C/C++ • Re: why are memory barriers not used in projects like pigpio
but linux will likely insert a insert a barrier every time does a thread switch within one coreThat's fair, and if you assume any interrupt handlers from the kernel drivers are also well behaved (with...
View ArticleC/C++ • Re: Best Practices for Cross Compiling to Raspberry Pi 5 from WSL2...
HelloAnyone cross-compiling to the Rasberry Pi 5? What's the current state of the art to cross compile binaries from AMD64/Ubuntu/WSL2 to the Raspberry Pi 5?Is it chroot? Docker images? Something...
View ArticlePython • Re: cant enter data into Domoticz
I did reinstall a fresh bookworm and also a fresh Buster.When I use http in the curl line I got the message "401 Unauthorized".When I use https no message is returned.I tried in the settings of...
View ArticleSDK • Re: Any downsides to using RPi 5 for install of SDK?
It does still need openocd, but it is used to talk a different protocol (I forget the name) to the debug probe over USB. The probe then does the actual "bit banging" to implement the actual SWD...
View ArticleTroubleshooting • Re: Can't set static IP.
Thanks, with systemctl status NetworkManager I now see that NetworkManager is up and I will use it.Interestingly the first lines of https://wiki.debian.org/NetworkConfigur ... ork_config for Debian 12...
View ArticleGeneral 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 ArticleSDK • Re: Mocks for pico SDK?
Hey kilograham,Thanks for the pointer. I only need to play with things like Code: get_absolute_time() and change the value it needs to return..who I can validate if a decision I make based on time is...
View ArticleGeneral • Re: Bidirectional GPIO
The pin appears to be always low on the oscilloscope. Using gpio_get I always get a 0.I don't understand what your problem is. The oscilloscope says the pin is low. gpio_get() also reports that it is...
View ArticleGeneral discussion • GSM module for Pi 3B+
Is there a gsm module where i can plug it in to my usb port on pi 3?Statistics: Posted by liolf — Wed Jan 24, 2024 7:28 am
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
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