General discussion • Re: How to send serial RGB data as input to LCD from...
Thanks for reply, I had gone through it, Section 6 just refers sending regsiter settings and instructions, and what looking on is Raspberry Pi side configurations, I'm using an LCD which says "serial...
View ArticleInterfacing (DSI, CSI, I2C, etc.) • Re: How to send GUI data over SPI 3 wire...
Only 3 wires? Many of these SPI displays need the D/C line as well to switch between data and command, but potentially switching to 9 bit SPI transfers deals with it.The easiest approach if you have...
View ArticleTroubleshooting • Re: Official Pi5 PSU and 4GB Pi5 PD negotiation glitch or...
I know I'm dealing with a very very small sample size, but it has the potential to repeat and it is a little annoying when I bought the pi5 + 27W supply specifically to be able to get rid of a powered...
View ArticleGraphics programming • Re: Unexpected difference between Wayland and X11
OP saidSo, when using X11, the blueBuffer was 8 bits wide and with Wayland it is 5 bits wide. It looks like the first matching config has been chosen in both cases....For Wayland this is:Code: libEGL...
View ArticleCamera board • Re: Camera frontend timeout?
I guess if you're waiting much longer between captures than the exposure time then you can get these warnings. You can stop them by settingCode: camera_timeout_value_ms = 99999999in the rpi_apps.yaml...
View ArticleFrançais • Re: Informations sur Raspberry Pi 5
Merci beaucoup, t'es un chef, comme cela ça fonctionne parfaitement.Statistics: Posted by mike913 — Wed Jan 24, 2024 7:57 am
View ArticleBeginners • Pi stopped working
Hi allTwice now I’ve had raspberry pi’s just stop working randomly. Eg recently one that I was using just disappeared from ssh and when I plug in an hdmi cable nothing comes up on the screen.What...
View ArticleCamera board • Re: Picamera2 - How to rotate image 90, 180, 270 degrees?
You could use something like exiftool to rotate a jpeg after the fact. I would be surprised if FFmpeg doesn't respect this, but you'll have to try it. exiftool will actually even rotate an mp4 video...
View ArticleTroubleshooting • Re: Wayvnc no longer working at boot
Yes, it does seem to be related to having both a wired and wifi network interface running. simply turning off the wifi didn't help. I had to delete the .pem files in /etc/wayvncI've asked this...
View ArticleCamera board • HW Encoder V4l2 add support for intra refresh
Hello,I am trying to add support for intra-refresh encoding to the (new) v4l2 h264 hw encoder driver.The reasoning behind: Intra refresh encoding is extremely usefully for live streaming, and it was...
View ArticleGeneral discussion • Re: RPi 5 as a desktop daily driver?
It will be interesting to see if the $60/80 pricepoint will become standard for future Pis. I hope not, but that boat has already sailed. And I hope it keeps backwards compatibility with power...
View ArticleCamera board • Re: HW Encoder V4l2 add support for intra refresh
For reference, here is how raspivid sets the intra refresh (type):https://github.com/raspberrypi/userland ... id.c#L2151Statistics: Posted by Consti10^100 — Wed Jan 24, 2024 8:21 am
View ArticleTroubleshooting • Re: black screen with mouse cursor
The config that worked for me was:Code: vc4.force_hotplug=1In /boot/cmdline.txt.Thank you this worksStatistics: Posted by Minecon724 — Wed Jan 24, 2024 8:29 am
View ArticleAutomation, sensing and robotics • Re: Building a water quality test.
Maybe use an iPad or Android phone running VNCViewer and connect to the Pi over WiFi - no GPIO used.Or, altarnativelly, using an HDMI one.Statistics: Posted by vffgaston — Wed Jan 24, 2024 8:29 am
View ArticleBeginners • Re: Pi stopped working
Which Pi? Which OS? Using an official power supply?Statistics: Posted by rpiMike — Wed Jan 24, 2024 8:35 am
View ArticleTroubleshooting • Re: New Pi5 8GB extremely slow
What does ’Raspberry Pi Diagnostics’ say about the speed of your sd card?Statistics: Posted by rpiMike — Thu Jan 25, 2024 7:47 am
View ArticleOff topic discussion • Re: Use Pico as an I2C Slave
Isn't this the same as your other thread?viewtopic.php?p=2184157#p2184157Statistics: Posted by ame — Thu Jan 25, 2024 7:48 am
View ArticleTroubleshooting • kernel panic - not syncing: attempted to kill init! exit...
After a power shortage, my raspberry pi stopped booting. It displayed a bunch of cma_alloc failed lines, so I did what it's outlined hereviewtopic.php?t=254508and removed the relevant lines from...
View ArticleTroubleshooting • Re: How to change VNC desktop environment from Raspberry Pi...
New to the Pi's I have 2 Pi4 and now a pi 5, Using the standard raspi setup its easy to get VNC working.I have struggled with Ubuntu! I like the desktop of ubuntu but struggle to get the VNC...
View ArticleTroubleshooting • Re: Display and Kodi
Thanks,It seems I have a pi 4 model Bcat /sys/firmware/devicetree/base/model Raspberry Pi 4 Model B Rev 1.4Is it better I put a 32 or 64 bit OS, please ? I use my raspberry only for Kodi...
View Article