MicroPython • Re: Accept hanging on Pico W python
maybe use one of the tiny webservers for MicroPython (eg: microdot) instead of handling your own event loop?Possibly, and it might suit the OP's case, but I tend to find I want to handle more than...
View ArticleGeneral • Re: RP2350 E9 bug - also for other GPIOs, e.g. SPI?
Actually you are right in this regard, those some cards are most probably MMCs using open-collector (up to 400 KHx) for init phase before getting in SPI mode, while they are NOT in SPI mode. Also,...
View ArticleGeneral • Re: Uploading to Pico took out Bookworm desktop
Let me just say, I'm not sure, but could you please clarify what the rug pulling usually is?The upload appears to confuse the USB host, and dmesg seems to say SD card boot sector can't be read to mark...
View ArticleJava • Accessing Camera Pixel Data through Java?
Is there a way to access the PiCam V2 pixel data through Java? Using Java 17, Pi 5, Debian 12 (Bookworm)The camera shows up great with both `libcamera` and `rpicam` so I know it's connected correctly....
View ArticleSDK • Re: How to turn off optimization, and other debugging tips?
Thank you for your responses.It seems you have to set these from the command line, not in CMakeLists.txt:I'm using VSCode, and it isn't clear to me how to change the command line passed into cmake....
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...
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 ArticleTroubleshooting • Re: Pi 5 not accessible by other Pi’s Mount
Hi thagrol!Well due to your persistence I’ve got it working! THANK YOU!!Part of the problem was I was trying to follow what has worked here before on other combinations – all Ubuntu and/or some...
View ArticleGeneral • RP2350 with IOVDD as 1V8 - what about SWD and XIN?
I want to design a PCB and use RP2350 with all Bank 0 GPIOs as 1V8.I have studied all the docs I could grab (datasheet, HW design guide, Pico 2 example PCB), but some questions remain unclear.1. QSPI...
View ArticleAdvanced users • Re: Get rpi-2712 kernel for RPi 5 after upgrade from Debian...
One more thing to note, rpi-update is not the normal update mechanism for the stable release kernel. It's "A tool to get the latest bleeding-edge firmware and kernel for your Raspberry Pi. … Even on...
View ArticleGeneral discussion • Moving /var/log to external disk?
What is the best way to redirect /var/log content to an external disk? I have seen two basic methods, but neither seems to work?1) symbolic link? Say the mount path of the disk is /mnt/var/log,...
View ArticleBeginners • rpicam-hello and background text
Is there some way to launch rpicam-hello from the command line and clear the text on the background so it's not surrounding the preview window?I know I can cover it up if I display the image...
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...
View ArticleGeneral discussion • Re: Moving /var/log to external disk?
Traditionally, it wasn't unusual to have a dedicated /var and/or /var/log filesystem. Just mount the filesystem directly, e.g.Code: /dev/sdb1 /var ext4 defaults 0 2If you're moving /var/log for...
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HATs and other add-ons • Re: Seeking Hat for Extending USB Interface Without...
Thank you for your response. The model I’m using is a Pi4, which was mentioned in the subject. However, from my understanding, a basic USB HAT for the Pi4 should also work with the Pi5.To clarify...
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