Automation, sensing and robotics • Re: Connecting a LD2410 radar sensor to a...
I am not sure whether the serial 9600 baud requirement is an issue with my sensorYes, it was an issue with the sensor. A new LD2410C sensor (with a QC/PASS sticker) operates at the default serial...
View ArticleTroubleshooting • Re: Wi-Fi slow on RaPi5?
Solved.RaPi5 runs too hot around 50C.Putting an external fan over the CPU drops to 25C and Wi-Fi improves when reducing down to ~35C.Statistics: Posted by eiger3970 — Thu Aug 29, 2024 11:42 pm
View ArticleBeginners • Re: Help with duplicating Pi4 OS on another Pi4
Yes, you can backup to a USB stick, and it will be bootable on another Pi that supports USB boot.Statistics: Posted by rpdom — Thu Aug 29, 2024 11:46 pm
View ArticlePython • Re: Button to restart Pi, button to restart program
Thank you for all of the suggestions. I was unable to get any of them to work, but I did find out that I can just create a countdown timer that allows the buttons to be detected because there is only...
View ArticleRaspberry Pi OS • Serial Port assignments
I have a Raspberry Pi Zero 2 W. I already setup up the serial Port at GPIO14,15 as a serial console and that is all working. I documented my steps at https://www.quietwind.net/wiki/doku.php ......
View ArticleTroubleshooting • Python and Systemd. Program keeps restarting imediately.
I am attempting to use systemd. Here is the contents of my file:Code: [Unit]Description=Auto ferment monitor...
View ArticleRaspberry Pi 400 • Re: How to Provide Power from Desktop Power Supply
I am not sure this is the correct group, but I couldn't find a hardware group specific to the Zero 2 W. What on earth made you think that posting in the Pi400 section was the best place to...
View ArticleSDK • Re: Hang on cyw43_arch_gpio_put() when network active.
This has been an issue for me forever. I hope you will find a resolution as despite hundreds of hours of testing and debugging I have not found a cause or solution. I've posted about hangs in cyw43...
View ArticleBeginners • Re: Raspberry pi 5 active cooler not spinning
How many posts on your cooler do you want to open? What is different here compared to viewtopic.php?t=375887 ?You do realise that you're pointing to the top post in this topic ?????weird! OP has made...
View ArticleGeneral • Re: PICO 2 - Corrected version availability?
Just one example (of the many) would be sufficient.QUICC and PowerQUICC series. Some pins have pull-ups as part of their function but many don't."Older MCUs from almost everybody don't have internal...
View ArticleBeginners • Re: Can I use a 65w pd "charger/ power adapter" on a...
It is extremely difficult to break the Pi if you are powering it from the intended usb-c connector. If you are powering it from the gpio pins however, it is quite easy.Statistics: Posted by jason_kidd...
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Troubleshooting • Flashing EMMC on CM4 taking this much memory?
Hi Guys,I just got a Compute module 4 linked here: https://www.pishop.us/product/raspberry ... cm4004008/I flashed the EMMC and when I boot up the CM4 and run the command "df -h", 75% of my...
View ArticleBeginners • Re: RPi list of video resolution and refresh rate
Many thanks for advises. Appreciated.Statistics: Posted by David16962 — Fri Aug 30, 2024 10:21 pm
View ArticleGeneral • Re: RP2350 Errata E9 - Pull-down lock-up
we don't know and rpi isn't telling us yet.Statistics: Posted by dpian — Fri Aug 30, 2024 10:41 pm
View ArticleC/C++ • Re: CMake and arch-specific compiler options
which gives me the following error:Code: E: Unable to execute target architectureLooking at the debootstrap log, it just says:Code: armhf: not supported on this machine/kernelLooks like this has to do...
View ArticleGeneral • Re: Pico2 easy upgrade or nightmare?
I've read that you can build an UF2 file with rp2040 and rp2350 but I don't think "universal" code can be done.You could theoretically do it with ARMv6-M only code, but it would be extremely painful...
View ArticleGeneral • Re: RP2040: Substantial PIO jitter in I2S clock
The only time I have seen jitter in my PIO programs was when I used a fractional divider for the state machine. I guess I have also seen delays introduced when the PIO code was waiting for data in the...
View ArticleRaspberry Pi 400 • Re: Pi400 shutdown woes
the holtek MCU managing the keyboard also manages turning the power on/offwhen the pi400 is "off", the holtek is still on, scanning the keyboard, and can turn the power back on when you hit the power...
View ArticleRaspberry Pi Connect • Re: Copy files from remote Pi
another option is the https://github.com/magic-wormhole/magic-wormholejust run "wormhole send foo.txt" on one machine, and it will spit out a code like "wormhole receive magic-words"then just run that...
View ArticleTroubleshooting • Re: fresh install bullseye on pi3, disable-bt causes sysrq;...
Curious about this; I just had to fish out the MicroSD card from a Pi3B+ on which I had set Code: dtoverlay=disable-wifidtoverlay=disable-btin /boot/firmware/config.txt. It would not boot with these...
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