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General • Re: PIO+DMA w/ offset?
Interpolators can be useful for address translation, but only with CPUs, no PIO, no DMA.Regarding QSPI Flash, it depends on timing ... you can run the program in RAM, disable XIP, and use QMI...
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Camera board • External trigger on GS Camera and rpicam-still
The following command line saves an image with an external trigger:LIBCAMERA_RPI_CONFIG_FILE=/usr/share/libcamera/pipeline/rpi/pisp/timeout.yaml rpicam-still --immediate -n --awbgains 1.5,1.5...
View ArticlePython • CPU Temperature Test Not Working; Need File Format
I tried to use the code on the "Heating and cooling Raspberry Pi 5" page (https://www.raspberrypi.com/news/heatin ... erry-pi-5/) and couldn't get it to work; kept getting this error:Code:...
View ArticleBeginners • Re: Running a program on start up and after connecting to the...
If by "crontab method" you mean a cron job start @reboot then no, that won't work as cron will run it before the network (by extension teh internet) is available.There is no reliable way for the...
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SDK • Re: 'clock_get_hz' was not declared in this scope
So you started to migrate from Arduino to pure SDK ? You are very welcome ! I thought you are still trying to patch Arduino to behave like SDK.SDK is much closer to the hardware, once you get used, I...
View ArticleSDK • Re: Setting SCL,SDA pins for Serial2
This is doing all you need for prtinfFor high level stdio (like printf), in clean SDK (NO ARDUINO), you can always use stdio_uart_init_full without messing with defaults in CMake:Code:...
View ArticleGaming • Re: Here's a Really Daft Idea: A Pi4/Buster Emulator for Pi5
RetroPie is still in active development, but to gain access to the latest build of RetroPie, you would have to setup RetroPie manually:GitHub - RetroPie/RetroPie-Setup: Shell script to set up a...
View ArticleBeginners • Missing "Logout" from application menu
Running Raspian Bullseye (Version 11) on Raspberry Pi 4.The "Logout" item is missing from the application menu. What how can I get it back on the application menu?Statistics: Posted by RazBeryLerner —...
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HATs and other add-ons • Trouble waveshare game hat battery 18650
I have this Game Hat from Waveshare. Works fine but recently shutdown ten minutes lates o gaming. The Battery its charged but when i replace for other old battery (just 20 minutes of autonomy) this...
View ArticleGeneral • Re: ADC DNL on Pico2
Maybe it's averages, not raw data, that would hide the holes.You also should check the signals on oscilloscope, to reveal small noise, or glitches, use AC input and higher amplification. On DC you'll...
View ArticleCamera board • Re: Raspberry Pi Camera Module 3 Not Working
I have flashed my 64GB SD card with the Raspberry Pi OS 64-bit Debian Bookworm. I am using a Raspberry Pi 4 Model B with 4GB RAM and an official Camera Module 3 I bought from Micro Center. When I...
View ArticleOther projects • Re: SDR Software Defined Radio - PI
I'm still on bullseye on my Pi 400 and I have gqrx installed from the repo and also guglielmo and qt-dab which I compiled from source. Additionally I have gqrx-scanner which adds scanner capability to...
View ArticleUbuntu • Re: No gfx acceleration on Ubuntu on rpi5?
have you tested your sd with raspberry pi diagnosticsorthe sd should have A2 & V30 printed on itStatistics: Posted by kerry_s — Mon Sep 30, 2024 11:58 pm
View ArticleHATs and other add-ons • Re: AI Kit - How to use GPIOs?
Thought I would add this question here. Now what gpio pins are actually used by the ai kit? If I dont want to stack it and use least amount of connections instead of a massive 40pin flex...
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Beginners • Re: breadboard and program complete.. what's next?
more permanentAs in once per year or month wear? Gaffer/duct tape. Then you can adjust it each outing with new bits.For my similar uses, I use a wood/plastic sheet to mount the Pi and a smaller...
View ArticleAdvanced users • Re: Obtaining status from Witty Pi 4 L3V7 device
Thanks for that - I had not found the UUGear forum.Statistics: Posted by jc508 — Tue Oct 01, 2024 1:00 am
View ArticleSDK • Re: Submitted Issues on GitHub
Apparently, this forum does a similar thing (403) with https://web.archive.org:SorryThe capture failed because Save Page Now does not have access rights for...
View ArticleBeginners • Re: Pi Zero 2w SSD bootdrive
The read only suggestion is good. Does your mains power drop out or brown out frequently? Power spikes can ruin the best laid plans. Hot environment? For microSD longevity in anywhere rough, I...
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Beginners • Re: These nvme base hats look interesting but do not have access...
An alternative to RAID1 on 2 * 4TB. PCIe NVMe adaptor with 4 TB. Big spinning rust disk on USB 3. You use the 4 TB SSD 24/7. Backintime or equivalent backup to the lump of iron. You can then recover...
View ArticlePython • Re: CPU Temperature Test Not Working; Need File Format
'\xb0' is degree sign in many 8bit encodings, such as iso-8859-1, iso-8859-15, and cp1252. You could specify any of those.It would be better, though, to encode the file as UTF-8 so that it matches...
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