C/C++ • systemd/race condition in private app
HiApologies if this isn't the right forum for this query.I wrote some C++ code 7 years ago under Raspbian Jessie to control and display a kitchen timer/clock using a headless RPi Zero W. The 16x2 LCD...
View ArticlePython • Re: How do I fix this Python code?
Again, when I press "Run" it records. Then I press "Stop" and it still records.What do I do?What do you mean by "press Run" and "press Stop" ?You haven't shown any code which has anything to do with...
View ArticleClik here to view.
Assistive technology and accessibility • Connecting to Hotspot on Phone
I want to connect the Raspberry Pi 400 to the Hotspot on my phone. Please tell me how to do this.I am attaching photos so you can see if the monitor is attached correctly. Thank you.Statistics: Posted...
View ArticleWanted • Re: Help with Raspberry Pi projects for my business
I built whiteboxcellphone.com and the DIY devices that it describes. You can reach me via the contact page. I'm located in California.Statistics: Posted by compilebunny — Wed Feb 28, 2024 12:38 pm
View ArticleCompute Module • Re: CM3 7" inch DSI display on DSI0, I2C0, KMS
There is no automatic dtoverlay loading on CMs for displays, as there are too many things that can be changed to make it feasible.For a simple install that uses BSC0 on GPIOs 0&1 (normally...
View ArticleTroubleshooting • Re: Display has glitches
A video (e.g. recording from phone camera uploaded to youtube) may be helpful to understand exactly what you are seeing.From description it sounds like a hdmi mode set (i.e. a change in hdmi...
View ArticleTroubleshooting • Re: external drive mounted twice
You may want to consider solutions other than depending on the automounter, as you already encountered a common issue (fails to mount, and you end up writing to the underlying system, or fails to...
View ArticleRaspberry Pi OS • Re: Quite some problems
I believe 1 has just been fixed, have you updated?Wow, thanks, that was bugging me for the past few updatesIt also looks like <ALT>+F4 has also been fixed as this also shut the PI down and put...
View ArticleGeneral • Re: PIO pin follower delay
The datasheet on page 375 says:Effective frequency is sysclk/(int + frac/256).Value of 0 is interpreted as 65536. If INT is 0, FRAC mustalso be 0.Statistics: Posted by horuable — Thu Feb 29, 2024...
View ArticleClik here to view.
Graphics, sound and multimedia • Re: RPi OS music player
Well you could always role you own. It's not that hard:RPiOS lite (or Desktop with auto login to the desktop disabled)MPD for local playback or shairportsync (or whatever it has been forked/renamed...
View ArticleDevice Tree • MCP23S17 overly read / write IOs
Hi,i am using the mcp23s17 overlay like this.My spi bus where it is connected is 1 and the CS 0. The INTA is connected to GPIO16.Code: dtoverlay=mcp23s17:s17-spi1-0-present,s17-spi1-0-int-gpio=16When...
View ArticleInterfacing (DSI, CSI, I2C, etc.) • WiringPi 3.0 Released
I archived my archive of WiringPi at the beginning of the year, since I had enough things dogging at my heels with the Pi 5/Bookworm/gpiod transition.At the time I put out a call for maintainers, and...
View ArticleRaspberry Pi OS • Re: Systematic journal corruption on clean install of...
I've seen similar messages on 32bit RPiOS running on zero and A+ models too.My guess? It's because only the Pi5 has an onboard RTC. The other models fake it which means until that occurs the clock is...
View ArticleInterfacing (DSI, CSI, I2C, etc.) • Re: How Can I Force DSI Output on Pi 5
vc4-kms-dsi-generic-overlay.dts was added to the kernel recently. As per the README you can configure it for a generic DSI panel that requires no initialisation sequence just using...
View ArticleClik here to view.
Device Tree • Re: Pi5: PCIe NVME SSD works without setting dtparam=pciex1 in...
Thanks all for your responses, all is now clear For those who are interested, I've attached some pics of the PCIe to NVME adapter board from the Argon Neo 5 case. The aforementioned autodetect pullup...
View ArticleMicroPython • Re: What can cause random 10 mSec pauses during run
Try gc.disable() around your function to see if it makes things more consistent.Hi James,To do that, would add the disable / enable before / after my function call?CHrisStatistics: Posted by Chris D —...
View ArticleTroubleshooting • Re: Wayland: Switchind display off and on again is not working
... as the problem seems to be related to your waveshare HDMI display only you should ask waveshare! it's there display module I have opened a request to Waveshare, will report on their answer later....
View ArticleLinux Kernel • Re: Suspicious line in bcm2835_dma.c
Right. Many thanksStatistics: Posted by sfaragnaus — Fri Mar 01, 2024 12:10 pm
View ArticleCamera board • Re: AeEnable how to activate/desactivate ?
Ah, I think I might be seeing the problem. It's not 'ScalerCropMaximum' that you want to use, you need to find the maximum allowable crop **for the output size that you've requested**. You will find...
View ArticleTroubleshooting • Re: GPS Module on UART stops transmitting when USB3 device...
Hi - thanks for the replyNow that you mention it, it could be power.. the camera in question is an astro-cam, not a normal webcam type camera. I assume it's the GPS cutting out, as the module has an...
View Article