Beginners • Re: Raspberry Pi 4 Model B Boot/display Issue
To save people looking...display: DISP0: HDMI HPD=1 EDID=ok #2 DISP1: HPD=0 EDID=none #0So the monitor is detected, and has a valid EDID.Statistics: Posted by jamesh — Tue Jul 02, 2024 8:39 am
View ArticleGeneral • Differences in .uf2 Loading: Picotool vs. Bootrom Loader
Hi all,I am developing a solution on top of a custom RP2040 board, and my code for it uses a special second-stage bootloader that can load another application from the flash and execute it. It also...
View ArticleGraphics, sound and multimedia • Re: Are there no USB speakers that are...
Self powered speakers (Logitech) driven from a cheap USB to 3.5mm audio device on my Pi5. When I really want to pump up the volume I connect it to my HiFi or instrument amplifiers.Statistics: Posted...
View ArticleGeneral discussion • Re: Pi Zero 2 W: Upgrading wpasupplicant package makes...
PI Zero can struggle with memory during upgrades - especially on the desktop version.Increasing the virtual memory (swapfile) size may help.Edit /etc/dphys-swapfile and change the CONF_SWAPSIZE=100...
View ArticleRaspberry Pi OS • IPv6 DUID determination
Hi folks,Can someone here can please tell me how to determine the unique IPv6 DUIDs of systems with Raspberry PI OS 11 and 12 that use NetworkManager? Knowing each DUID is necessary to configure my...
View ArticleRaspberry Pi Connect • Re: shell disconnection on load?
The kiosk page only refreshes once every 60 seconds, and right then there's a spike of activity. Otherwise, very little. I happened to run this batch invocation of top at the right moment to show the...
View ArticleGeneral • Re: High-speed counter
This is a good example, but I can't figure out how to implement automatic counting up or down depending on the input state. And is it possible that the hardware counter counts not up to 16 bits, but...
View ArticleItaliano • Raspberry PI 4 B - Connessione rete
Salve,premetto che provengo da ambiente Windows e mi sono avvicinato a Linux solo da alcuni mesi con l'intenzione di installare sulla mia barca un Rasberry per uso plotter cartografico.Ho acquistato...
View ArticleClik here to view.
Interfacing (DSI, CSI, I2C, etc.) • DSI Encoder and DSI Packet in Raspberry Pi 5
Hi,I am trying to learn MIPI DSI through raspberry pi. Is the DSI encoder in raspberry pi 5 hardware type or software type? I would like to play around with different DSI configuration(mode, color...
View ArticleGeneral discussion • Re: Raspberry Pi 5 question - no information in docs
Those voltage regulators are only good for up to 1A. Fine for a Pi 1 or Zero, but no good for a Pi 4 or 5.You need something with at the very least 5V 3A output. It might be better to use a fixed...
View ArticleTroubleshooting • Configuring Fixed Frequency and Bandwidth on Raspberry Pi...
Configuring Fixed Frequency and Bandwidth on Raspberry Pi CM4 for 2.4GHz WiFiHello everyone,I recently encountered an interesting issue while working on setting up a fixed frequency for 2.4GHz WiFi on...
View ArticlePython • Re: Python3 code for ps4 controller mapping
Any advice would be appreciated as I'm new to Python programming.As it says in your photo, but in different words.button_11 and button_12 are boolean variables - they are either True or False. (It...
View ArticleTroubleshooting • Re: Pi 5 not booting and freezing upon conencting hdd
Even with the 27W power supply, 3 spinning rust drives is quite a significant load.Picking a random 2TB Seagate drive - datasheetStartup current 1A.IIRC The Pi is only designed to supply 1.2A total at...
View ArticleRaspberry Pi OS • Re: Rpi zero W not booting
The ZeroW was released in February 2017. I'm rather surprised that a 2015 OS is said to work to some extent.Statistics: Posted by drgeoff — Wed Jul 03, 2024 8:53 am
View ArticleClik here to view.
Graphics programming • Re: Xorg weird issues: log flooded and memory leak
I've just made a test and saw that this error is not present on the same version of Raspberry Pi OS with Desktop (Bullseye).So I probably missed something, enabling X11 on a Raspberry Pi OS Lite...
View ArticleCompute Module • Re: CM4 Module Power up problem
Hallo,error found ... did not set the GLOBAL_EN low but nEXTRST ... so the voltages 1.8V/3.3V are fully on. And I have also solved my actual problem with starting the CM4 module. Problem war ein...
View ArticleMicroPython • Re: PICO does not execute with main.py....
It seems you don't need a loop, haven't used a Timer on the Pico before.As mentioned should be 'main.py' not 'Main.py'Statistics: Posted by rpiMike — Wed Jul 03, 2024 9:19 am
View ArticleAdvanced users • Re: Rpi routerless LAN network with static IP or dnsmasq?
I assume Raspberry Pi desktop OS defaults to eth0 down?I plugged the Wi-Fi AP into the Raspberry Pi ethernet port.I set eth0 to up, no IP and won't stay up after a reboot.Code:...
View ArticleTroubleshooting • Re: Waveshare 7" DPI + RPi Zero W - display not working
Just a quick update, since I have now multiple RPi dahboards working, I have created this tool for the monitoring:https://github.com/nekromoff/rpi-monitor-dashboardIf you have similar setup and need...
View ArticleAdvanced users • Re: Reading the RTC
I am trying to do something as close to "real time" as possible. Using a system call (IMHO) just adds overhead.But not so much overhead that anyone running code on a multi-tasking operating system...
View Article