Camera board • rabbit hole getting picamera2 v0.3.15 -> v0.3.16 to work
Chronology of this issue:1) First had to downgrade to Linux 5.13.32 doe to my camera not having drivers compiled for Linux 6, and latest RPI not detecting it. 2) After I got it working with Picamera2....
View ArticleTroubleshooting • Re: Samba share with symbolic links fails on windows PC
There is your problem, NTFS has no concept of symlinks, it uses 'reparse points'.If you want to have any chance of your setup working, I think you are going to have to reformat the drives. Your...
View ArticlePython • Re: Bookworm-start script in virtual environment after reboot
There are other methods too, including getting the old way back. See section 4 of Bookworm vs Bullseye - A GuideStatistics: Posted by thagrol — Tue Jan 30, 2024 1:30 pm
View ArticleTroubleshooting • Re: Pi 4 USB boot oddity on KVM
I suspect your KVM is putting voltage onto one or both of the D+/D- pins. That confuses the PMIC on the Pi which then refuses to start up so the Pi refuses to boot.The only known solution is to find a...
View ArticleAdvanced users • Re: Using X11 to display Chromium on another computer
Cool!Always great with tutorials/notes.Excuse my ignorance though.If all you actually wanted to achieve was copy/paste, is there really no button combination that lets you do that in a mac terminal?I...
View ArticleMicroPython • Re: main.py is not running on reboot/hard reset.
I am currently investigating how to robustly handle connections, or rather failure to connect, loss of connection, etc, trying to figure out how to stop a Pico client or server just hanging forever...
View ArticleTroubleshooting • Re: Cannot control a servo motor precisely
It is not possible to read back the current position from that servo.The MG995 servo does not provide the feedback signal which would be necessary for that to be possible.Statistics: Posted by ttomnik...
View ArticleFrançais • Re: Gros probleme pour mon projet de fin d'annee
Je suppose que c'est une système d'arosage , peut être hydroponique, le servo est pour ouvrir une porte pour réguler la température.Le capteur ultra-son indique le niveau d'eau et arrête la pompe si...
View ArticleCamera board • Re: HQ-Camera Strange disturbances in the picture
From the Waveshare site this is a C mount lens designed for a 1/2.3" sensor format.So it is intended to be used with the CS/C adapter.It has been designed to just match to the sensor size in the HQ...
View ArticleBeginners • Re: NVME hat and Crucial P5 Plus 2TB PCIe M.2 2280SS SSD
The base plate I see online has no air flow for the SSD. The SSD will get hot with continuous writes. When I use something similar for a backup server, where there can be frequent 100 MB writes, I...
View ArticleAdvanced users • Re: Custom Raspberry Pi Build.
You just go though the menu configuration in buildroot and disable what you don't need. I think by default the Pi build includes drivers for everything on the board.Statistics: Posted by jamesh — Wed...
View ArticleCompute Module • CM4: Cannot read UART unless minicom is running
Hello,I am trying to access UART3 -> /dev/ttyAMA3 on my CM4 module. I have "dtoverlay=uart3" in /boot/config.txt. Before running my C program that simply reads /dev/ttyAMA3 and prints to stdout...
View ArticleMicroPython • Re: Pi Pico W - DHT11 - wrong number of pulses ONLY after 2 reads
This is obviously untested, but perhaps you could modify the library code to return BOTH temperature and humidity in a single step, so that you halve the number of times you have to access the sensor...
View ArticleHATs and other add-ons • Re: Integration of Pi5 active cooling module and...
Hi, we intend that the POE Hat for the Pi 5 will be able to be installed over the active cooler.Statistics: Posted by jamesh — Wed Jan 31, 2024 2:06 pm
View ArticleBeginners • Re: Pan and Tilt
Take a look at this: https://github.com/pimoroni/pantilt-hat Statistics: Posted by CharlyDelta — Wed Jan 31, 2024 2:12 pm
View ArticleGeneral • Re: Designing a PicoW development board for project
I'm looking to design inputs capable of reading up to 24 VDC Looking at some other designs It seems a common one is to use 20K resistors and a 3.3V Zener.It depends how robust you want the inputs to...
View ArticleCamera board • Re: Arducam 16MP AF camera on a Pi5 ?
I have updated https://github.com/Gordon999/Pi_Videoer so the Arducam 16MP (and hopefully 64MP) camera can be auto or manually focussed.The arducam cameras will focus faster on a Pi5, the Pi4 uses a...
View ArticleBeginners • Re: New 4TB SSD portable NVME drive (USB) critical target error,...
yes if you put another SD card in, shows the correct capacity. I tried several sizes 1GB 4GB 8GB and 32GB all worked ok.Also if you write a new partition table to the SD card it came with and put a...
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Automation, sensing and robotics • Improving distance for 433 MHz receiver
I have built a device that connects a 433 MHz receiver to a RPi 0W. I am sniffing the 433 MHz transmissions from a Maverick Redi-Chek ET-732 BBQ Thermometer. Below is a photo of the device:The...
View ArticleGeneral discussion • Re: Pico as VERY simple printer controller
It is probably possible. It should be as simple as writing the raw data directly to the printer. Many of the small printers emulate a serial port, so it shouldn't be too hard.I haven't tried it...
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