General • Re: Continues SPI transfer
...The FT232H is the master in this case, my rp2040 is the slave. I have measured the clock with my Saleae logic pro 16 and it is roughly 30MHz....Oh, in that case, I think you're already running out...
View ArticleAutomation, sensing and robotics • Detecting when 12V power is cut
I'm making a carputer and want to have my Pi do a graceful shutdown when the car turns off. I can have the Pi take power from the always-on 12V supply through the HiFiBerry Amp to get power, but how...
View ArticleAutomation, sensing and robotics • Re: Detecting when 12V power is cut
I'm making a carputer and want to have my Pi do a graceful shutdown when the car turns off. I can have the Pi take power from the always-on 12V supply through the HiFiBerry Amp to get power, but how...
View ArticleAutomation, sensing and robotics • Re: Automatic Bat detector.
Guys,A little box turned up today.For info its slightly different from the image in both the App and and earlier images. Instead of the surface mounted buttons it has capacitive pads. It took me a...
View ArticleTroubleshooting • Re: Is there any chance to get my Pi working again?
Here's what I would do with my Pi.Rinse it with water, then shake it all off really well, then then spray it with 90% (or higher) isopropyl alcohol with will make remaining moisture evaporate away....
View ArticleGeneral discussion • Re: Raspberry Pi 5 and i2c OLED DIsplay not working
This errorCode: RuntimeError: Cannot determine SOC peripheral base addressis from a gpio library that is not compatible with the Raspberry Pi 5. I had a poke around, but I couldn't pinpoint the code...
View ArticleMicroPython • Re: Accept hanging on Pico W python
Given this problem shows with the example of how to code a webserver for the Pico W on the Raspberry Pi website and similar variations appear on a whole host of other sites ...Because they're all...
View ArticleAdvanced users • Re: Image File Utilities
Just noticed something with my backups of Ubuntu 24.04. The Bootfs mounting for /boot/firmware is unmounted during backup and not mounted afterwards. The weird thing is it doesn't do it every time....
View ArticleBare metal, Assembly language • Re: RPI touchscreen and Circle
Yes, it is definitely an 'Official 7" Raspberry Pi Touchscreen'.I have a few of them purchased not long after they became available (2017?).Is it possible that the initialisation for the screen...
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General discussion • Re: HW RAID
GE,Thanks for all your resposes.The reason, why I need HW RAID is due to EXSi...Why EXSi?... Don't have to time to study "how to" in Proxmos... And it's more comfortable and user friendly (for me).I...
View ArticleBeginners • Re: Pi5 vs Microsoft Teams
I assumed there was a web interface but the Microsoft splurge talks about the new teams app and that previous interfaces stopped working in July 2024.So i guess that is my question:- does teams still...
View ArticleTroubleshooting • Re: Pi 5 not accessible by other Pi’s Mount
thagrol, hortimech:Thanks for the suggestions; so far not working: still getting Error 2, no such file or directory.Did:Remove the symlink /Share_Videos Then sudo ln -s /home/barry/Videos /srv/Videos...
View ArticleAdvanced users • Get rpi-2712 kernel for RPi 5 after upgrade from Debian 11...
I've sucessfully upgraded from Debian 11 to Debian 12. After that I only had kernel version 6.1.21-v8+ Installing the latest image from 4th July gives you the much newer kernel 6.6.31. Thats very...
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Beginners • Re: Raspberry Pi 4 Model B and monitor "Out of range"
The solution was to connect the Raspberry to a 4k monitor (a monitor with an EDID that worked well with the Raspberry would also have been correct). With this 4k monitor I configured a lower...
View ArticleGeneral discussion • Re: A Pi Pie Chart
Thanks for posting! I find it interesting how much better RISC-V performs on the integer calculations compared to the floating point. I wonder if that will change and whether the reduced precision...
View ArticleOff topic discussion • Re: Boolean Algebra?
I came across this just now so it seems that at least I am not the only person coming to these "naive" conclusions. Lots of reasons to wonder this, like why the order of precedence is so similar as...
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Troubleshooting • Re: Raspberry Pi 5 USB Gadget Mode, none of the tutorials...
I have a new RPi5 that I'd like to use in USB gadget mode, but none of the tutorials I have found work for me. I have a few RPi4s that I connect to regularly as USB gadgets but I'm struggling with...
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Troubleshooting • Chromium issue after latest updates
As you know, there has been a new update to our beloved Chromium including a new package naming scheme (no longer chromium-browser but just chromium). However, i now realized that my "hw acceleration"...
View ArticleTroubleshooting • Re: Bookworm feedback thread
After the latest update to Chromium, hardware acceleration is totally gone. It is "on" in the settings.screenshot.jpgI have completely uninstalled and then reinstalled Chromium-browser to no avail....
View ArticleBeginners • Re: Analog voltage pattern matching
If the light is just flashing on/off, with no dimming, then the input is just an opto-isolator driven from the light's 12V and pulling down a GPIO. You then write your code to monitor the state over...
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