Camera board • Re: picamera library not found?
The Picamera2 library, pre-installed in all recent OS versions, is the replacement and has for some time been the recommended way to control Pi cameras from Python. Manual to be found here.Statistics:...
View ArticleAutomation, sensing and robotics • Re: Can't measure resistors
It's for archaeology, so it needs to be accurate enough to detect ditches and walls underground. I've read that a 3 to 5% difference would be acceptable. I'm not expecting readings to be consistent...
View ArticleGraphics, sound and multimedia • Re: Raspberry Pi5 and VGA666
Ohh that was probably causing the color issue because I thought it was mode 4.Anyhow I'll go with mode 6 instead and change the pin modes in the overlay to make use of the pin 20.This is the only DPI...
View ArticleGeneral discussion • Re: Cloudflare checks if I am a human - forever - on...
Humm might be a Bookworm/Firefox thing. 3B+ running Bullseye works just fine on Chromium, so its not just a Pi memory size thing. Not sure if I am willing to bother installing Firefox on that install...
View ArticleBeginners • Re: GPIO to VGA
I was going to recommend the Amazon Basics adapterNot one of Raspberry Pi's own official HDMI to VGA Adapters ?https://www.welectron.com/Official-Raspberry-Pi-HDMI-to-VGA-Cable-Black-1mThe number one...
View ArticleCamera board • Re: Camera not detected
Which other commands are you trying?The legacy stack (raspistill, raspivid, vcgencmd get_camera) is deprecated, so it not working is expected.Statistics: Posted by 6by9 — Wed May 01, 2024 9:35 pm
View ArticleAutomation, sensing and robotics • Re: can anyone help me with which...
It's how I start my projects sometimes, with a "how are others doing it?" and then go from there.Seems that is what the OP is doing. Posting here to see how others here have done it and how did it...
View ArticleTroubleshooting • Ethernet not working RPi 2 Model B, WiFi works fine
Moved house and now the wired internet isn't working. Changed ethernet cables and still doesn't work. Have a constant orange LED and a flashing green one on the RPi. The cable is connected direct to...
View ArticleGeneral discussion • Re: Learning Python and the Raspberry Pi in general
Here are some resourcesRaspberry PI Foundation https://www.raspberrypi.org/Raspberry PI Foundation Projects https://projects.raspberrypi.org/enRaspberry PI Cookbook...
View ArticleGeneral • Re: adc_read() spurious longer execution (PICO)
Here is a test running the function from ram, with the same spurious longer response times.Code: void __not_in_flash_func(Sandbox_ADC) (void) { uint16_t adc0_read =0x0000; uint16_t adc1_read =0x0000;...
View ArticleOfficial Display • 7" touchscreen not powering on
I have Pi 5, and am trying to use the 7" touchscreen. I did buy the Rpi 5 display cable ( https://www.sparkfun.com/products/23683). I am powering my pi with a 25 watt power supply (5V, 5A) via the...
View ArticleUbuntu • Any installable Ubu-based images for pi5?
Hi there everyone,I'm one of the, apparently, many people that can't install 24.04 on pi5 using pi imager to install on an SD card(this thread describes the issue). My issue is identical, the fix...
View ArticleInterfacing (DSI, CSI, I2C, etc.) • Best C++ replacement for pigpio on Pi 5...
So I just now saw that the new chipset on the Pi 5 means that pigpio is no longer going to work. Woof. That kills me.I've seen the discussions now from a few months ago, for example...
View ArticleBeginners • Re: Getting audio to play on bluetooth speaker with sudo
I went into raspi-config, Advanced Options --> Audio Config, it seems like my audio service was defaulted to Pipewire instead of PulseAudio. I switched it to PulseAudio and then rebooted (lost...
View ArticleGeneral discussion • Re: General question about instruments to use
May need just the slightest miniscule clarification - are these real raffic signals on public roads or an experiment with a few LEDs (red,amber green) ?Statistics: Posted by neilgl — Thu May 02, 2024...
View ArticleUbuntu • Re: Ubuntu 24-04 desktop64 installation fails
Another brief update on this; I finally managed to build an image with a backported fix. I've updated LP: #2064208 with links to the test image and testing instructions for anyone interested who can...
View ArticleGeneral discussion • Re: Picamera2 and opencv doesnt show a new window in...
Code: import cv2from picamera2 import...
View ArticleMicroPython • Re: How to control ESC with Raspberry Pi Pico W?
Do connect the 5V for the ESC to Vbus. There is an internal diode between Vbus and Vsys which might need a little bit of voltage.For a test, disconnect the motor completely and connect the motor to...
View ArticleInterfacing (DSI, CSI, I2C, etc.) • Software PWM - What is reasonable Max...
All, I've worked on a software PWM implementation using an interval timer signal (timer_create()) and used pthreads to isolate signal handling to a single thread that uses the kernel ioctl gpio access...
View ArticleTroubleshooting • Re: apt update - Not generating any updates for bookworm 12
Try sudo apt update && sudo apt dist-upgradethat should update your system to the latest available fixes.Statistics: Posted by DougieLawson — Fri May 03, 2024 8:33 pm
View Article