General discussion • Re: Inverting x on TransformationMatrix in config
Turns out I needed this: Option "TransformationMatrix" "0 1 0 1 0 0 0 0 1"Statistics: Posted by Horsepants — Sun Mar 10, 2024 2:14 am
View ArticleGraphics, sound and multimedia • Xorg kernel problem on RPI5 (Debian 12...
I have a fairly new Raspberry Pi 5 w/4G ram that from time to time Xorg crashes with a "kernel: Unable to handle kernel paging request at virtual address " message. The Xorg process goes zombie and...
View ArticleCamera board • Understanding HDR & Camera Tuning on RPI5 + HQ Camera
I'm trying to get good bright pictures of the sky at night, whilst suppressing the glare from streetlights.I get unusual behaviour at night in HDR mode. I have a RPi5 and a HQ camera.These are the two...
View ArticleNetworking and servers • Pi Pico W website update
I am trying to modify this example:https://randomnerdtutorials.com/raspber ... cropython/ and send data from the Pico W back to the webpage without being requested by the webpage. I can send to to the...
View ArticleGeneral discussion • Re: Looking fpr a particular heat sink
That looks like an off-the-shelf round pin heatsink to me.The one in the photo would probably cost the same or more than a conventional aluminium heatsink case and wouldn't work anywhere near as well...
View ArticleGeneral discussion • Re: Having issues with GPIO pins
I copied and paste the pip requirements file into the env and did an install and still a no-goStatistics: Posted by ciscocisco — Sun Mar 10, 2024 3:57 am
View ArticleTroubleshooting • Re: Raspberry Pi 6.1.0 OS Cron Job Configuration Issue:...
Thank you @jojopi, @deepo and @thagrol for your comprehensive explanation.Statistics: Posted by baruchli — Sun Mar 10, 2024 4:19 am
View ArticleCamera board • Re: object_detect_draw_cv Color Options?
I tried to change it directly, and it only seems to change intensity. IE a value of 100,255,255 gives silvery text. I also tried 0,255,0 looking for green text, but it was black. I think it's only...
View ArticleTroubleshooting • Re: Can't get a display image using the HDMI
I've been unable to find another device to check whether the cable works. Plan B was to buy yet another cable to see if that made a difference. To reduce the likelihood of a non-compatible/broken...
View ArticlePython • Re: Having issues with GPIO pins
Code: sudo apt-get install rpi-lcdReading package lists... DoneBuilding dependency tree... DoneReading state information... DoneE: Unable to locate package rpi-lcdStatistics: Posted by ciscocisco —...
View ArticleGraphics, sound and multimedia • DRM application occupies both HDMI ports
Hello. I'm writing an application that displays a stream from TC358743 directly to DRM on CM4.When initializing DRM, I select only the connector corresponding to HDMI-A-2 (OUT2)...
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Troubleshooting • Re: Mounting Synology Shared Folder
I was finally able to mount my Synology drive on my RP5 by using the following:sudo mount -t cifs //192.168.1.94/homes /mnt/SynPi/homes -o username=f*****f,password=********I still can not get it to...
View ArticleRaspberry Pi 400 • Re: Is there going to be a Pi 500?
one thought i had recentlythe reason the pi5 cant accept higher voltages over usb-c, is size and waste heat from down-convertingbut the pi400 form-factor has a lot of spare room in the case....in...
View ArticleAdvanced users • Re: KDE on Pi 5
boot from a sd with raspberry os 64bit desktopuse imager to install raspberry os 64bit lite on the nvmepoweroff/shutdownremove sdpower onlog insudo apt update && sudo apt -y full-upgradesudo...
View ArticleGraphics, sound and multimedia • Re: DRM application occupies both HDMI ports
due to how the gpu driver works on the CM4, both ports are part of a single DRM cardonly one application can be using that card at a timeand the typical way of getting multiple programs to share, and...
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Camera board • Re: How to do Videostreming from raspberry pi 4 B and 64MP...
Have you tried libcamera-vid for streaming? raspistill is for the old "legacy" camera software - we don't really use it anymore unless we have to by enabling the Legacy Camera Interface using...
View ArticleOther programming languages • System.ArgumentException: The chip number 0 is...
I am a beginner of Raspberry PI for GPIO, and the programming language I am using is .Net.I am trying a tutorial to test the PWM.Here is the code of the tutorial:PwmChannel pwmch =...
View ArticleOther programming languages • Re: System.ArgumentException: The chip number 0...
dtoverlay=vc4-fkms-v3d,pwn,pin=18,func=2the kms overlay has nothing to do with pwm, so that line is invalidStatistics: Posted by cleverca22 — Mon Mar 11, 2024 4:55 am
View ArticleDevice Tree • Re: Configuring Bluetooth from UART0 to UART2
thats exactly what "dtoverlay=miniuart-bt" is forStatistics: Posted by cleverca22 — Mon Mar 11, 2024 5:05 am
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Networking and servers • Re: Pi3 Bookworm WiFi does not work if router uses...
Try adding / usingCode: key_mgmt=WPA-PSK-SHA256and see if that fixes things.I cannot remember if a restart of the Pi is needed or just wpa_supplicant I tried Code: sudo nmcli conn modify SSID...
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