Troubleshooting • Could not set AF_TRIGGER - no AF algorithm
RpI 3B+, Bullseye, Arducam 16MP cameraCode: picam2.set_controls({"AfMode": 1 ,"AfTrigger": 0})Works good. Camera autofocus after starting and then keeps it fixed.But withCode:...
View ArticleAdvanced users • Re: Distorted video using ffmpeg and h264_v4l2m2m codec (RPI4)
1920 / 32 = 60, so the pitch is the same as width.720 / 32 = 22.5, so the pitch isn't the same as width. If pitch isn't handled correctly throughout, then you'll get weird image issues.Just doing a...
View ArticleTroubleshooting • Re: Raspberry Pi 5 screen output problem
Connected hdmi to display and apply power with no sdcard (or any other devices attached).Do you see a diagnostic display?If so, report output of "display:" line on display?Statistics: Posted by dom —...
View ArticleGraphics programming • Re: [drm] *ERROR* Failed to allocate UPM entry: -28
Hope bumping is ok. So far I unfortunately didn't get any feedback. Is there a better way to contact someone knowledgeable about this code?Statistics: Posted by dividuum — Mon Mar 11, 2024 3:42 pm
View ArticleTroubleshooting • Re: Time / Date is wrong on Bullseye OS, chromium is claiming
no hints?Statistics: Posted by epikao2 — Mon Mar 11, 2024 3:44 pm
View ArticleAdvanced users • Re: Moving Linux Kernel to 6.6
Updating through apt should now get you the 6.6 kernel.Code: Linux version 6.6.20+rpt-rpi-v8 (debian-kernel@lists.debian.org) (gcc-12 (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40)...
View ArticleRaspberry Pi OS • Re: Pi5 and Wayland slow (solved / workaround)
I've added the workaround on the Amiberry wiki: https://github.com/BlitterStudio/amiberry/wiki/FAQStatistics: Posted by Solskogen — Mon Mar 11, 2024 3:56 pm
View ArticleGeneral discussion • Re: Battery for the raspberry pi 5
You can get 10Ah power banks (USB)You can get 30Ah powerbanks. I have one. 28Ah, or thereabouts, are fairly common as they just fit within the TSA limit of 100Wh for taking on planes.I'm always...
View ArticleAutomation, sensing and robotics • Re: robtic arm
What you describe is a really complicated project; I'd suggest starting with something much simpler, and see how far you get..I've done some work on optical object-location using AprilTags, but this...
View ArticleTroubleshooting • Re: "sudo apt upgrade" throws a bunch of errors...
always use full-upgrade not upgradeCode: sudo apt update && sudo apt -y full-upgradeWill do going forwardAttempting "sudo apt full-upgrade" still leaves me with the same result...
View ArticleCompute Module • Re: Kernel Panic on exec switch_root
Nice that it works now!Statistics: Posted by jj_0 — Tue Mar 12, 2024 3:27 pm
View ArticleGeneral • Re: Memory Problem with Pico and Camera HM01B0
Hallelujah! Now I get a video with HMB01B0, Pico and Raspberry Pi. The only difference is I mounted Pico at first run Arduino Sketch for flashing and start processing sketch. I am not sure if this the...
View ArticleTroubleshooting • Re: raspberrypi-ui-mods update package today - kills remote...
Code: /etc/X11/Xsession: 31: [: [: unexpected operatorCan you post your /etc/X11/Xsession file? (e.g. pastebinit /etc/X11/Xsession).For me line 31 is just a "}", so the error message about "[: [:...
View ArticleTroubleshooting • Raspberry Pi 4B Stuck on Black Screen After Raspbian Update...
Hi everyone,I recently installed Raspbian on my Raspberry Pi 4B and proceeded to update it. Post-update, the system requested a reboot, to which I agreed. However, since then, my Raspberry Pi has been...
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Camera board • Re: [GS camera] rpicam-vid broken by latest updates? Always...
Not yet, it will be pushed into the stable release soon. Until then you can get it by doing:Code: sudo rpi-update pulls/6027Thank you — now everything works again!Recording with 400fps with both...
View ArticleAutomation, sensing and robotics • Re: Maximum speed for a stepper motor.
Getting a stepper motor up to speed is very different from a standard DC motor.With a standard motor you just need to give it its maximum voltage and it will wind the speed up. If you just start...
View ArticleAdvanced users • Re: Pi5 : official screentouch and camera
camera_auto_detect=1 and display_auto_detect=1 being present in config.txt will look for Raspberry Pi cameras and displays (respectively) on either of the MIPI ports of at Pi5.If you have bought a 3rd...
View ArticleGeneral discussion • Re: Running AGL as guest over Xen
AGL: Electricity, Gas, Internet and Mobile ?https://www.agl.com.au/Statistics: Posted by DirkS — Tue Mar 12, 2024 4:04 pm
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Other RP2040 boards • Re: RP2040 with ESP8285 on board
Hello, the Aliexpress purchase link is:https://es.aliexpress.com/item/1005006193582856.htmlI updated the firmware following Neil_Au's instructions.Enjoy.Statistics: Posted by pacopeper — Tue Mar 12,...
View ArticleTroubleshooting • Re: tightvnc server shows gray/grey screen with + cursor
What Trevor said, and for clarity I did this on a Pi4 (2GB RAM) running Bookworm 64-bitenable VNC server on the Pi4 - that actually runs wayvncuse Real VNC Viewer on a Windows PC to connect. All...
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