General discussion • Re: Communicating between 2 RPI's
Cat6 is not ideal as a power cable, though it will probably work over that distance. A thicker 2-core cable would be better. Remember, you will need 12V to 5V converters for each Pi0.No version of the...
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Türkçe • Raspberry Pi ve Pico
Türkiyede neden Raspberry Pi ve Raspberry Pico icin ilgi az Statistics: Posted by iiot2k — Wed Jul 31, 2024 5:21 pm
View ArticleBeginners • Re: 12V DC Wiper Motor Position
Another vote for using an optocoupler. If it is a "dry" contact, I would still use 12V to drive the opto LED, with the opto at the receiving end.Statistics: Posted by davidcoton — Wed Jul 31, 2024...
View ArticleTroubleshooting • Re: Raspberry Pi Hardware Repairs
Just checked it again and with the USB C plugged into the power input in the Pi, I can get 5v from both 5v GPIO pins.what about the 3.3v pin?Sadly only about 0.2vStatistics: Posted by JonnyAlpha — Wed...
View ArticleGeneral • Re: PWM slice limitation workaround
Thank you, this solves my problem. Wasn't aware there are that many PIO SMs.Statistics: Posted by kuskus.dev — Wed Jul 31, 2024 5:33 pm
View ArticleRaspberry Pi OS • Re: Changing Hostname after completing OS and app development
... BUT the web server which it was hosting would not respond...Apache defaults to the hostname if the virtual server does not have an entry name but you do have to restart the service if the host...
View ArticleRaspberry Pi OS • grim "jpeg support disabled" on Bookworm Wayfire
I'm trying to get a screenshot from CLI using grim on latest bookworm using Wayfire, and I want it to output as JPEG, but that is disabled when I use the below command. Will future versions include...
View ArticleTroubleshooting • Re: RPI 5 issues with USB working at startup
If it is a noise issue wouldn't it cut out periodically? Because once I get it to work it stays working until I restart the pi.But I will try to get a USB extension and give that a try.It depends on...
View ArticleDevice Tree • Re: CM4 failed to enable uart3 + 485 mode
Hello PhilE, thanks for reply.Sorry I'm not well versed in this topic. So maybe I misunderstood something. I think Fragment 1 is intended to override de default setting of uart3 pins to the ones I...
View ArticleTroubleshooting • Re: Raspberry 5 shutdown issues
If you think this is power - try to eliminate the issue and give it more power.As far as I remember official RPI5 power supply is 5A.you might find something in the system journaltry to runjournalctl...
View ArticleTroubleshooting • Re: 100%cpu usage
journalctl -n 1000did top or htop showed you what process consumes a lot of CPU?Statistics: Posted by dmytro_sh — Thu Aug 01, 2024 5:04 pm
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Advanced users • Re: HowTo: Install fresh OS on Pi5 NVMe 4tb 8tb drives
Ahhh,, I just figured out that my fully configured Pi 5 with 4TB NVME also shows the 2TB als max capacity.Bummer.Can I also use the script without losing my existing installed data on the system?I...
View ArticleTroubleshooting • Re: What are all of Raspberry Pi 4 Problems?
Each to his/her own - plays all my stuff fine.Statistics: Posted by neilgl — Thu Aug 01, 2024 5:35 pm
View ArticlePython • Re: DS18B20 / w1thermsensor
site packages are apt installed ones from repositories (debian, RaspberryPi) or reinstalled with the OS. We used to be able to install this module via apt (it was also pre installed in various...
View ArticleAdvanced users • Re: i2c expander
PR created as https://github.com/raspberrypi/linux/pull/6293. It works for me on a 20x4 display.If you wish to test it, the "sudo rpi-update pulls/6293" should update your system with the test kernel...
View ArticleBeginners • Re: SSH RaspberryPi remotely that's using wireguard vpn client
It is pretty possible, but you may need to allowlist (or safelist, or whitelist, depending on your vpn client) your local network, it your trying to access your rpi at home, just from another...
View ArticlePython • handle button clicks while sleep
Hello, I'm new to microcontroller programming, I'm writing a firmware for a smart fan, I will use raspberry pi pico I have this pseudocodeCode: WEAK = 256 # 25% duty cycleMEDIUM = 512 # 50% duty...
View ArticleOther RP2040 boards • Re: Custom RP2040 | USB Fails to establish...
You can't have spaces around your = sign in the line you have added to the CMakefile.I would have done it differently (#define in a custom board file that replaces boards/pico.h, alongside defining...
View ArticleRaspberry Pi OS • Re: Shutdown on startup
OK. if your pi has never synced it could be any time. If it shuts down at the true 10pm one day and fails to sync the next day the clock will start again at 10pm and therefore will shutdown after your...
View ArticleGraphics, sound and multimedia • Re: Using Raspberry pi as a NAS (omv vs os)
I use OMV on my Pi4 with an 8TB HDD formatted as ZFS.OMV is really just a nice GUI accessed over a webpage to manage your NAS.There's nothing really it can do that you can't do from a terminal, but it...
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