Beginners • Re: Actual headless boot
Have you looked at Raspberry Pi OS Lite? That seems like it would probably meet your criteria. It has no desktop environment, and can do a serial console and/or USB+HDMI text mode console. There will...
View ArticleGeneral • Re: RP2350 SSP/XIP Block Transfer Examples
Don't forget to tune the QSPI frequency and timings, as the defaults are quite underclocked and have unnecessary delays. The new QMI supports long bursts at 66 MB/s.Statistics: Posted by gmx — Sat Oct...
View ArticleTroubleshooting • Re: Boot problem.. Job systemd-networka-wait-online.service...
So long story short, systemd-networkd keeps getting deactivated from time to time and NetworkManager gets activated instead ...whenever I run some sporadic system updates to the OS.....So I came to...
View ArticleGraphics, sound and multimedia • Zero 2 Maximum video streaming resolution?
Back when I had a Zero w, I looked at a wildlife monitoring project and decided the maximum practical resolution would not work. Now I have a Pi Zero 2. What is the maximum resolution and frame rate...
View ArticleTroubleshooting • Raspberry Pi booting again despite issuing shutdown command
Hi,I am getting the strange behaviour of my Raspberry Pi 4 rebooting after issuing poweroff when mounted on top the waveshare UGV kit. when powered via the USB C port it shutdown as normal. I am at a...
View ArticleSDK • Error in the SDK
Hello Everyone,I have an found an error in the Pico-sdkCode: /tmp/pico-sdk/src/rp2_common/hardware_pwm/include/hardware/pwm.h: In function...
View ArticleBeginners • Re: Cron script issue with Python .env in order to run a script
Finally, it works (still some path issues Windows/linux...)AFAIK there's no automatic way around those. If it's path element concatenation use os.path.join('a','b') will use the OS specific separator...
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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 ArticleTroubleshooting • Re: WaveShare 3.5 results in constant red LED
It may be a issue with the display and you may need to return it. However,I see that in the instructions you need to use a male to female cable. When you trying out the Waveshare display is the...
View ArticleMicroPython • Re: Issues with Micropython on Pico W with Sonoff Light Bulb
Dumping as a JSON string is already done in the request() call. See source code for urequest:https://pypi.org/project/micropython-urequests/#filesRelevant part in request() call (library is MIT...
View ArticleAdvanced users • Shrink and Auto-Resize Bookworm
I've been using pishrink.sh to shrink a disk image of the Raspberry PI OS to avoid problems with copying it onto SD cards that might not be exactly the same size as my image, and to make a compressed...
View ArticleGeneral discussion • Re: Python Script keeps Exporting after Finally Statement
When I ran that, I got this:Code: File "main.py", line 11 print('you're very unlikely to ever see this') ^SyntaxError: invalid syntaxStatistics: Posted by Henrik Gill — Sun Oct 06, 2024 11:37 pm
View ArticleTroubleshooting • Re: Negative output values for 3.3 v and 5 v sources on Rpi...
What are you using for the reference potential (meter negative)?Does the Pi (on its own) work? If not, something you did probably killed it. Upgrades won't cause negative voltages. Note that the...
View ArticleBeginners • Re: Pi 4B flash of the desktop, then nothing
And, after 45 minutes with no further change, I shut it off.Thanks.smpStatistics: Posted by spereira — Sun Oct 06, 2024 11:47 pm
View ArticleGeneral discussion • Re: Raspberry Pi Zero 2 WH
hi @kheylen25sorry i bother you here.I found a post where you share your code for a app in kivy with bluetooth (bleak).Can you please share the buildozer.spec? Im new to kivy... and bleak and i cant...
View ArticleGeneral discussion • Re: Pleb GPIO
Warthog, thank you for taking a look! I figured you would, if anybody did. I did spot leds-gpio but could not make sense out of it.You should definitely consider that to be my failing -- but suspect...
View ArticleGaming • Re: Quake 2 OpenGL ES 1.0 renderer, for any Pi model, 60+ FPS
how to play new games?./quake2 +set game xxx, no luck.I'm assuming the base game works for you. Otherwise, you'll have to give more info on what you did.For the expansions/mods, you'll have to clone...
View ArticleGeneral • Re: RP2350 PIO DMA performance question
PIO has some SMT behavior via interrupt flags. They do not have IPC by themselves and are not scalar/vector/matrix in execution. They also lack an ALU and stack/memory subsystem. Much more like HDL...
View ArticleSDK • Re: Pico as debug probe problem
Did anybody get debugging of the RP2350 with the PICO as debug probe under VS Code on a Raspberry (64Bit) to work? I would love to know, whether it makes sense to research further or not. Thank you...
View ArticleSDK • Re: Need some help with sound output
If helpful, I wrote an 8910 emulator once, including code to output over RP2040 PWM.The emulator itself: https://github.com/alastairpatrick/pico ... mware/ay.cCode to configure and update RP2040 PWM:...
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