Troubleshooting • NetworkManager/dispatcher.d scripts not being executed for...
I have a script that I want to be executed when wlan0 is taken down. I have tried both the following: a) place a script in /etc/network/if-down.d; b) place a script in...
View ArticleCompute Module • Re: CM4 freezing periodically in bootloader on soft reboot
To rule out file-system / kernel loading issues you can add sha256=1 to config.txt and compare the hashes in the UART log between good and bad bootsMy OpenWRT 23.05 build didn't have support for...
View ArticleOther • Re: Xterm title and bash prompt
2. My bash shell returns nothing for ${whoami}. I replaced it with ${USER} and it works.Because it should be $(whoami) not ${whoami}Statistics: Posted by rpdom — Wed Sep 25, 2024 8:54 pm
View ArticleGeneral discussion • Re: Do RPi's have a limited lifespan?
It's usually the power supplies that fail first; generally because they use electrolytic capacitors in a relatively stressful configuration. That replacing the power supplies for the first time...
View ArticleSDK • Re: blink_simple, pico2, cmake problem
Running on macOS 14.7 arm64, using self-built compilers (14.2.0), on the PATH.-- Check for working C compiler: /opt/gcc-14.2.0-1-aarch64/bin/arm-eabi-gcc - skipped-- Check for working CXX compiler:...
View ArticleTroubleshooting • Raspberry pi 4 doesnt boot :(
One of the DMG1012T n channel MOSFET that ispart of teh HDMI CEC circuit was desoldered from my raspberry pi 4, the 3v3 pin voltage droped to 1.8V and i would like to know what is happening...
View ArticleAdvanced users • Status LEDs to GPIO Header
I am trying to use the information from an old topic to set up the LEDs of the ethernet port to be outputs on the GPIO so an external RJ45 with LEDs can be used. The old topic in question is in the...
View ArticleAdvanced users • ADATA SD620 external SSD: eject does not function properly
I tried using an ADATA SD620 connected to USB3.0 on an RPi5 and RPi4B, under Bookworm and Bullseye respectively. Since I did not intend to use it as a boot drive but rather to move data between...
View ArticleBeginners • Re: Need help with setting up.
Thank you all for helping, and sorry for asking so many questions. I downloaded Nginx, but it seems like this is used to create your own webserver, while I want to visit an already existing website....
View ArticleGeneral discussion • Waveshare 1.69 display and Raspberryt PI 5
I have been struggling for hours trying to get the waveshare 1.69 240x280 SPI display to work ith a raspberry pi 5 running stockbookworm 64bit OS. I tried to follow the guide on the waveshare website...
View ArticleDevice Tree • Re: Using TI PCM3168A audio codec on RP5
Have you looked at other audio overlays? There are many in our tree, including audiosense-pi: https://github.com/raspberrypi/linux/bl ... verlay.dtsSome clocks are controllable, but the purpose of the...
View ArticleGeneral • Re: pi pico 2040 stops working after a while
Ah, so it's a Pico W (original? are there clones?) without any soldered headers. Micro USB plugged in to a PC Win 11. From the Github page, I gather you are running MicroPython for Pico W. Correct me...
View ArticleTroubleshooting • Re: Signal fails to install
Pi-Apps installs the unofficial Signal app. Or just download it and use apt to install it.https://github.com/dennisameling/Signal-DesktopSignal Unofficial (arm64)This repository is a fork of the...
View ArticleBeginners • Re: how to connect to headless raspberry pi without network
Yes, any TTL serial to RS232/423 adapter that runs off 3.3V should be suitable for connecting to any Pi's UARTs. Just don't use a 5V device or connect them direct to anything other than another 3.3V...
View ArticleCompute Module • Re: CM4: Skipping PCIe LTSSM rx-detect?
.... it turns out that I didn't need to do this on the Raspberry-pi side. There is an option in the PCIe spec to skip rx-detection if the other end starts transmitting data & and it appears that...
View ArticleSDK • Re: What else is blink example doing?
Thanks,That's what I am learning. The documentation explains a lot except some of the more common mistakes. I am able to write the programs I want but learning what hoops I need to go through to...
View ArticleHATs and other add-ons • Re: A case for rethinking Pi5 cooling
@piddWell, Chris Barnatt's data is pretty conclusive, I guess.Ah yes, I was talking about the official case with its standard fan, I thought it would be the other way around..On the temperature and...
View ArticleGeneral • Re: RPi Pico PWM Switch time
Bitbang just means using the GPIO to produce the pulses (coded in software, as opposed to using a peripheral). Since generally you're never signalling faster than 1200Hz == 833 us per output cycle, on...
View ArticleOther projects • How can I disable GPIO button presses while video is played?
I have this project where I am making a sort of space ship command panel for use in the kindergarten I work in, where I aim to integrate a Raspberry Pi in the kids' play. I use buttons to execute...
View ArticleOther projects • Re: Initiate commands through QR code/bar code with camera...
This will be used by kids down to 3 years old, so I need something simpler than that. I need to be able to just power up and have it running straight from the command line, completely offline, and...
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