General • Re: Pull-ups or pull-downs?
But the simple circuit with just the two LEDs (and their resistors), no switch, is better in some ways as it shows you the three possible states of the Pico pin - high low or undriven. There's a...
View ArticleGeneral • Re: How to Transfer Strings Between Two Cores on Raspberry Pi Pico?
Pass the pointer. However this requires you use global memory such as the heap. Use a wrapper for the storage which has an available method.I would avoid readString on Pico. Can we know the length of...
View ArticleCamera board • Re: Unable to use Pi camera with OpenCV 4 C++ on Bookworm
FWIW I got OpenCV 4.10.0 to build following https://qengineering.eu/install%20openc ... i%205.htmlRPi 4B with latest and greatest Bookworm up to dateD/l the 4.10.0 script and ran that (needs the usual...
View ArticlePython • Re: Output to .csv file in Chinese? Characters
My version of Libre Office Calc was defaulting to 'Unicode (UTF-16)' when I try to open a .csv file, which results in what look like Chinese characters.In my testing, LibreOffice correctly...
View ArticleTroubleshooting • Re: Raspberry Pi 5 Not Connecting to WiFi
After doing some research around this subject I would conclude that WPA3 on the Raspberry Pi 5 built-in Wi-Fi is currently broken, has been for a long time, and is likely to continue to be broken...
View ArticleTroubleshooting • Re: Fan and USB wont shut down after shutdown / booting
Use an official OS and boot your Pi. If the problem persists report back. If not yoi know it's related to your OS.Sorry, didn't bother reading yoir entire post as there are too many references to...
View ArticleGeneral discussion • Re: STICKY: PINN - An enhanced version of NOOBS.
For pi 5, I would assume you can add only after stable release of openwrt for pi5 is released.Correct. I don't create any images, I just convert existing ones.Statistics: Posted by procount — Mon Oct...
View ArticleTroubleshooting • Re: Recovery tips for failed Raspberry Pi 5 SD card after...
Thanks!I'm not running a custom kernel. I'm also running the recommended firmware/eeprom.So that is also my advice, use BTRFS for rootfs. It requires some tweaks here and there. You have to create the...
View ArticleTroubleshooting • Re: Pi5 won't resolve Umbrel.local
IP addresses don't need to be resolved so I suspect that isn't the problem there.Does it resolve if you don't use the .local suffix? With and without use very different methods to perform name...
View ArticleGraphics, sound and multimedia • Re: ADV7280M disabling I2P
What do you mean when you say that the unicam driver in kernel 6.12 has dropped controlling those devices via /dev/videoN?off-topic question, I tried to use rpicam-vid to preview video from ADV7180...
View ArticleGraphics, sound and multimedia • Re: h264_v4l2m2m Encoder Video Quality...
that makes sense thenso recomposing the puzzle and without looking at ffmpeg code, I would swear then that -qmin and -qmax options directly map to those V4L2 parameters in /dev/video13, used by...
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Graphics, sound and multimedia • Pi Audio Box, but I can hear the pi's...
Greetings! I hope this is the correct place to post this. I've also attached a visual diagram.I have a 5V/10a power source. The Pi 4 is powered by USB-C wired directly into the power source (cut...
View ArticleTroubleshooting • Re: [Resolved] SHT31 sensor - changing I2C address on the...
My bad. The subject line was misleading.I thought you wanted to change the i2c address of the device.If the ADDR pin connected to GND didn't change the i2c address, then the device is...
View ArticleCompute Module • Re: CM4 USB erased and re-install clean OS remembers everything
I suspect then that your USB device has failed and gone read only. Om windows and Linux that often means teh drive looks like you have written to it but the changes get no further than the OS disc...
View ArticleRaspberry Pi OS • Re: dumb mistake
Anyway to move them back?Not without another Linux machine, no. Remove borked driveIf anything on it is important take a backupFlash a clean RPiOS to a different SD card (or other boot media).Boot...
View ArticleGeneral discussion • No communication through to router
I'm beginning to create a homelab as a newbie and I'd like to set it up as follows:ISP Modem > Pi5 > RouterI will turn off Wifi on the ISP Modem and use the Wifi on the Router.I have connected...
View ArticleTroubleshooting • Re: Headless wpa_supplicant.conf debugging
If you are running the latest version of Raspberry Pi OS (Bookworm) then the method of customising the install to configure things like Wi-Fi settings has changed.A 'wpa_supplicant.conf' file in the...
View ArticleBeginners • Intrusion Detection Systems Help
Good day! I'm curious about using a Raspberry Pi. I have a Pi4, and I want to start a project creating an IDS that monitors my network activity, which would alert me, let's say, if someone accesses my...
View ArticleGraphics, sound and multimedia • Re: Switching from 3.5 inch hdmi touch...
plz hep.Statistics: Posted by therandomgenius — Tue Oct 15, 2024 12:21 am
View ArticleGeneral • Re: Pico W overheating/fried using servo driver board
You need to take this up with waveshare, your tests appear to show that their board is not compliant with their schematic.I have emailed their support to confirm if the schematic is correct - will...
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