Bare metal, Assembly language • PWM serialiser mode on RPI5
Hello,I wrote a routine to send an SDLC frame (NRZI) via PWM in serialised mode to replace TX of a Zilog ESCC (with GPIO cycles) originally on the CM4 and now on the RPI5 (RP1). This mode is also used...
View ArticleGraphics, sound and multimedia • Options on HW encoding on Pi 5?
Are there any options to get a HW acceleration of video encoding on Pi 5 with external hardware? I need to encode a full hd video stream in real time (~5 fps) with any codec, it doesn't matter. Pi 5...
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General • How to use the summation function in DMA CRC Calc
Statistics: Posted by Eugenio2112 — Sat Mar 09, 2024 2:13 pm — Replies 1 — Views 25
View ArticleCompute Module • Compute Module 4 GPIO Function Guide
Hi,I have gone through various forum posts claiming conflicting things and would like to put all the findings in place and clarify things.GPIO function availability depends on CM4 board and is...
View ArticleGeneral • How to share a library between bootloader and application
I'm about to write a bootloader for a can bus interface. The application just like the bootloader need the can bus library and I want to link the library in a specific section on the flash, so that...
View ArticleBeginners • Basic Linux programminh
I have use mant ypes of computers, mainframe and desktop for many years and used many languages but I have never used Linux before I started us8ing the Pi computer.I keep running into what may see to...
View ArticleTroubleshooting • RPi 5 disconnects from Wi-Fi
Hi, I have RPi 5 with RPi OS. It usually works fine, but sometimes the Wi-Fi connection crashes. I have not found a reason for that, everything seems quite normal. The crashes occure when I use Wi-Fi...
View ArticleGraphics, sound and multimedia • Zero2 analog synth demo
I put a demo video together introducing the Zoxnoxious analog synthesizer and showing how the software frontend, VCV Rack, interfaces to the headless Zero2 that runs the synthesizer. The synth is...
View ArticleGeneral discussion • how to disable all apache modules ?
Hellohow to disable all apache modules ?Thanksxx@xx:/var/www/html/music $ sudo a2dismod *ERROR: Module abcdefu.html does not exist!ERROR: Module antihero.html does not exist!ERROR: Module antihero.mp3...
View ArticleTroubleshooting • Raspberry Pi 5 - How to Install Newest Neovim
By default Raspberry Pi OS offers 7.2 Neovim. As the title suggests I'd like to install the newest version which is 9.5. What is the cleanest way to install the latest version and still receive...
View ArticleFrançais • configuration wayfire
Bonjour à tous,Je suis nouveau ici, mais en fait il y a plusieurs années que je lis ce forum et que je possède des raspberry pi.Sur mon Pi5 avec Raspberry pi os bookworm j’apprécie bien wayfire, et...
View ArticleGraphics, sound and multimedia • JOY-IT LCD7.2 ; how to focus on a part of...
Hello,I have this screen attached on a PI4.https://joy-it.net/files/files/Produkte ... 3-2019.pdf Assuming the screen would be in 4 area (top-left, top-right, bottom-left, bottom-right), is there a...
View ArticleCompute Module • CM4 official 7inch Display
Hi,first up, my apologies for asking about such a seemingly simple issue. I am a beginner regarding displays and after two days of trying, I am at my wit's end.I have a CM4 on a WaveShare Base Board B...
View ArticleTroubleshooting • SSH and Cannot display desktop
Non-stop issue every 3 days VNC logs into "cannot show desktop" on RPi 3b+. Then I SSH into machine but no commands can be run. I googled the hell outta this for weeks and changed the boot config with...
View ArticleNetworking and servers • Remote access to my dad's network - Wireguard, nftables
I want to remotely help my elderly dad with his computer.I have the following:A Mikrotik Router successfully creating a Wireguard VPN from my house (Network: 192.168.64.0/24 with wg endpoint:...
View ArticleOff topic discussion • Converseen - bulk image resizer
On of the programs I miss from Windows is Fastone which is a simple and very convenient image editor that can also perform bulk changes to image files. There was a similar program in Debian but it has...
View ArticleBeginners • Help Connecting 3x Motor Drivers & 1 Display to Pi Zero
Hi Everyone,I have a Pi Zero 2 and I want to connect 3 stepper motors and a display to it. I have 3x Adafruit TB6612 motor driver boards and the display I have is this small e-ink touchscreen...
View ArticleNetworking and servers • Rpi4 with Samba - Shutting down HDDs that are not...
Hello everyone,I have no idea where to start and that's why I'm here asking for support. I searched on internet and understood that there should be hdparm or udiskctl tools to be able to turn off...
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HATs and other add-ons • Pi 5 PCIe PWR_EN vs RST timing
Can anyone tell me whether the Pi 5 observes the PCIe standard specification for timing of the RST signal versus power rails? The specification says that there must be a minimum 100ms delay between...
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Troubleshooting • Raspberry Pi 5 - How to Change Keybindings X11
Some excellent information on this for the Wayland side of things here: viewtopic.php?t=367085However I do find myself switching to X11 for remote desktop support often enough that I need to transfer...
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