Beginners • Re: Unable to update Bootloader version - Raspberry Pi 5 / Ubuntu...
1. Boot the latest Raspberry Pi OS (Lite or Desktop) on any device (SD Card or USB).2. Run:Code: sudo apt update && sudo apt full-upgrade3. Use Raspberry Pi EEPROM Mananger:Code: chmod +x...
View ArticleBare metal, Assembly language • Re: usb host on raspberry pi 4
the pi4 has 3 usb controllersfirst, you have the crusty old dwc2 from past modelssecond, you have the broadcom xhcithird, you have the via labs vl805 pcie<->xhcithe vl805 on the pcie bus handles...
View ArticleGeneral • Re: How do I connect the voltage source to the Pico ADC ?
VRef at 3V ???? Did you add a shunt regulator??From my calculation I readVout =. 3.3V *(2200/4095) / (6.2/(6.2+36)) = 12.1 Vif you assume 100K input impedanceVout = 3.3V *(2200/4095) /...
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Troubleshooting • Re: X11 on Bookworm - Updater Clock Synchronisation Error
...TBH - not found of GUIs on any machine at the mo (inc my Macs)...What do you use to watch videos or browse the internet?Normally my Macs but I think its a phase I'm going through Currently I have...
View ArticleAdvanced users • Pi 5 eeprom_write_protect process?
Hi All,I'd like to clarify my understanding about what I need to do to write-protect the EEPROM on my Pi 5.I've read some forum posts as well as the documentation here - but it seems to assume a bit...
View ArticleAdvanced users • Re: Image File Utilities
I'm having a problem: 'image-backup' has failed twice to make a backup of my RPi 5 that is using an NVME card. Here's the scenario: RPi 5 (RPi OS bookworm) w/ 500 GB NVME card (please let me know if...
View ArticleTroubleshooting • SSD's wont write faster than 45 MB/s... why??
Hi there.I wrote some posts about my issue, that I thought was ethernet issues, but now I got aware of, that it must be something else.I did some more testing with my Pi's. So far I only tested...
View ArticleTroubleshooting • Re: SSD's wont write faster than 45 MB/s... why??
maybe adapter relatedpost the lsusb with drive attachedthe usb power is shared across all usb's, so depending what you have plugged in and how much power there drawingStatistics: Posted by kerry_s —...
View ArticleGeneral discussion • Re: Battery for the raspberry pi 5
Drill batteries are the favourites and probably safest, you'll need a good 5A+ buck converter.Statistics: Posted by pidd — Sun Mar 10, 2024 1:18 am
View ArticleTroubleshooting • Re: bullseye64: red screen on SECOND boot
After initial boot, fully update and reboot before doing any intricate configuration, when I've updated and done configurations without the reboot I've come unstuck a few times in the past.Statistics:...
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General discussion • Looking fpr a particular heat sink
At https://www.reddit.com/media?url=https% ... lhl931.jpg is a very interesting heat sink apparently made with copper wires as radiators. It seems quite efficient but I don't know if it's a prototype...
View ArticleGeneral discussion • Re: I want to make a cluster of raspberry pi as a server
FWIW Wordpress Performance Tuning https://www.google.com/search?q=wordpre ... e&ie=UTF-8MariaDB Performance Tuning https://www.google.com/search?q=Mariadb ... e&ie=UTF-8Statistics: Posted by...
View ArticleGeneral • Re: How to use the summation function in DMA CRC Calc
Thanks, the sleepy me thought there is a adder, but it's all under the checksum categoryStatistics: Posted by Eugenio2112 — Sun Mar 10, 2024 2:02 am
View ArticleGeneral discussion • Re: Looking fpr a particular heat sink
that seems like a DIY job to me.Statistics: Posted by kerry_s — Sun Mar 10, 2024 2:03 am
View ArticleUbuntu • Re: Unable to update Bootloader version - Raspberry Pi 5 / Ubuntu...
1. Boot the latest Raspberry Pi OS (Lite or Desktop) on any device (SD Card or USB).2. Run:Code: sudo apt update && sudo apt full-upgrade3. Use Raspberry Pi EEPROM Mananger:Code: chmod +x...
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Troubleshooting • Re: RPi3B+ isnt booting
is there a way to boot without external drives? like using internet? the pi3 can boot from the network, but youll need to run a tftp server on the router, and adjust your dhcp settingsStatistics:...
View ArticleGeneral discussion • Re: Inverting x on TransformationMatrix in config
Turns out I needed this: Option "TransformationMatrix" "0 1 0 1 0 0 0 0 1"Statistics: Posted by Horsepants — Sun Mar 10, 2024 2:14 am
View ArticleGraphics, sound and multimedia • Xorg kernel problem on RPI5 (Debian 12...
I have a fairly new Raspberry Pi 5 w/4G ram that from time to time Xorg crashes with a "kernel: Unable to handle kernel paging request at virtual address " message. The Xorg process goes zombie and...
View ArticleCamera board • Understanding HDR & Camera Tuning on RPI5 + HQ Camera
I'm trying to get good bright pictures of the sky at night, whilst suppressing the glare from streetlights.I get unusual behaviour at night in HDR mode. I have a RPi5 and a HQ camera.These are the two...
View ArticleNetworking and servers • Pi Pico W website update
I am trying to modify this example:https://randomnerdtutorials.com/raspber ... cropython/ and send data from the Pico W back to the webpage without being requested by the webpage. I can send to to the...
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