Advanced users • Re: Boot Bullseye, Buster, or Stretch on a Raspberry Pi 5 :...
Well after doing some digging around and testing I found out that the only problem is related to the GPU not working properly maybe because of firmware instruction or hardware change I also noticed...
View ArticleInterfacing (DSI, CSI, I2C, etc.) • Re: DSI bug on Pi 5
OK I can reproduce the problem now.Preliminary observations: It looks like DSI is running slow: horizontal line period is something like 17.25us rather than 16.96us, and I guess that causes a growing...
View ArticleTroubleshooting • Re: Bullseye -> Bookworm but still kernel 6.1.21+ #1642
Code: WANT_32BIT:0 WANT_64BIT:0 WANT_PI4:1 WANT_PI5:0how to change it?Statistics: Posted by Onira — Tue Jul 30, 2024 4:33 pm
View ArticleNetworking and servers • Re: Access mysql database on raspberry pi from...
Arghh thanks to @neilgi for catching the tutorial was for installing mariadb and not MySQL. I saw a note that mariadb is a fork off MySQL. Not sure my suggestion above is correct for...
View ArticleAdvanced users • Re: SWD and earlycon at the same time on rpi5
The Pi5 firmware now has the facility to enable the RP1 UART immediately prior to launching the ARMs so you can get UART debug on the 40-pin header from Linux earlycon / bare metal e.g. if you are...
View ArticleTroubleshooting • Re: RPI 5 issues with USB working at startup
If it is a noise issue wouldn't it cut out periodically? Because once I get it to work it stays working until I restart the pi.But I will try to get a USB extension and give that a try.Statistics:...
View ArticleTroubleshooting • Re: Boot failure on new RPi 3B+ R9 Rev 1.4 using Stretch OS...
In my opinion backwards incompatible changes to legacy hardware kept in production for legacy applications should be communicated ahead of time and include information how to fix the legacy images so...
View ArticleCamera board • Re: best camera for microscope
The proper term for that dead zone is backlash. Very common in mechanical engineering, not just lenses.https://en.m.wikipedia.org/wiki/Backlash_(engineering)Statistics: Posted by drgeoff — Wed Jul 31,...
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Advanced users • Re: HowTo: Install fresh OS on Pi5 NVMe 4tb 8tb drives
Ahhh,, I just figured out that my fully configured Pi 5 with 4TB NVME also shows the 2TB als max capacity.Bummer.Can I also use the script without losing my existing installed data on the system?I...
View ArticleRaspberry Pi OS • Re: Booting time reduction
As KeithMck mentioned, use the fastest possible disk you can afford. I typically use USB SSD drives, but I've found that for many applications a fast MicroSD, such as a Sandisk Extreme Pro, are...
View ArticleGeneral programming discussion • Re: Start LED before LUKS password entry
Thanks a lot for this hint, i'll check it later.But rootfs i notencrypted. Sorry if i wasn't clear about this.. Only /dev/md0 (raid array) is encryptedAs far as I understand it, the issue is the same....
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Beginners • Re: Measuring voltage on GPIO to detect blackout
It's tempting to say "big resistor, job done" but I don't believe ARM chips are as robust as older microcontrollers and it was never recommended or advisable practice.Don't do itOpto-isolator / level...
View ArticleGeneral • Re: how do I use the power pins for multiple sensors on a pico
D’ohStatistics: Posted by neilgl — Wed Jul 31, 2024 5:15 pm
View ArticleMicroPython • Re: multithreading with Raspberry Pi Pico
There's nothing I have seen which would lead anyone to think that MicroPython doesn't handle the nitty-gritty of contention, atomicity, locks, mutexes and whatever, itself. Which is what would be...
View ArticleGeneral discussion • Re: Communicating between 2 RPI's
Cat6 is not ideal as a power cable, though it will probably work over that distance. A thicker 2-core cable would be better. Remember, you will need 12V to 5V converters for each Pi0.No version of the...
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Device Tree • CM4 failed to enable uart3 + 485 mode
Hello,I'm trying to enable the uart3 (on gpio 4,5,6) with 485 mode and RTS line on gpio 7. I've sucessful did it on kernel 5.10 but when updated to 6.6, it no longer works (it compiles without errors,...
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Beginners • Re: What currently is the best remote desktop software for the pi ?
If you install the full connect version, then switch to labwc in raspi-config on e.g. a Pi3, then it works fine connect desktop. viewtopic.php?t=374472This works from a new install.Or you may need to...
View ArticleTroubleshooting • Re: Raspberry pi 5 Constant Red Light not booting
Looks like your pi has a bad power supply detection sensor or something else with that hardware. IMOO the power supply stuff in the pi5 is kinda rubbish.. I don't really see why it was necessary to...
View ArticleGeneral • Re: BBC BASIC on the Raspberry Pi Pico?
Sorry for the newbie question, but I only just discovered this and I'm hoping to try it on my Pimoroni Tufty Badge.Just as a quick question: How difficult would it be to change the VGA output to use...
View ArticleTroubleshooting • Re: I can't make the PiHut Wifi USB adapter work
Check if the adapter works in another system (PC, TV set etc.)My Pi2 is running Bookworm 32-bit LITE with a Pi-Hut WiFi adapter (Ralink) and is fine.dmesg Code: [ 17.771631] ieee80211 phy0:...
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