Troubleshooting • Re: pi-gen to generate a Bookworm image with X11 as default
For screen and touch rotation in Wayfire you want to add a section to ~/.config/wayfire.ini withCode: [output:HDMI-A-1]mode=800x480@60000position=0,0transform=right[input-device=<appropriate device...
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Troubleshooting • Re: Using pi 5 with usb thermal camera
I am facing the same problem. However, I only see these hoizontal lines when working with a RPi5. When working on a Windows PC these lines are gone. Could it be any hardware setting of the...
View ArticlePython • Re: Entering digits without pressing "Enter'
Here is a Python implementation of my earlier C code post. The C code is run from Python via a system call. It's not pretty, but it works.Code: 1. Download the two programs below: C code key.c Python...
View ArticleGeneral discussion • How to analyze if the output of adc is right or wrong
Hello,I recently started working with Raspberry Pi, python and ADC. I am currently using adc ADS1115 to convert a 1hz sine wave to digital values. I configure the register of the adc using the...
View ArticleTroubleshooting • Re: RasPi 4 Model B 4G HDMI0 display black screen 1st time...
I'm first time RasPi user. I know lot of people ask similar topic and I have been through most of them and still unlucky to resolve my problem. I bought CanaKit Raspberry Pi 4 4GB start Pro kit this...
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Interfacing (DSI, CSI, I2C, etc.) • Re: CM4, DSI data append one pixel every...
Demo board settings is also 454x454 (0x01C6). And timing is same as originals values was. I changed original values to my current code.Statistics: Posted by Peksu — Fri Jul 26, 2024 1:25 pm
View ArticleBeginners • Re: Help with connecting libraries
We normally use the import statement in Python to use librarie e.g. Code: # blink.py (put LED + resistor on GPIO21 and GND)import RPi.GPIO as GPIOimport...
View ArticleGeneral • Re: Integrated RP2040 silicon
The PoE circuit is not usually the cost issue, its the voltage convert which is usually the problem. You can get a PoE device for 10-15 dollars from TP-LINK. I was not able to find an effective way to...
View ArticleTroubleshooting • Re: Raspberry Pi 4 Not working
Hi I have been using my Pi 4 as a headless machine and using my pc to ssh into it. I was using it for a couple days and then I stopped for about 5 days, I go to power it on today. I can no longer ssh...
View ArticleCompute Module • Custom Device Tree Model Property
I'm working on a project that needs a custom device tree. I have a custom carrier board for the CM4 that has a lot of on board devices that needs to be configured and it doesn't make a lot of sense to...
View ArticleGraphics, sound and multimedia • Re: Can not get udemy drm protected videos...
If you go here, does it show as "using widevine" and play the test video?widevine should work out of the box on chromium and firefox on RPiOS (without needing to adjust settings or install...
View ArticleCompute Module • Re: Custom Device Tree Model Property
Yes, the bootloader sets the model string so that it includes the board revision, etc. I can't think of a way of preventing that.Statistics: Posted by PhilE — Fri Jul 26, 2024 1:50 pm
View ArticleGeneral discussion • Re: Discount on multiple pi4 order?
I don't particularly like such contracts as I consider them to be fundamentally anti-competitive, market interference, bad for resellers and consumers. It's often done to stop resellers under-cutting...
View ArticleSDK • Re: How can I profile basic functions for the RP2040?
Learning about the disassembly file really helps!I can now at least see what the compiler is generating. In fact, I will be starting a new topic on what I *thought* would have been optimized code but...
View ArticleOther • Re: Booting issue with SD Card
My original debian trixie imag before updating works fineMy Raspberry bookworm image works fine also.Should I start over?Statistics: Posted by maybl8 — Fri Jul 26, 2024 2:04 pm
View ArticleGeneral discussion • Re: When will there be a Raspberry Pi with at least 16GB...
Just noticed there is nothing in the official Raspberry Pi documentation that tells you how to increase the amount of swap allocated on Raspberry Pi OS. The default is 200MB (100MB on older releases)....
View ArticleC/C++ • Re: DHT11 code works with python but not C++
If it makes a difference, the specific sensor I have is the Pi Hut DHT11 Temperature-Humidity SensorStatistics: Posted by AntiRix — Fri Jul 26, 2024 2:14 pm
View ArticleSDK • I'm curious why my sloppy code is actually smaller than optimized code...
My apologies for posting so much code here. Please let me know if this frowned upon.I wanted to start a new thread that is related to my previous "How can I profile basic functions for the RP2040?"...
View ArticleBeginners • Re: Please help me connect phone to Pi 5 via Bluetooth.
You need an OBEX push server like obexpushd running on the Pi.OK, thanks.So, that wouldn't come with the desktop?It has Bluetooth. So it has BT, but without this?Right, installed the OBEX package that...
View ArticleGeneral discussion • Re: Found Raspberry Pi in Big Foot! :D
Yes, 3B. I should have realised as I've got a spare one right by me. The shiny chips confused me though.I assumed it had heatsinks fitted...Statistics: Posted by gordon77 — Sat Jul 27, 2024 1:05 pm
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