2024-08-04. So I'm looking for the easiest way to downgrade my drivers to previously installed versions,...
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Beginners • Re: Connecting 220V to Raspberry PI GIO pins
If you look at how a UPS works, you will find stuff about sending a signal to the OS a few seconds before power cuts out. The OS can start a shutdown process. There are UPS projects for the Pi. You...
View ArticleAdvanced users • Re: Raspberry Pi 5: Host + Slave USB setup
Do some cable mods to either:1. Feed power in via the GPIO header pins and disconnect +5 volt supply to USB-C plug.2. Feed +5 volt into USB-C plug from PSU which can supply adequate...
View ArticleGeneral • Re: Pico W USB lockup
Two things If you recreate the log file each time the PICO is started, then you lose any previous error. Try append or rename like I do. If you notice the lock up while connected to Thonny, it could...
View ArticleGraphics, sound and multimedia • Re: iMac as display for RPI5
Thanks inspector_gadget for the hint with CMD+F2, I'm using Sierra and there are some differences, but it may work with your suggestion. Now to your problem: Check on your Raspi5 the file...
View ArticleGeneral discussion • Re: Rpi5 data sheet
links to the docs are in https://www.raspberrypi.com/products/raspberry-pi-5/Statistics: Posted by DirkS — Thu Sep 05, 2024 11:04 pm
View ArticleTroubleshooting • Re: Dip Switches on Pi Keyboard
Unlikely. It's probably for a proposed feature that was deemed unnecessary or too expensive, or didn't work. ...... Other speculative reasons can be suggested.Maybe U3 was going to be a trackpad chip,...
View ArticleBeginners • Re: How to Install Blender on Raspberry Pi 4? Compilation Error...
What's wrong with simply doing:Code: sudo apt install blenderStatistics: Posted by craigevil — Fri Sep 06, 2024 10:37 pm
View ArticleGeneral • Re: what is the logic of ADC interrupt enabling?
Code: static inline void adc_fifo_setup(bool en, bool dreq_en, uint16_t dreq_thresh, bool err_in_fifo, bool byte_shift) { hw_write_masked(&adc_hw->fcs, (bool_to_bit(en) << ADC_FCS_EN_LSB)...
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General discussion • How to easily be able to use push buttons with GPIO
Okay I have finally worked it out and it’s actually really simple.In case anyone else wants to wire buttons directly to GPIO…Normally every time you reboot the pi it resets any changes unless you...
View ArticleGeneral discussion • Re: Details about raspberry pi warranty claim process
With regard to the warranty process itself, the posts above are correct. Your warranty is with the supplier, so that is where you need to go for front-line support and warranty claims. We at Raspberry...
View ArticleRaspberry Pi Connect • Re: rpi-connect causes 100% of memory to be used, and...
Seems like the problem is connected to `wayland` and switching to `labwc` fixes it. https://github.com/raspberrypi/bookworm ... issues/281Statistics: Posted by MarlinMr — Fri Sep 06, 2024 10:51 pm
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