Automation, sensing and robotics • Re: Rotary encoder issues
Thanks. Just looked over the Pico and decided to go with the Pico H with no wifi. Now to get it ordered and figure out how do set everything up. Communicating between the RPi 4 and the Pico will be an...
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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 ArticleMicroPython • Re: rp2350 i2c target frequency
that looks like clock stretchingnotice how the high's are very shortthe length of the high is determined by the master, and if you measure that, youll probably get 2mhzthe minimum length of the low is...
View ArticleSDK • HAS_RP2040_RTC analog in CMakeLists.txt
If I'm building with PICO_BOARD pico, I needCode: target_link_libraries(target INTERFACE#... hardware_rtc However, that is an error with PICO_BOARD pico2:Code: [build]...
View ArticleMicroPython • 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 ArticleTroubleshooting • Re: Pi 5 won't boot Pi 4 SD card (Bookworm)
I am happy to report that the above advice solved the problem, the Pi5 is now happily running the Pi4B sdcard with only a few glitches! I have no idea how you learned those steps, but I imagine...
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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General • Re: RP2350 arm floating point support
Note, with all this in mind, we take great pains not to use any FP code during SDK init, thus your exotic RP2040 programs (or mine like Doom) with very tight stack requirements that don't use FP...
View ArticlePython • Need help with rpi-libcamera with libcamera version compatibility.
I am running into the error: /meson.build:26:8: ERROR: Problem encountered: This package works with libcamera version v0.3.0+65-6ddd79b5, but you have version v0.3.1+50-69a894c4 installed.I have read...
View ArticleAdvanced users • Re: Get rpi-2712 kernel for RPi 5 after upgrade from Debian...
The July image will give you 6.6.31, but 6.6.47 has been out for about a week in the APT repositories. It's not critical to keep the images right up to the latest kernel, as long as they support the...
View ArticleGraphics, sound and multimedia • Output buffers not getting configured in...
I am using RaspberryPi4 and I am getting issues in video playback where gst play fails; whereas Youtube works.Everything used to work perfectly in Dunfell; and the issue started with Kirkstone...
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 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 ArticleMicroPython • Re: MicroPython Library for Ultrasonic Sensor with noise filter
Good effort.If you want people to find your code, at least include the text of your package. Better still, include a link with the text: DIYables-MicroPython-Ultrasonic-Sensorpypi isn't the best place...
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