MicroPython • Re: Help controlling a speaker with amplifier through a pico
Hello. I recently got one of these working with a Pico2W. I ordered 5 from AliExpress, spent forever not getting one to work, finally tried a second one which worked first time. So maybe I burned...
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MicroPython • Which pin is 'LED' connected to?
I have just started learning python on the pico W. Looking at a pdf drawing (see attachment) of the pins it says pin GPIO0 is connected to the internal LEDCode: import machineimport timeled =...
View ArticleMicroPython • Re: Which pin is 'LED' connected to?
The LED is on WL_GPIO0 not GPIO0. WL_GPIO0 is a GPIO connected to the WiFi/Bluetooth chip.Use the named "LED" pin instead. It'll know how to tell the WiFi/Bluetooth chip to change the LED GPIO.Code:...
View ArticleRaspberry Pi OS • Re: xrdp, no longer able to push user name to remote...
This is no longer an issue. Maybe an update resolved it.Statistics: Posted by dmcdivitt — Thu Feb 12, 2026 11:41 pm
View ArticlePython • Re: ModuleNotFoundError: No module named 'adafruit_dht' >>>
Now I am told the DHT11 not foundCould be many reasons- you need a pullup resistor for DHT11, DHT22 from data pin to VCC 3.3V. See https://learn.adafruit.com/dht/connecti ... txx-sensor Most boards...
View ArticleRaspberry Pi OS • Re: How do I expand swap space on my Zero 2 w?
Ok got it setup. Do I need to setup a swap partition as well?Statistics: Posted by dsquared59 — Fri Feb 13, 2026 12:36 am
View ArticleSDK • C++ : Is <chrono> / <threads> supported ?
I'm testing some simple C++ code on a PC with a CMakeLists.txt that supports both the PC and a Pico, selectively. That works when using other tests. I'm exploring <chrono> and for specifically...
View ArticleZephyr • Re: Write to Flash not working
To check if DFU working probably worth trying the USB device stack DFU example: https://docs.zephyrproject.org/latest/s ... EADME.htmlStatistics: Posted by gerrikoio — Fri Feb 13, 2026 10:49 pm
View ArticleC/C++ • Re: daemon GPIO access
I don't know if this will help you, but I recently wrote a systemd daemon that monitors the hall effect sensor on the lid of the Argon40 One Up laptop. It uses gpiod to monitor the input for the...
View ArticleRaspberry Pi OS • Re: Hardware watchdog timer - enabled by default?
According to /boot/firmware/overlays/README it's enabled by default:Name: <The base DTB>Info: Configures the base Raspberry Pi hardwareLoad: <loaded automatically>Params:[...] watchdog Set...
View ArticleGeneral discussion • request: official Docker image for Raspberry Pi OS
Hi,As a Docker user, I find that well maintained images help to bridge a lot of development gaps. For example, I can quickly spin up build and test environments via Docker containers, for a wide...
View ArticleTroubleshooting • Re: error writing to microSSD
1.9.x will not apply configuration to Trixie images. That changes and those version don't know how to.This is not strictly true. The release 2025-10-01 did work. Those who installed the initial...
View ArticleTroubleshooting • Re: Why just Reddit
I'm really sorry guys/gals who responded but I'm an older dude with no Linux OS experience. Suggestions on finding the information you all requested, with guides, would be great. Half the thread went...
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Beginners • Re: Trouble with motors
Thing is that i have 4 drivers in total i need to hook up. so that would require me to have 2 more PCA9685, and connect them in series. like in the picture(with some soldering). and i can't think of a...
View ArticleRaspberry Pi OS • Re: raspberry Pi5 wont turn on power led never turns green
So, to try and clear my confusion:Pi5Official PSUThe ugreen USB cable is no longer relevant.Pi does nothing on application of power and does not respond to the power button.Next troubleshooting...
View ArticleInterfacing (DSI, CSI, I2C, etc.) • Re: What does it take to mainline a DSI...
The Raspberry Pi kernel is not normally referred to as mainline.Mainline normally references the kernel released by Linux Torvalds to https://git.kernel.org/pub/scm/linux/ke ... linux.git/ /...
View ArticleGeneral • Re: GPIO 20 pin on pico 2 Breakout Board not working
Quick update on this:I tried turning only one of the function generator channels (the channel going to the clock pin) instead of having both channels on simultaneously, the other one connected to a...
View ArticleBeginners • Re: Rapsberry Pi 5 system with touchscreen powered by car help
* Pis do not like being hard powered off, which is what typically happens when you shut off a carReally? There isn't pin on that header than can be connected to a battery backup to tell the system the...
View ArticleGraphics, sound and multimedia • Re: mpc with bluetooth
I have mpc and mpd installed. I think the problem now is the audio_output block within mpd.conf, I have tried many settings but I cannot get it to output to the bluetooth amp. I currently haveCode:...
View ArticleGeneral • Re: Memory corruption issue.....
Those areas are used as buffers that are DMA'd into / from by state machines, however this is before the state machines or the DMA have been initialised so nothing else should be accessing the...
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