Advanced users • Re: power button shutdown
in .config/wayfire.inichange the pwr command tosystemctl poweroffStatistics: Posted by kerry_s — Thu Jan 18, 2024 7:38 am
View ArticleGeneral discussion • Raspberry Pi 4 OS getting corrupted on every boot (power...
Hi all,I am new to Raspberry PI 4.My Raspberry PI 4 having the issue as followsAfter every Fresh installation of OS Desktop is coming, All USB ports are inactive (not detection Keyboard, mouse lights...
View ArticleTroubleshooting • Re: RaspberryPi5
Did you use imaging application software to copy the software?https://www.raspberrypi.com/software/That flashing led usually means it cannot find a valid operating system.The uSD could be faulty but...
View ArticleMicroPython • Re: mpremote over UART/RS485
It's handling that multi-drop half-duplex which would seem to be the issue, both on the Pi or PC host, and at the Pico end.Oh yeah, I didn't realize that the protocol itself might be full-duplex. But...
View ArticleTroubleshooting • Re: Raspberry Pi 5, Camera Module 3 Amazon Kinesis Video...
Board version: 3 Model B or later.kernel version 4.9 or laterGet a Pi3 or 4 and Bullseye and try again.That is an old tutorial and will not work with the new kernel and Pi5.Statistics: Posted by...
View ArticleC/C++ • Re: why are memory barriers not used in projects like pigpio
@cleverca I don't think the problem only affects the bcm2835, because the same recommendation is in the bcm2711 datasheet. As for multiple cores, I think that out-of-order execution would only apply...
View ArticleTroubleshooting • Raspberry pi 400 with 2 LCD issues.
Hello. I am solving one problem. I have a Raspberry pi 400. I use 2 monitors for work. But sometimes I only need one monitor to work. Even if I have one monitor off, the Raspberry still adjusts the...
View ArticleOther projects • Re: Raspberry pi 5 UPS with 12v Buck converter
This does work. I am using a 12v 3A dc cig lighter input.Just remember to putPSU_MAX_CURRENT=5000in eeprom config. WIthout that it wont work.It seems:[config.txt][all]usb_max_current_enable=1may also...
View ArticleOther projects • Re: Pi 5 Portable Project Power Question
The Waveshare screen does have an additional micro USB port for power only, so I suppose I could theoretically use a buck converter to bring that 12v power output down to 5v and power the screen from...
View ArticleInterfacing (DSI, CSI, I2C, etc.) • Re: Using SPI with CE0 and CE1
It seems that I needed to openspi.open(0, 1)not just passing spidev.SpiDev() to nrf24Statistics: Posted by SudoRaspi — Fri Jan 19, 2024 7:13 am
View ArticleGeneral discussion • Re: How to power raspberyy pi 5 on mobile projects
Helloi want to know how can i power Raspberry Pi on a mobile project like a robot or an RC car. For RPi 4, I used the LM2596 voltage regulator to regulate the voltage of my lipo battery for the usage...
View ArticleGeneral discussion • Re: Trouble with SSH on a raspberry pi 4 & a Rpi 5
I'm no expert at this, but usually I put the username in the ssh command, example: ssh pi@192.168.20.14But I'm usually doing this from a Linux machine to another Linux machine.Statistics: Posted by...
View ArticleBeginners • Re: Pico is not detected in Windows
Too late now but Windows or any other OS on any computer cannot even know if any USB device at all is plugged in using a cable that has only power wires.Statistics: Posted by drgeoff — Fri Jan 19,...
View ArticleNetworking and servers • Re: Add multiple Wi-Fi networks for connection
Have a look at these:https://www.jeffgeerling.com/blog/2023/ ... 2-bookwormviewtopic.php?t=357739Statistics: Posted by deepo — Fri Jan 19, 2024 7:46 am
View ArticleGeneral • Re: Using a Pico to output a 12v signal to a latching relay.
In general, this is certainly possible, and probably not even hard.If you're trying to reuse a switch already installed in the car, well, that could be complicated. You might be able to read the...
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Python • Re: very noisy SoC temperature measurement (RPi5)
More like:The temperature from vcgencmd is in red. A cpu stress was initiated at midtime of the experiment.Script to reproduce:Code: import subprocessfrom time import sleepfrom math import pifrom...
View ArticleNetworking and servers • SSH Connection fails after a few minutes
Hi,I am using Windows 11 (64) on a Lenovo Laptop and trying to connect to a PiZW2 running latest OS (Jan 2024)I want to VNC from my laptop, and use VSCode on my laptop remotely for Python...
View ArticleBeginners • Re: Looking for proper steps for in-place upgrading from Buster...
The facts of the matter are these:1) There really isn't any good reason to "upgrade" - if what you have works.2) Once a certain point is reached, OSes tend to get worse not better. The "Change or Die"...
View ArticleNetworking and servers • Re: SSH Connection fails after a few minutes
Hi,I am using Windows 11 (64) on a Lenovo Laptop and trying to connect to a PiZW2 running latest OS (Jan 2024)I want to VNC from my laptop, and use VSCode on my laptop remotely for Python...
View ArticleTroubleshooting • Re: Unable to make my 'eth0' connection autoconnect on startup
It seems the issue is with "PolicyKit" (or "polkit"). I am not sure if it is due to me using SSH to access the Pi, but anyway I can disable polkit-authentication by editing...
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