Interfacing (DSI, CSI, I2C, etc.) • Connecting Waveshare Display(s)
Hi all,I fear this is gonna be another "my Waveshare Display won't connect" tread.I'm currently trying to get the "8 inch DSI LCD (C)" to work on my Raspberry Pi 4 (4GB model).Having seen threads like...
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Troubleshooting • [Solved] USB port errors when coping data
I think it's worth to share what I recently found.During recent data transfer between two HDDs connected to USB3.0 ports I had completely no issue when coping from disk 1 to disk 2, but I couldn't...
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Java • Processing and OpenCV
Now that I have a Pi5 I wanted to test some Computer Vision.Been on my to do list for decades and I try every few years on Pi's.A real pain to install Tensorflow, it needs X which needs Y which needs...
View ArticleTroubleshooting • Raspberry PI 4b, hasn't been connected to wifi since the...
I don't have a monitor, use the remote connection, the last remote connection ended, shutdown. After connecting to the power supply again, I found that I couldn't connect to wifi, I couldn't connect...
View ArticleTroubleshooting • Windows serial putty not working
I followed instructions here https://learn.adafruit.com/adafruits-ra ... sole-cableon win11 23H2 with these drivers https://files.dlink.com.au/products/DGS ... tallGuide/(found via google after...
View ArticleTroubleshooting • Can anyone suggest why my Pi is running slow?
I am looking at a CM3+. It seemed a bit sluggish, so I investigated.I see the following values:vcgencmd get_config arm_freq arm_freq=1200vcgencmd measure_clock arm frequency(48)=600000000vcgencmd...
View ArticleGraphics, sound and multimedia • Zero2W with 32 bit lite - no i2s audio
I am working on a sound image based on raspiOS lite. I noticed with the 32 bit Bookworm Lite image that no sound is passed over the i2s interface. I use Code: dtoverlay=iqaudio-dacplus in the...
View ArticlePython • 10 bit value storage
Hi I'm a noob and I'm learning python and have a raspberry pi 5. I want to build a synthesizer with the pi that controls a 6581 sid chip via midi. I understand how to set the pins low and high but...
View ArticleMicroPython • Raspberry Pi Pico IR Receiver
I am creating a system which will do some actions upon receiving an infrared signal from a remote. This is my first ever electronics project so I have nothing other than a pico, breadboard, IR...
View ArticleGeneral • PIO hardware bug: Instruction-dependent sub-cycle jitter?
Some background first: I did a Pico project that outputted stereo audio directly to GPIO using a mixture of PWM and delta-sigma modulation, using PIO. During development, I discovered that some PIO...
View ArticleTroubleshooting • RPI notworking
Follow up for post viewtopic.php?t=365815 . RPi still not working. Keeping it connected to usb only red light is on and apparently nothing is turning hot. Cant seem to find the problem. I am sure its...
View ArticleBeginners • Copy file from raspberry pi to computer then delete it?
I have a .bat file on my PC in a folder that when I run it it copies a file to that folder from my raspberry pi.What do I add to the bat file to subsequentially delete that file from the raspberry pi?...
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Interfacing (DSI, CSI, I2C, etc.) • DSI screen + 2 x HDMI, is it possible...
I tried to find the answers in the official Pi documentation, on this forum, I asked the people at Pimoroni, and I have tried and failed with an adafruit-screen on the GPIO, but I could not find the...
View ArticlePython • No objects found within the specified OU
Hi.I'm trying to collect objects in our Active Directory, but I'm getting the same error all the time no matter what."No objects found within the specified OU."I have tried to change the ou_path, but...
View ArticleCamera board • Picamera2 capture_circular no preview
Why don't l see a preview with this example ?https://github.com/raspberrypi/picamera ... ircular.pyStatistics: Posted by gordon77 — Wed Feb 21, 2024 11:51 am — Replies 3 — Views 65
View ArticleAdvanced users • Booting RASPI4 / CM4 from external SPI Flash
Hi,is there a chance to boot Raspi4/CM4 with a minimal initramfs (RootFS, Kernel just few MB) from external SPI flash? Just as kind of rescue service.I know interfaces such as USB, PXE, PCIe, SD-CARD,...
View ArticleCamera board • Camera software update for Bookworm
Hi,This is just to let folks know that there's been a camera software update for Bookworm. As always, we recommend installing withCode: sudo apt updatesudo apt full-upgradeto make sure you get all the...
View ArticleRaspberry Pi OS • No Dİsplay When Overlay File System Enabled
I am trying to make my Pi read-only. I enabled both overlayfs and /boot/firmware write protected. But i can't get display when overlayfs enabled on my Pi5 GNOME Raspberry Pi OS. It just stuck in GDM...
View ArticleTroubleshooting • An app that works on Pi4 fails on Pi5
I have been using a Pi4 for a couple of years running various apps. I just got a Pi5 and one app (AirVPN client Eddie) will not run on the Pi5. I created a system disk with the correct 64 bit system...
View ArticleBeginners • media-ctl issue
Hi,I was playing around with media-ctl to increase the FPS while using libcamera-vid. Previously, if the resolution was not specified it defaulted to 1456x1088. After I ran this command :Code:...
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