Graphics, sound and multimedia • Help with logarithmic potentiometer
Hello!I'm trying to do an audio project with is basically a rain "sound synthetiser". In fact i have 10 audio track controlled by 10 potentiometers (10k B103 ). By adjusting the volume of each track...
View ArticleBeginners • Re: Does writing a new OS to the SD card rewrite the EEPROM on...
Is it still possible to do so? I understand that user changes are preserved, but what about other data that was overwritten during the update? Is the previous version of EEPROM somewhere in the file...
View ArticleCompute Module • Re: Issues interfacing VL805 with CM4
Posting "dmesg | grep -i pci" might be more revealing.Statistics: Posted by PhilE — Tue Jul 23, 2024 3:20 pm
View ArticleTroubleshooting • Re: No video on vlc and other errors - raspberry PI 3A+...
The links do not work.A Pi3A only has 512MB RAM so it won't be fast starting/running a full desktop etc.Are you running Bullseye 32-bit with Desktop on the Pi3A or something else?Statistics: Posted by...
View ArticleTroubleshooting • Re: Video not displaying in Chromium 126.0.6478.164
I am also encountering this issue. Chromium Version 126.0.6478.164 on KDE Plasma.Firefox have no such issue.Below packages of chromium are installed:chromium-browser-l10n/stable,stable,now...
View ArticleTroubleshooting • Re: My Pi has no act light, wont boot
Carefully read and follow the instructions found here viewtopic.php?t=58151 I have to no prevail. None of the fixes helpStatistics: Posted by I_Eat_Pi — Tue Jul 23, 2024 3:41 pm
View ArticleNetworking and servers • Re: nftables conntrack does not work
Sorry for the incomplete configuration.I have to delete the line “ct state invalid drop” and change the input policy to accept to use apt update, ping, ... .Even then the ct counter does not...
View ArticleGraphics, sound and multimedia • Re: Help with logarithmic potentiometer
Looks like to be a ground loop problem.Could you post a picture of your setup?The gnd of the ADC converter should be at the same potential than the gnd of your pot.Also How long are your wire. Wires...
View ArticleRaspberry Pi OS • Re: Booting from zfs root
I would be interested to see a writeup of how you did this.Statistics: Posted by andrum99 — Tue Jul 23, 2024 3:52 pm
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Troubleshooting • Re: Two RPi 5 dead
Yes. What do you suggest?An oscilloscope ideally. At the very minimum; a decent multimeter.And measure what exactly?The multi-meter will enable you to see what the voltage is under load..and to see...
View ArticleAdvanced users • Re: RPI Secure boot not working as expected
To diagnose further we'd need to see the UART output from the device. Recent firmware will print the sha256 key hash stored in OTP which you could cross check against your public key files.Statistics:...
View ArticleCamera board • Re: Enable UART breaks IMX462
I wanted to use the IMX462 but could only find the Arducam boards easily. Arducam Support can't figure out why it doesn't work with UART1 enabled so I'm digging in deeper. I wouldn't mind bypassing...
View ArticleGeneral • [Docu]: Connecting to the internet with picoW.pdf
Hi Guys,a general question to work with the Pico / PicoW.When i read the documentation:https://datasheets.raspberrypi.com/pico ... pico-w.pdf The I get the impression to don't use the C SDK and use...
View ArticleTroubleshooting • Re: ntplib not on the Raspberry Pi 4
Thank you both! I've got it all sorted out now (and you indirectly solved another issue I was running in to).Statistics: Posted by typicalanybody — Wed Jul 24, 2024 3:32 pm
View ArticlePython • Re: Help Request: Loading Python Script at Boot / Script Behaves...
I made a run at starting the script on boot via systemd.Before making any changes, I confirmed that my python script was working correctly with command prompt input:Code: python3...
View Article日本語 • Re: ラズパイ4と5どちらにするべきでしょうか？
もし DigiKey で購入されるのであれば、一緒にヒートシンクも購入すると便利＆お手頃かもしれません。例えばコレとか。→ https://www.digikey.jp/ja/products/deta ... 7/10451876Statistics: Posted by mockun — Wed Jul 24, 2024 3:32 pm
View ArticleAdvanced 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...
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Advanced users • Re: Still use an SD alongside an SSD on Pi5?
Database. You need speed. The fastest on a Pi 5 is an NVMe SSD in a PCIe adaptor with PCIe set to speed 3. The speed is blinding. Things finish before you hit enter. If you stay with USB, you get half...
View ArticleTroubleshooting • Re: OS not booting
Thank you for your reply. The problem was the TV/monitor! I have used his particular monitor with every version of Pi up to version 3, including the Zero and Zero W, with no problem whatsoever. There...
View ArticleRaspberry Pi OS • Re: Raspberry Pi Zero W hangs and becomes unreachable after...
Might be related: when trying to update a rpi 1b, I get the same problem. Screen stays black (after the colorbox), no networking, nothing.Statistics: Posted by flok99 — Wed Jul 24, 2024 4:01 pm
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