Automation, sensing and robotics • Re: Flow Meter Not Reading
Presumably your flow sensors are connected to different pins? They must be.Your code looks as if it makes no effort to handle more than one sensor.I can only see one interrupt/event handler - you need...
View ArticleNetworking and servers • Re: nmcli, Network Manager CLI, has naming problem.
I do not know if there is an easy way for a script to run the following command then only run the second command if the first one fails.nmcli con up br0nmcli con up bridge-br0If you're talking bash...
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Troubleshooting • Re: Revert rpi-update on Pi 5
Update2: After a restart (crash or power loss idk) 3 HDDs are missing again. Seems this fix didnt help Statistics: Posted by Patrick_G — Sun Jun 16, 2024 8:35 am
View ArticleBeginners • Re: Do I need a pull up R for the GPIO PIN that goes to the data...
So no pull up resistor?It's an output pin. It will be high or low depending in the output value. Outputs don't need pull resistors.Statistics: Posted by rpdom — Sun Jun 16, 2024 8:36 am
View ArticleTroubleshooting • Re: failed to start service apache 2 with log in RAM
Hello, finally after looking at how other services work, in particular pihole, I thought it would be simpler to do as they did.Here's what I did to solve the problem:so I created the following file...
View ArticleCamera board • Re: Can't stream from Pi5 with rpicam-apps...
It looks like you may be sending an unencapsulated h264 stream to vlc, is that right? Unfortunately more recent versions of vlc no longer play h264 streams properly. Maybe try something like ffplay...
View ArticleCamera board • Re: Camera Module 3 Wide - Cannot allocate memory
Hi, I'm not really sure what may have happened to provoke the change. Here are a couple of things that you might try.1. Have a look at the output of "grep Cma /proc/meminfo". Depending on what the...
View ArticleCamera board • Re: Method does not work: picam2.start_preview(Preview.DRM)
...I entered the program from the example Picamera 2 library.But when starting it gives an error: "Commit failed"When I change DRM to QTGL, the camera window opens and the camera works fine.The DRM...
View ArticlePython • Re: super user command from Python script
Enjoy your Kool Aid.Statistics: Posted by BigRedMailbox — Mon Jun 17, 2024 9:19 am
View ArticleGraphics, sound and multimedia • Re: Rotary switch to change audio or video...
For the software part of such a project: SEOLMEDIA which is an interactive fullweb digital signage solution may be suitable.This software alone may be sufficient for this type of project to carry out...
View ArticleMicroPython • Re: pico W vs. DFPlayer - Raspberry pi and sound
Just checked my dfplayer with an arduino and it worked totally fine...Do you have experience with other mp3 moduls and could recommend a good one?Statistics: Posted by Greg50007 — Tue Jun 18, 2024...
View ArticleTroubleshooting • Re: Unable to change wallpaper (Bookworm - RP 5)
Yes, when I tried to set a random picture as wallpaper nothing happens. Seems like the GUI has an issue, but I'm not sure.you messed up permissionsit's recommended not to run any gui as sudo/rootAll...
View ArticleGeneral programming discussion • Re: Trying to write a command to edit folder...
I do that with the mv (move) command.mv ~/test ~/none-testStatistics: Posted by DougieLawson — Tue Jun 18, 2024 7:56 am
View ArticleCamera board • Re: Pi camera module v1 and AI kit performance issue?
Yes, it matters whether you are logged in directly or remotely, either with ssh or VNC.In both cases, the preview usually works best if you add "--qt-preview" to the command line. This gives you a...
View ArticleCompute Module • Re: Is it possible to use The eMMC boot partitions...
OK. Yes I already saw the tryboot method, but writing a text file (autoboot.txt) is not a failsafe (atomic) method for switching the partitions.Statistics: Posted by mzme — Tue Jun 18, 2024 8:05 am
View ArticleBeginners • Re: TV LCD NO CONNECTION
I connected the HDMI on the first port near to the power, I connect to my monitor so i can have a displayThe log looks fine. Can you just confirm what you were connected to when you captured the...
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Raspberry Pi OS • Install raspberry pi OS on pi 5 using phone or Mac
Good day to all of you,I only have access to my Android device's SD card reader to write the media OS for Raspberry Pi 5.Since my Mac doesn't have an SD card reader, can I use a USB drive to write the...
View ArticleGeneral • Re: Need to get a uf2 from a pure assembly program
Keeping things very simple for now, could Picotool be used to place a program in RAM at a specific starting point like this?Yes it can. Normally used with an .elf or .uf2 file that has the addresses...
View ArticleCamera board • Re: More FPS for HQ camera on RPI 5
I tried with Picamera2 capture still in full resolution RGB888.I measure the fps of the request loop without any processing or saving. The fps exceeds 20fps whereas previously it didn't exceed...
View ArticleSDK • Re: [Solved] Question regarding callbacks for MQTT
Do yourself a favor and document it, especially as it is still changing. I had to deal with loads of undocumented code in my programming life, and it is always a pain. Imagine debugging a 20 year old...
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