Automation, sensing and robotics • Re: Gas Sensor MQ-7 Arduino and Raspberry...
analog signal (???) pass to level shifter 5V->3.3V (is it possible???)The breadboard view shows a small board which is possibly a "level shifter". Such level shifters are usually digital devices...
View ArticleBeginners • inverted mouse movements after rotating screen
Hi all.I rotated the display of my raspberry pi 5, and now the mouse movement is inverted.I connect to my raspberry pi using TigerVNC and rotated the screen in the configuration.The screen orientation...
View ArticleOfficial Display • Updated Display?
Hi everyone,I have a Raspberry Pi 3B and was looking to purchase the official display for it, but my only drawback is the poor resolution. Does anyone know if there is a plan to release an updated...
View ArticleHATs and other add-ons • Re: Raspberry Pi 5 HAT + case for extra NIC?
don't think that any off-the-shelf case will be available for these type of HATs.There are others as well, i.e. https://pineboards.io/products/hatdrive ... berry-pi-5 or...
View ArticleOff topic discussion • Re: What's on this sdCard
Now, all of that said. The Linux version I'm playing with on the PI5 is Linux MX, a derivative of Debian, and disgustingly, I seriously don't know how to load (mount) an sdcard ... a bit of step by...
View ArticleGeneral • Re: Using oscillator of different frequency with RP2040?
It has been quite a while, but I have been playing around a little with external oscillator modules if you want to check it out (video has English subtitles):https://youtu.be/lahF1O3cauMStatistics:...
View ArticleAdvanced users • Re: Testing class A2 SD cards with Command Queueing on Pi 5
The Samsung card's CQ support should be silently discarded and basic read/write commands should be used. The filter I implemented is quite broad.Code: [ 2.545617] mmc0: cannot verify signal voltage...
View ArticleCamera board • Re: Low FPS video capture through libcamerify
I've just tested with an IMX477 (HQ camera) as that was what I had on hand.1280x720 YU12 yes is varying in frame rate by default.Edit /usr/share/libcamera/ipa/rpi/vc4/imx477.json and reduce the max...
View ArticleTroubleshooting • OV5647 camera Camera feed suddenly freeze and turn off
Code: raspberrypi:~ $ libcamera-hello -t 0[0:16:07.567361252] [9929] INFO Camera camera_manager.cpp:313 libcamera v0.3.0+65-6ddd79b5[0:16:07.575907530] [9932] INFO RPI pisp.cpp:695 libpisp version...
View ArticlePython • Connecting RPI to RPI via SPI using Python
Hello, I am new to programing with the RPI and Python. I need to connect 2 RPI's to communicate over SPI bus (SPI bus is my special need) to send large data. For some reason i can even pass the...
View ArticleMicroPython • Re: Attribute error in a code that worked perfectly in the...
Do you have a link to the video you followed and details of what these 'chittiSat' libraries are, where they come from ?It isn't a youtube video, it's an online course. I want a solution soon, so I...
View ArticleAutomation, sensing and robotics • Re: Which DataBase for weather logging
I believe you'll want a Time Series Database and I see no need for relations. You're basically just make a CSV file into a database instead.Search on noSQL and TSDB.Something lightweight. TinyDB is...
View ArticleRaspberry Pi Connect • Re: rpi-connect systemtray error
ah.. one of my many faults... not reading thoroughly enough.Thank you very much for your quick replies!Statistics: Posted by Mahahaleel — Wed Jul 17, 2024 7:29 am
View ArticleCamera board • Re: New Pi 4 cant detect camera
The camera is an Arducam OV5647 Rev 2.0 (https://www.amazon.co.uk/dp/B012ETE75I? ... ct_details)It's connected by Ribbon Cable into the camera port.I've re-read the camera documentation and it doesn't...
View ArticleGeneral discussion • HQ camera cable on Pi 5
Is there such a thing available as round camera cables instead of the usual flat ones ?Statistics: Posted by TamsPi — Wed Jul 17, 2024 7:41 am
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Raspberry Pi Connect • Re: Raspberry Pi Connect - Paste to Remote
Using Firefox 128.0 on macOS Sonoma 14.5, I'm able to successfully paste from my clipboard into the remote device by first copying some text into my clipboard then clicking the "Paste to remote"...
View ArticleRaspberry Pi OS • Re: Error with networking manager
Hello everyone,Earlier today I installed something from PI-Apps. When I uninstalled it, I all of a sudden can’t connect to the internet. The button is gone, and then I went and tried to through the...
View ArticleTroubleshooting • Re: Raspberry crashes when doing any long operation
You could try limiting the max cpu clock to reduce power and heat.PutCode: arm_freq=800in config.txt.The default max is 1000MHz for the Zero 2W. I've got some of mine set to 800 because it seems to...
View ArticleBeginners • Re: How to connect RP to industrial machines to calculate OEE?
Manote,It would help if you provided more detail on the actual signals you need to monitor. Typically, actual voltage levels and rate of change.If these signals are simple DC voltages and within safe...
View ArticleAutomation, sensing and robotics • Re: Conection options with 5V relay
I want to thank especially ame for the quick answer with helpful aspects. I ended up soldering on a wire to the pin on the backside of the board for this session.Statistics: Posted by mvic — Wed Jul...
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