Camera board • Re: libcamera-raw with circular and signal
The "--circular" parameter to rpicam-vid is very close to what you want. Documentation is here, and scroll down a couple of pages.You can configure it for a 64MB buffer which will be kept in memory,...
View ArticleCamera board • Re: Do I need to update my raspberry pi 4 model b OS for the...
You need at least Bullseye so libcamera / rpicam is present.Statistics: Posted by gordon77 — Mon Feb 05, 2024 9:23 am
View ArticleGeneral discussion • Re: Energy Saving Mode
Do you want it off for an hour then on for 20 minutes or off for 20 hours and on for a minute? The second option could use other devices, with higher power consumption, but with a built in clock to...
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SDK • Re: Pico SDK compilation question re placement of preprocessor directives
Yeah - that is hard to imagine - for sure... perhaps even silly. Not so silly. The intended use with the SDK is that you define a board file that defines all your pin usage; a board that uses all the...
View ArticleGeneral discussion • Re: TCExam
Does anyone have experience getting TCExam working on a raspberry pi? I can get everything loaded but when I try to log in it just reloads the login page again. I have apache2 php8.3 and mariadb and...
View ArticleFrançais • Re: gpio c++
salut les gars!donc j'ai creer un projet sur git dbrion1 : je vous trouve pas pour vous mettre en administrateur sur git merciPas étonnant: je suis uniquement consommateur occasionnel de git (pas le...
View ArticleCompute Module • Re: DPI display with CM4
sure will do, but in my project there are whole lot of dependencies which support till Debian v11 only.Statistics: Posted by neetesh — Tue Feb 06, 2024 8:51 am
View ArticleTroubleshooting • Re: calculating Volume using US units
If you want your calculation checked, then you need to show it, like in a maths test -- line by line, labelling what you think you are calculating and the intermediate result. Like the earlier example...
View ArticleCamera board • Re: URL with Camera module
If you get the latest rpicam-apps package through apt, this (hopefully) ought to get your above rpicam-vid command line working. Note that I have only tested this with ffplay on the client side. VLC...
View ArticleAutomation, sensing and robotics • Re: Decoding WWVB signal using pigpio
What are you using as a receiver? WWVB's frequency is right where a bunch of harmonics for LCD backlights kick in, so it's easy to pick up accidental noise instead of signal.Universal Solder's EverSet...
View ArticleC/C++ • Need help to implement MCP23S17
Hi ! I'm currently trying to read value from digital encoder connected on a bit expander but i've not found much example how to proceed. I've create a table that i communicate to my function to read...
View ArticleCamera board • Re: 2 cameras on rpi5
Hi, perhaps you could describe in more detail what you are doing? "libcamera-still -t 0 -k" does not apply any zoom, so far as I know. Are you talking about digital zoom or something else? Also, I'm...
View ArticleTroubleshooting • Re: V1 camera not recognized on a Pi5 with modified kernel
This is the output of lsmod on my Pi5: https://sawistowski.net/dvb/lsmod.txtMarekStatistics: Posted by mareksaw — Tue Feb 06, 2024 9:14 am
View ArticleNetworking and servers • Re: [31/01/24 getting Urgent] sharing connection...
I don’t need to host an acess pointI need to convert a wireless connection into a wired connectionLike Network Manager shared to other computersBut without charging to 10.42.0.1 as I already you that...
View ArticlePython • Re: very noisy SoC temperature measurement (RPi5)
After reading all this, I just round the temps to the nearest degree, which I think is good enough for my purposes.This is a perfectly valid choice. However the way you do it doesn't address the noise...
View ArticleInterfacing (DSI, CSI, I2C, etc.) • Re: ttyAMA10 belongs to tty group, can't...
I cannot find a likely reason that systemd would start a getty service on a serial port that is not a kernel console in that boot.Regardless, we can try this:Code: sudo systemctl mask...
View ArticleOther projects • Re: Using Raspberry Pi to make USB 3.0 device wireless?
The scope I use is a Pico 4425. And yes it send data to the PC via USB. I took a look at your link and they do have Pico's for a planned project later down the line.There are some non-Raspberry linux...
View ArticleBeginners • Re: Can not access internet but Wifi connected
100.74.7.254 is a public IP address.Given the 'right' (wrong!) circumstances anyone can try and get access to your computer over the internet.There are automated scanners that roam IP address spaces...
View ArticleTroubleshooting • Re: Pi Zero 2W Hangs Up When Powered On For a Day
As in that other post, did you use sudo to “ Edit /etc/dphys-swapfile to change CONF_SWAPSIZE=100 to CONF_SWAPSIZE=2048. After making the change, restart the Pi.”In a Terminal:Code: sudo nano...
View ArticleFrançais • Re: Python 3.11.2 bloc quand j'execute mon code
En ssh du RPI 5 au PC Ubuntu ça fonctionne pasC'est un peu insuffisant pour obtenir de l'aide!Il y a un message d'erreur? il y a un blocage?Statistics: Posted by PhL91 — Wed Feb 07, 2024 9:19 am
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