Networking and servers • USB tether to RPI4 and 5ghz RPI4 hotspot
Hello everyoneI've been successful into sharing my android phone data plan through USB tether to the PI, and now the idea is to while doing so, set up the PI as a 5Ghz hotspot so that other devices...
View ArticleInterfacing (DSI, CSI, I2C, etc.) • Re: What is the fastest baudrate for RPi...
ah, there is another speed limit i forgot to mention, interrupts and fifowhen receiving, the PL011 can only hold 16 characters in the rx fifoat 3mbaud linux has to stop and read the fifo over 18750...
View ArticleTroubleshooting • Issues with auto-refresh in kiosk mode Raspberry Pi 5
Hi everyone, fairly new here but was wondering if could help provide a solution to my issue.I currently have a raspberry pi 5 that I have set to boot to chromium -> cloud excel page.I followed some...
View ArticleGeneral discussion • Re: Booting Pi4 from SSD, are there any risks
I am just a bit confused about about where the BIOS settings for the pi are stored. From my understanding (which is limited) the BIOS settings are stored on the config file which is created on the...
View ArticleInterfacing (DSI, CSI, I2C, etc.) • [Solved] Early SPI Chip Select Release...
For some reason the GoPiGo3 robot's SPI interface on Raspberry Pi 5 is prone to frequent early chip select releaseresulting in the GoPiGo3 not writing the SPI reply bytes in the transfer array. This...
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Camera board • Re: best camera for microscope
Whatever camera you go with, you might want to use a wide angel lens mounted reversed as macro lens (I learned that on this forum):viewtopic.php?t=210605&start=75#p1674471You will get down to...
View ArticleTroubleshooting • Re: RPi 3 B v1.2 ( 2015 ) with more modern OS ?
Okay, so we know stretch worked with 1280x720 (stretch didn't support the custom mode 1440x900 your monitor claims to prefer).Try adding to cmdline.txt (end of existing line):Code:...
View ArticleGeneral • Re: Help with PIO fundamentals to drive matrix-based displays.
So your setup - programming in Python and managing to make sufficiently minor mistakes that you haven't crashed the whole thing - is unusual.Interesting. I have my PIO program working without issues...
View ArticleGeneral discussion • Re: Sales to Russia
Difficult call, Ukraine is much more dependent on Chinese cheap drones than Russia, clamping down on a Chinese company could be disastrous for Ukraine even if that company is supplying both...
View ArticleTroubleshooting • Re: Pi OS Bookworm/Wayland crash to login (broken pipe)
I was able to capture this:Code: EE 12-04-24 15:25:42.836 - [src/main.cpp:144] Fatal error: Segmentation faultEE 12-04-24 15:25:43.062 - #1 signal_handler(int) ../src/main.cpp:146EE 12-04-24...
View ArticleTroubleshooting • Re: Issues with auto-refresh in kiosk mode Raspberry Pi 5
Have a read of my Cron – A Beginner's Guide but I suspect the problem is Bookworm on a Pi 5.On a Pi 5, RPiOS Bookworm uses wayland/wayfire not X11/lxde for the desktop. That means many of the older X...
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Official Display • Re: Driver of display revision 4
I did further testing with the old revision and it also shows the address 0x50 in i2cdetect, however, it is address 0x45. When I do i2cget of the slave 0x45 of register id 0x80, I retrieve the...
View ArticleBeginners • Passwords or encryption keys are required to access the wifi...
Hi I've just installed bookworm on my Raspberry Pi 4, but I cannot get it to connect to wifi. A dialog box eventually pops up that says 'Authentification required by WiFi network' then it says...
View ArticleOff topic discussion • Re: Dream hardware
There's quite a bit wrong with those assumptions/requirements but the one I want to address is we are stuck with Pi 4 for passively cooled solutions.I've a Pi 5 8GB here booting from M.2 NVMe SSD with...
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Advanced users • Re: VNC on headless pi 5 with PI OS (Bookworm) Lite
I'm sure you're right and I may well switch it back to the 4B at some point, if only to reclaim the 8gig Pi5 for something more demanding. At the moment though it can stay where it is, I don't have a...
View ArticleMedia centres • Kodi v21 Omega
Is there a way to install Kodi v21 on a Pi4 with Bookworm (Lite)?I have tried with Flatpak, but it seems that the package being downloaded is for x86 only as i get this message:Code: #...
View ArticleC/C++ • Example of GPIO use with Linux only (no third party libraries)
Background: it started from having to support many Linux versions, many Raspberry Pi versions and some other Pi flavours. I wanted to find "a library to end all libraries" and of course, failed. But I...
View ArticleC/C++ • Re: Up-to-date examples of basic GPIO
Due to encountering difficulties with porting my old code to Pi 5, I had to teach myself using GPIO directly via Linux, so I can contribute an example - in another thread on this...
View ArticleAdvanced users • Re: Always PXE boot
See BOOT_ORDER in the bootloader configuration filehttps://www.raspberrypi.com/documentati ... BOOT_ORDERsudo rpi-eprom-config --editSet BOOT_ORDER=0xf12 to try network first and failover to SD.The...
View ArticleInterfacing (DSI, CSI, I2C, etc.) • Re: I2c suddenly stopped working
Thanks for the reply. Since I only have a Rapsi 2 Model B I can only install Bullseye.Raspi-utils is already installed but pinctrl is not installed.Code: chris@raspberrypi:~ $ sudo apt install...
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