Advanced users • Re: Rpi5: Secure/Measured/Encrypted boot
The above are possible but time consuming and possibly expensive to do on a per device basis, and are mitigated by not having shared secrets across a fleet of devices.Question is if it is per-device...
View ArticleTroubleshooting • Re: Two RPi 5 dead
Have you got access to some eletronic test equipment?Yes. What do you suggest?An oscilloscope ideally. At the very minimum; a decent multimeter.Statistics: Posted by kip_the_elder — Wed Jul 24, 2024...
View ArticlePython • Re: Runtime error waiting_for_edge GPIO
The script was working fine with "Buster"But stopped functioning after a new SD card with "Bookworm" 64bit was used.The script now generates "runtime error: error waiting_for_edge"There is a drop-in...
View ArticleGraphics, sound and multimedia • Re: Help with logarithmic potentiometer
Yes, you can connect all the ground pins together.The way to be certain is to test with an ohmmeter. The resistance between ground and 3.3V should not change as the slider is moved.You may also want...
View ArticleTroubleshooting • Re: "dd" Command Won't Produce a Bootable SD card
What does fdisk -l show against the SDCard after you've ejected it and re-inserted it?What does dmesg | grep sd show?Statistics: Posted by DougieLawson — Wed Jul 24, 2024 12:31 pm
View ArticleAdvanced users • Re: How to enable integer scaling on the firmware?
What are you actually trying to achieve? Scaling say 1920x1080 to 960x540 and just averaging the the four pixels together?The firmware display stack is deprecated, so there are definite limits to any...
View ArticleOther programming languages • Re: Mojo - how intall on RasPi
today in old news i had read abot new language -> Mojo .For this language is compiller How install Mojo on Raspberry ? somebody aldready experimented ?Ref: https://www.modular.com/mojoMojo installs...
View ArticleAdvanced users • RP5: arch assigned 64-bit MSI address 0xffffffe000 but...
I am connecting an M.2 WiFi7 module (ATH12K) to my Rasberry Pi 5 (through the PCIex1 interface). However, I get the following error:Code: arch assigned 64-bit MSI address 0xffffffe000 but device only...
View ArticleGeneral discussion • Question regarding raspberry pi 5 and power delivery...
Hello,I just noticed that if I use my 45 watt laptop charger to power my raspberry pi 5 I will get the undervoltage error (both in the GUI and dmesg). My suspicion/working theory is that the pi asks...
View ArticleGeneral discussion • Re: Question regarding raspberry pi 5 and power delivery...
Hello,I just noticed that if I use my 45 watt laptop charger to power my raspberry pi 5 I will get the undervoltage error (both in the GUI and dmesg). My suspicion/working theory is that the pi asks...
View ArticlePython • Re: Help Request: Loading Python Script at Boot / Script Behaves...
I appreciate the continued attention on this. This isn't a problem I can solve myself, and I am grateful for your help.I edited my script to capture full traceback:Code: import RPi.GPIO as GPIOimport...
View ArticleTroubleshooting • Re: Pi 4 wifi works for a few days then I have to reinstall OS
I've disabled Ipv6 on the Pi wifi settings and also in the router settings. I can't find anything about lease length though.Why did you do that? What do you hope to achieve? IPv6 is a protocol from...
View ArticleNetworking and servers • Re: Wifi setup using NetworkManager on Bookworm
Thanks for the inputs. The Sococom script that set up the routing also added this to /etc/network/interfaces:auto wlan0allow-hotplug wlan0iface wlan0 inet dhcpwpa-conf...
View ArticleAdvanced users • Re: RP5: arch assigned 64-bit MSI address 0xffffffe000 but...
The 32-bit DMA and no-mip widgets should both combine to produce low MSI addresses.Remove all those lines (pci= prefixes don't do anything in config.txt, and probably won't help in the right place...
View ArticleInterfacing (DSI, CSI, I2C, etc.) • Re: CM4, DSI data append one pixel every...
Linux raspberrypi 6.6.41-v8+ #1 SMP PREEMPT Thu Jul 25 14:43:05 EEST 2024 aarch64 GNU/LinuxStatistics: Posted by Peksu — Fri Jul 26, 2024 12:08 pm
View ArticleTroubleshooting • Bug? Cannot find kernel headers for the running kernel...
Hi everyone.I recently installed the "Lite" (32-bit, no desktop environment) image on my Pi 4. It's a fresh and clean system, I haven't tampered with anything.My current goal is to compile the Alfa...
View ArticleGeneral discussion • Re: When will there be a Raspberry Pi with at least 16GB...
Out of curiosity, how many rows and how many columns does your spreadsheet have? I wonder if you should be using a database instead.Or use a different 'calc' program to the one they are using. Some...
View ArticleGeneral discussion • Re: Discount on multiple pi4 order?
Does anyone offer bulk discount?Only on older Pi it seems, Pi 3B etc.Getting rid of old stock or scalpers being caught out with the end of chipaggedon?Statistics: Posted by wildfire — Fri Jul 26, 2024...
View ArticleSDK • How to reboot the Pico W into disk mode from my code?
During development, I often need to re-flash my code on the Pico. To save me from having to unplug/replug the USB plug while holding the BOOTSEL button, I use the "picotool load -f" command...
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SDK • Re: How can I profile basic functions for the RP2040?
I know the following code compiles down to machine code which is 64 instructions shorter than the previous version. At a maximum this would be able to give you a 20% speed improvement. I don't know if...
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