General discussion • Re: Is Raspberry Pi Branded SD card available on Amazon?
Amazon also seem to have a "Raspberry Pi Store" page that looks like an official Raspberry Pi outlet - IT IS NOT AN OFFICIAL OUTLET. Some stuff seems to be sold by Amazon themselves, others by random...
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Bare metal, Assembly language • Re: Bare metal write-up of a Forth dialect...
Many thanks for taking the time to write this up. I found it very interesting. Statistics: Posted by pmoore — Sun Jan 05, 2025 11:37 pm
View ArticleCompute Module • Re: Pi5/CM5 Read/Write Speed: USB to NVMe?
A CFExpress card uses PCIexpress to communicate with the host (either single or four lane, type dependent).How do you connect such card to your RPI? If it's a USB3 reader then that bandwith is your...
View ArticleOff topic discussion • Re: Attracted by the narrative of good
I admire your dedication to RPI's mission. Their focus on education and accessibility truly sets them apart from big tech. Hall passStatistics: Posted by Moon1 — Mon Jan 06, 2025 12:04 am
View ArticleGeneral discussion • LibreOffice on Pi 5 + NVMe
Pi 5 8 GB + NVMe. The LibreOffice installed from the Pi OS software manager is old and has a horrible user interface on my machine. I am wondering if it is worth making it current and usable. Is...
View ArticleMicroPython • Re: Using DMA and PIO to stream to GPIO on Pico 2, like...
Here's how I did something similar for one of my projects:Code: from machine import Pinfrom rp2 import DMA, StateMachine, PIO, asm_piofrom array import arrayimport uctypesdata = bytes([0x0, 0x1, 0x2,...
View ArticleMicroPython • Re: How do you get a Pico W to sleep?
By chance, have you measured the current cut when de-asserting GPIO23 ?Statistics: Posted by gmx — Mon Jan 06, 2025 10:42 pm
View ArticleTroubleshooting • Re: Can't boot my Pi 400 from a usb hard drive (mechanical)
you said" I'm using the Ubuntu OS. I installed the Pi Imager and tried to run it by which to switch my boot order per instructions on Tomshardware.com"Are you using Ubuntu on another PC to load the...
View ArticleUbuntu • Re: VS Code Pico extension - switching between debug and release builds
I changed the build configuration in a very hacky way by modifying the 'Raspberry Pi Pico' VS Code extension's source code.What I did:1. Opened the extension source...
View ArticleGeneral discussion • Re: New Raspberry Pi Products
Plus being able to use any manufacturers PSU really helps. Lenovo, Dell, Raspberry Pi etc all work fine together now.Plus being able to plug the PSU to any USB-C on any side is nice. And same for...
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General • On rp2040, reading 2.15V off a 5V voltage divider
Hello, I'm making a rp2040-based device that's powered from USB (via buck converter). I want to know measure the VBUS voltage (5V expected).So I wired a 10K/10K (+-5%) voltage divider to an ADC pin,...
View ArticleTroubleshooting • UARTS 2,4 Work. UARTS0,1,3, Fail - RPI CM5 + I/O Board
Hi All,So I'll post below some stuff to prove it but, after including all the UARTs in the boot, all UARTs are correcltly recognised on the right GPIOs.Using the 40 pin header I do loopbacks and do...
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General discussion • Re: What's with the M.2/NVMe obsession?
As micro SD cards seem to get lost more easily than larger form factorsUse a trick from a motel on the road from Sydney to Perth that lost too many keys. Attache 300mm of metal tube. Linux supports...
View ArticleRaspberry Pi OS • Re: LibreOffice on Pi 5 + NVMe [SOLVED] [Sort of]
My notebook has 24.2.7.2. The bookworm-backports contains 24.8.4 for arm64, identified as 4:24.8.4-1~bpo12+1. The LibreOffice web site lists 24.8.4 as the current version. I could update my Linux...
View ArticleInterfacing (DSI, CSI, I2C, etc.) • Re: Solution [Python]: How to set two I2C...
I have a dozen sensors operating on this bus, including a M10Q GPS module that has clock stretching, and all work at the normal bus speed set (typically 400kHz but cpu governing at "ondemand" instead...
View ArticleGeneral • Re: On rp2040, reading 2.15V off a 5V voltage divider
the Pico ADC input impedance is >100k,That's the effective impedance, not exactly when sampling.Also look for noise/dropout on 3.3V rail.I've done some tests here:...
View ArticleGeneral • Re: RP2040 counter divider by 10
Pico-Examples has a. PWM out and in example, it seems. Study:https://github.com/raspberrypi/pico-exa ... duty_cycleStatistics: Posted by breaker — Tue Jan 07, 2025 12:12 am
View ArticleCompute Module • Re: CM4 rpiboot hangs on custom board
That's absolutely right and makes sense, ya. Omg. Thanks! But USB OTG I don't need for my case, right? What if I connect D+ and D- from USB port directly to pins 103 and 105?Statistics: Posted by...
View ArticleGeneral discussion • Re: Raspberry pi sound recorder to upload via web ftp or...
To download the mp3 files from the Pi to a PC (say) install an ftp server on the piWhy not just enable ssh and use an sftp client on the PC?@OP:If the Pi isn't on the same local network as the PC...
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Beginners • Re: Streaming camera app remotley
Yes I am sure it works. Here is rpi-connect showing the desktop of a headless Pi5, using Firefox browser on Windows 11 PC."quick reference for "how to"?" - no I followed the picamera2...
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