Off topic discussion • Re: COB LED Power Supply selection
The different voltage and current ratings are for USB-PD. If the device connected does not have a USB-PD control chip to negotiate the different PD profiles with the power supply, it will only output...
View ArticleCamera board • Re: Raspistill -drc vs. rpicam-still --post-process-file drc.json
3 seconds is already a great step up. I will check it today, will also try setting exposure time manually.Thanks!MarekStatistics: Posted by mareksaw — Tue Sep 10, 2024 6:32 am
View ArticleSDK • Re: Problem Specifying Custom Board File
Thank you very much for your response, and even more for the added details and suggestions.I changed to Code: CMAKE_CURRENT_SOURCE_DIR, and sure enough that did the trick. I was able to remove the...
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Troubleshooting • [RPi4] Burnt out component
Hello,Recently one of the components on my 8gb RPi4 burnt out.Now when I plug it in only the red light comes on, and the component gets very hot and smells like burning silicon.I think it is a tvs...
View ArticleSDK • Re: HAS_RP2040_RTC analog in CMakeLists.txt
I discovered I can simply remove hardware_rtc from target_link_libraries and it still builds OK with PICO_BOARD pico. I don't know why that works. Maybe hardware_rtc gets pulled in by...
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Networking and servers • Re: RAID setup problem
Good evening everyone, I have a Raspberry Pi 4 8GB RAM that I use as a server, to this I have attached (via a powered hub) 5 HDDs, 1 for data sharing with SAMBA (4Tb), I would like to set up the other...
View ArticleGeneral discussion • Controlling a USB device with GPIO pins?
I have a USB strip of LEDs that I'm powering through a 4-port hub that is not connected to the Pi in any way.The Pi is running an OctoPrint instance with a plugin to control GPIOs.I want to turn the...
View ArticleSDK • FreeRTOS pico2 configENABLE_MPU
I'm able to build OK with PICO_BOARD pico2 if I #define configENABLE_MPU 0 in FreeRTOSConfig.h.I cloned git@github.com:raspberrypi/FreeRTOS-Kernel.git and I'm pulling it into CMakeLists.txt like...
View ArticleAI Accelerator • Re: Tutorial of AI Kit with Raspberry Pi 5 about YOLOv8n...
What does this offer over the pi instructions? https://www.raspberrypi.com/documentati ... ng-startedIf you want to train your own yolo model, you should install hailo dataflow compiler and hailo...
View ArticleGeneral • Re: Trying to understand printf on FreeRTOS SMP on Pico
I am using SDK 2.0 ( I should have mentioned it). I got the kernel from the FreeRTOS repo. It appears that the fix is in.Statistics: Posted by yamanoorsai — Wed Sep 11, 2024 6:03 am
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Troubleshooting • Re: /dev/gpiochip4 is missing after update/upgrade
You're in good company, I believe it's taken out their own(ish) gpiozero python module too, used by schools, educators, loads of home makers etc. many are seeing the same problem there despite how...
View ArticleSDK • Re: How to turn off optimization, and other debugging tips?
Try Clean Reconfigure from Cmake, or Configure Cmake from Pico ModuleStatistics: Posted by gmx — Wed Sep 11, 2024 6:16 am
View ArticleBeginners • Why does it take the Pi 15 seconds to load the kernel? I'm so...
Hello, I'm looking for a way to speed up the boot process. SystemD can't help: it's already doing its best. I may need to tinker at U-Boot and even recompile the kernel. I'm honestly not sure. Here's...
View ArticleGeneral discussion • Re: Controlling a USB device with GPIO pins?
You could create a USB relay using a simple low voltage relay controlled from RPi using GPIO a protection diode and a transistor.You'll then have to find a USB extension cable, cut it open and pass...
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Beginners • Re: @thagrol? Non GPIO 3 start up shutdown pi zero 2w?
For me it works perfekt. I would like to discuss it, but if think it's overkill at all it makes no sense. - Because of the LED the resulting resistance is nearly 1.4kOhms (The LED helps to visualize...
View ArticleOther projects • Re: Raspberry pi control of vehicle flashing lights (I’m a...
I don't want to be that guy, but you should probably stick to approved equipment. Seriously, this sounds cool for a movie set, but not for real life.Statistics: Posted by ame — Wed Sep 11, 2024 6:45 am
View ArticleBeginners • Re: Non-blocking reading of stdin or hidraw* on headless RPi
I'm no Python expert, but nonblocking read and readline() apparently don't match.Have a look at this:https://stackoverflow.com/questions/217 ... n-blockingStatistics: Posted by deepo — Wed Sep 11,...
View ArticleGraphics, sound and multimedia • Re: Need driver file for touch function
1. It is capacitive Touch2. Yes it is USPStatistics: Posted by pandian — Thu Sep 12, 2024 4:14 am
View ArticleHATs and other add-ons • Re: M2 Hat+ with 5V Case Fan
My concern is that since I don’t know if the m.2 hat is sensitive to the current it receives from the 5V pins, I don’t know how it will affect it.makes me asaume you're new to electronics.Look at the...
View ArticleTroubleshooting • Re: Raspi 5 8gb turns off shortly after boot.
I'd also look at what your Pi 5 has is common with your recent Pi 4B failure.Anything connected to GPIO etc?Nothing is connected to gpio and I have currently never used the pis gpioStatistics: Posted...
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