Teaching and learning resources • Re: Advent of Code 2024
Finally did Day 6 using C++. Code: Advent of code 2024 day 6Part1 - 4982Part2 - 1663Elapsed time 20.6543 secondsInterestingly -O3 optimization made a better than ten times improvement on time.Code:...
View ArticleTroubleshooting • Re: USB gadget on a Zero W, what I'm missing
Well,actually the thagrol's guide works less than the little guides I found on the net, probably because of the release date ; there should be some modifications since on OS.Applying it, I don't see...
View ArticleTroubleshooting • Re: Write Transfer Speed Samba/FTP/SFTP
The Pi 5 is setup as OS Lite 64Bit.I connected it via Lan and Wlan to a FritzBox.Make it only LAN. To start with. A NAS should not run via WiFi.There have be 2 other reports I remember that described...
View ArticlePicademy • Re: Raspberry emulator
I would like to use a Raspberry emulator to give a remote course of IoT.What's wrong with using a real RPi5 (£76.50) or Pico2 (£6.60)? They'll give you a much better feeling than any...
View ArticleTroubleshooting • Migrate SD to SSD
I have a raspberry pi 4 running for several years now.I use it for various tasks and I've invested significant time configuring and setting it up.I'd like to move from using SD card to an SSD card in...
View ArticleTroubleshooting • Failed to connect to a screen
I have a raspberry pi 4 running for several years now.I use it for various tasks and I've invested significant time configuring and setting it up.Back then, it was connected to a computer monitor...
View ArticleGeneral discussion • Re: Raspberry Pi Monitor, Black - confirmed?
That picture of the black one looks greatStatistics: Posted by cct — Fri Dec 13, 2024 3:52 pm
View ArticleAdvanced users • Re: kernel: Upstreaming NVMEM driver for OTP
Hi,recently i closed this item from my never ending TODO list:https://github.com/lategoodbye/rpi-zero/issues/18This also has refs to my own old upstreaming attempts.I would be happy, if someone tries...
View ArticleMicroPython • Re: Pico2W & micropython
Pimoroni has what they call an “experimental” build - and it works - but I doubt it is ready for educational use. The Pico 1 W remains a capable microcontroller and I am not throwing mine away.Rather...
View ArticleTroubleshooting • Re: Failed to connect to a screen
Maybe get a spare microSD card and put Raspberry Pi OS Bookworm 64-bit with desktop onto it, using Raspberry Pi Imager in which you set WiFi, user, enable SSH, etc. and boot from that.Statistics:...
View ArticleRaspberry Pi 400 and 500 • Re: Pi 500; questions and setup
Thank you! I just bought the 5th edition "The Official Raspberry Pi Beginner's Guide" ebook and going over it now. Hopefully it says something about how to add a wireless printer once you have the...
View ArticleGeneral discussion • Can you get Pi 5 Serial number from the box?
Hello i am a seller/reseller of brand new raspberry pi's. I am only selling PI 5 on an online platform.I would like to protect myself from situations where customers do a buy and switch scam: wherein...
View ArticleDevice Tree • Re: Trouble reading from a MCP23017
Good catches PhilEI've taken care of those issues, did a little cleanup and removed the third chip to simplify while debugging but still not getting successful reads. Not sure if my re-write is...
View ArticleGeneral discussion • Asking about the Buydisplay.com site- reliability and...
Hey there. I’m thinking about getting a display from buydisplay.com since it’s the only site I’ve found where all the components are pretty individually separated instead of already stuck together, so...
View ArticleGeneral discussion • Re: New pizero 2 w first boot trouble
the pi is uniquely named, and I kept default user as pi. I used nmap until the pi's name came up and the IP address was reported, to which I then:ssh pi@'piname'@ipaddressThe first time I got a...
View ArticleAdvanced users • Re: RaspiOS 12 (aarch64) with KMSDRM, tool for taking...
You don't use X, and you're not using the framebuffer, so what are you using?For example SDL2 or RetroArch without X on top of fb.Statistics: Posted by MartyMax — Sat Dec 14, 2024 4:01 pm
View ArticleOther projects • Re: Raspberry Pi Pico H - Weather station: component...
I don’t think you need the AT24C256 EEPROM 256kb I2C eeprom memory module, as you are not doing data storage on the pico, the Pi4B can store the data on its microSD card (or other)Statistics: Posted...
View ArticleCompute Module • Re: What is performance of the VideoCore VII GPU in the CM5?
You say this are single precision FLOPs. Is that 16 bits floats or 32 bit float? For CPUs single precision would mean 32 bits and double precision 64 bits. But I'm not sure about GPU.I think 32-bit...
View ArticleGeneral discussion • Re: Air holes for the official case (results)
Hello,When laying on a table, the air blown by the fan remains in the case.In my testings, the temperature of the CPU rises to 72°C at 16°C ambient.If I raise the case so the vent holes at its bottom...
View ArticleCompute Module • Re: CAM1 not working on a CM4 + CM4 io board
Look at your overlay if it has a 'CAM1' parameter. As you seem to be using your own - because there is no official one for IMX298 - you're on your own.Official overlays default to cam1 anyhow and only...
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