Graphics, sound and multimedia • VC4 DRM_FORMAT_UYVY support for TC358743
Hello. I'm trying to implement software for rendering an image captured using TC358743 to HDMI on RPi4/CM4. I use libdrm for this. The capture device returns the video in UYVY format, and I need the...
View ArticleCompute Module • Re: CM4 not booting. Only dim red light
How stable is the +5v rail? is it in specification at all times .Are you back feeding anything onto the 3.3v rail by accident ?Statistics: Posted by dp11 — Fri Feb 02, 2024 2:22 pm
View ArticleGeneral • Re: Pico as VERY simple printer controller
Easier than I thought. Binary just needs to be in the correct format / order then?Statistics: Posted by breaker — Fri Feb 02, 2024 2:23 pm
View ArticleRaspberry Pi OS • Why is "/var/run/reboot-required" not present...
My Ansible playbook will reboot a Raspberry Pi if a new kernel has been installed. It does this by checking "/var/run/reboot-required".In the last update, several Raspberry Pi machines did not reboot...
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Troubleshooting • Re: After the 'Welcome to Raspberry Pi' Screen - blank display
you said" My question was does anyone have any idea how this may have happened?"yes.The latest "bullseye" and "Bookworm" releases use the KMS video driver. The KMS driver seems less forgiving when the...
View ArticleRaspberry Pi OS • Re: How to enable Composite video under Bookworm OS desktop...
Are the following two lines the same?vc4.tv_norm=video_mode video_mode=PAL video=Composite-1:720x576@50ievc4.tv_norm=PALThe first is what you added. The second is my interpretation of the...
View ArticleFrançais • Re: gpio c++
Salut dbrion1, bonn idée pour le makefile. Pour brancher un capteur par GPIO je ne suis pas certain puisqu'au nombre de GPIO que loduraspberry a besoin ce n'est pas une option!De toute façon une fois...
View ArticleGeneral discussion • Re: Burning Raspberry Pi 5 with dc-dc step-down converter
After loading the Pi 5 with 2 camera streams for ~3 minutes the Pi was burnt.Literally "burnt"?Subjected to combustion? Destroyed by excessive heat?It is not easily possible to destroy an RPi board by...
View ArticleC/C++ • Re: Pico SDK compilation question re placement of preprocessor...
You can invoke the preprocessor on its own using "-E" flag. There's not much more to it than a (conditional) text substitution tool. This little example might help..Code: foo@sdu:/wrk/T$ cat...
View ArticleTroubleshooting • Re: Any official personnel can tell me that the da9090 pmic...
I have no schedule. From our point of view, there is very little demand for these PMICs because very few people have asked for them. If you can show proof of high demand then that would help speed...
View ArticleTroubleshooting • Re: RPI 5 + Firefox
Go to General Settings in Firefox. Untick 'Use recommended performance settings" and untick 'Use hardware acceleration when available'. And relaunch Firefox. Have fun.Statistics: Posted by keyboardman...
View ArticlePython • Re: Is Python the best choice, instead of C or C#?
I believe its very similar to CIf you mean Python is similar to C, then no, it is not!Python is an "interpreted" language, slow but quite elegant (IMHO), and very very capable. It has extensive...
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General discussion • Re: Thank you Eben Upton, Et al.
It was twelve years ago today, that I first posted to this forum. I would like to say thank you to everyone involved in the Raspberry Pi and many of the long standing members of this forum.It's been...
View ArticleFrançais • Re: Programme python pigpio
Salut Didier, Peux-tu mettre ton programme Python entre le formateur code ( Terme Code sur l'entête) [ code] ton code [ /code]Statistics: Posted by danjperron — Sat Feb 03, 2024 2:18 pm
View ArticleTroubleshooting • Re: Bookworm feedback thread
Hey. I've been running a Pi5 setup by the reseller with Bookworm 64-bit + Wayfire desktop, as a desktop system, for a month or so. Today, it wouldn't boot to the desktop any more, giving a blank...
View ArticleTroubleshooting • Re: Raspberry pi 5 not booting and black screen
your post included: "display: DISP: DVI HPD=1 EDID=none #0 DISP1:HPO =none #0"The latest "bullseye" and "Bookworm" releases use the KMS video driver. The KMS driver seems less forgiving when the EDID...
View ArticleNetworking and servers • What makes SSHD so responsive on Raspbian? (Slow...
Hi there,I am genuinely intrigued here.I have several Raspberry Pi models around, running Raspbian aarch64, where typing on them on an SSH session is very, very responsive. Feels like typing on a...
View ArticleNetworking and servers • Re: OpenVPN What am I missing
Thanks for the info, yes I realised about the bridging. My old notes called me to change the key length on the old build. will have a look at pivpnStatistics: Posted by inspire1 — Sat Feb 03, 2024...
View ArticleGeneral discussion • Re: Raspberry Pi5 USB-C PD
I received and set up a DC-DC power supply using the breakout board I mentioned in a previous post. Unfortunately the traces in the breakout board didn't supply sufficient capacity to keep the voltage...
View ArticleOther • Re: Which operating systems run on a Pi 4?
wikipedia has lists of operating systems that run on raspberry PI's.https://en.wikipedia.org/wiki/Raspberry_Pi#SoftwareStatistics: Posted by mahjongg — Sat Feb 03, 2024 2:32 pm
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