General • Re: Mutli-channel, multi-sample DMA ADC reads
In the end I followed a different route. I never understood the point of changing the destination address with another DMA channel. I simplified things, just went with a simple 2 channel round robin,...
View ArticleOfficial Display • Re: Raspberry Pi 4 with official touchscreen no display...
Is there a way to restart the touchscreen driver/software? Often when I come into work on a Monday morning, the touch panel is not responding. Everything works fine apart from that. The only solution...
View ArticleCamera board • Re: libcamera-vid freezes when the
The vertical blanking control sets the frame rate (in conjunction with the horizontal blanking control, which may be read-only).With a fixed frame rate of 10fps I would have expected it to be set at...
View ArticleCompute Module • Re: 1080p gstreamer pipe with multiple outputs very slow
A couple of observations.Generally GStreamer will manage to achieve zero copy passing of buffers from the likes of libcamerasrc to many consumers.The use of a tee component almost certainly means it...
View ArticlePolski • RP2040
Mikrokontroler RP2040 wykorzystuje zwenętrzną pamięć flash do przechowywania programu. Czy można zabezpieczyć taką pamięć przed niepowołanym odczytem?Statistics: Posted by Ventran — Tue Feb 13, 2024...
View ArticleAdvanced users • Re: EEPROM settings documentation
I am looking for definitions of the EEPROM settings but drawing a blank.Is it documented (there is plenty on changing boot device)?Just to highlight that this was implicitly answered in the reply from...
View ArticleCamera board • Re: Pi 3B+, Bullseye, Camera official module 3 NoIR
Unfortunately they aren't going to rename libcamera-apps in Bullseye...viewtopic.php?t=359569#p2180906Statistics: Posted by gordon77 — Tue Feb 13, 2024 9:15 am
View ArticleFrançais • Re: gpio c++
salut ! pour l'instant cela me sert a rienMais plus tard? quand vous voudrez vraiment automatiser? (j'ai mis ces verrues pour pouvoir se dépatouiller de programmes à terme en mettant des transmissions...
View ArticleAdvanced users • Re: Linker problems with WiringPi and new version Linux
And coming in from a different angle, if you still have your old project Micro-SD card that works on older Pi 4's you should be able to just update/replace the boot files in /boot (or /boot/firmware)...
View ArticleMedia centres • Resume from DPMS idle on bookworm / wayland
I'm trying to get mythtv media center to play nicely with DPMS idle screen blanking when using wayfire compositor.Inhibiting idle timeout while playing video works fine using the...
View ArticleRaspberry Pi OS • Re: OS unmounts /boot WAYYYY too fast.
cleverca22That sounds a highly-sensible approach to try. The solution matches the structure of the problem, which is always a nice thing.Statistics: Posted by myshkin-uk — Tue Feb 13, 2024 9:50 am
View ArticleAutomation, sensing and robotics • Re: How to replace RPi.GPIO code with...
https://gpiozero.readthedocs.io/en/v1.2 ... ion-sensorStatistics: Posted by gordon77 — Tue Feb 13, 2024 9:51 am
View ArticleAdvanced users • autoboot/tryboot problems
I'm having some problems with a system on which i have two copies of the os installed on a cm4 where i can't get the second one to boot.Code: NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINTSmmcblk0 179:0 0...
View ArticleTroubleshooting • Re: iSSUE WITH FAN AND FREEZING
" Green power light turns amber"Does it stay amber? Please could you post pictures of the bottom side of the board around the fan holes.Statistics: Posted by timg236 — Tue Feb 13, 2024 9:57 am
View ArticleTroubleshooting • Re: no HDMI on TV
I've just looked at your logs with domCode: vc4-drm axi:gpu: [drm] Cannot find any crtc or sizesin the kernel log is it saying it can 't read or potentially parse the EDID for some reason.Can you add...
View ArticleBeginners • Re: New User Suggestions
Wow some great ideas! Been using mine for a typing tutor also TIPP10 is what I'm using!Statistics: Posted by rchetj — Tue Feb 13, 2024 10:25 am
View ArticleBeginners • Re: Unable to Control Brightness on Raspberry Pi 4B Running...
You may want to try ddcrontrolCode: sudo apt install ddccontrol gddccontrolTo probe I2C devices to find monitor buses use:Code: sudo ddccontrol -pTo read value of control 0x10 (brightness on VESA...
View ArticleTroubleshooting • Re: Can't get a display image using the HDMI
I'm not sure how to do this. Could you point me at some documentation somewhere please. I've powered up without an SD card before but got the same blank screen. Maybe it was a bootloader...
View ArticleTroubleshooting • Re: Unusable WiFi on RPI5 with active Cooler
Yes at last i did put the Pi ONTO the Router XD I tried now to remove only the Cooler Cable. It changed nothing. Maybe should i reset my Router?Statistics: Posted by tastebin — Tue Feb 20, 2024 10:30 am
View ArticleInterfacing (DSI, CSI, I2C, etc.) • Re: Help with Raspberry Pi display
It says in the description you can use it directly with raspberry pi, unless I’m misunderstanding?Statistics: Posted by AnonymousTigress — Tue Feb 20, 2024 10:33 am
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