Beginners • Re: Trying to get HMTECH touch screen to work with Pi running Ubuntu
You may want to try the Ubuntu Forms at https://ubuntuforums.org/. I have no idea what Ubuntu provides to support additional HW on RPI.Statistics: Posted by DS256 — Wed Dec 11, 2024 2:44 pm
View ArticleGeneral • Re: PT52-Lua The Modern Retro computer
I compiled this branch OK, no linker errirs, just the usual warnings from tinyusb (since I got a new SDK copy), and I am still waiting for the base.Statistics: Posted by breaker — Thu Dec 12, 2024...
View ArticleTeaching and learning resources • Re: Advent of Code 2024
Code: ;;; Advent of code 2024 - day11, part1, on Opi5;;; Chez code (load "utils.so")(define (rule1 n) (cond ((zero? n) '(1))(else (rule2/3 n))))(define (rule2/3 n) (let* ((ns (number->string n))...
View ArticleGeneral • Re: A Snek port for a Pico ?
Looks like he has a Snekboard with an Atmel ARM MCU.Many thanks for pointing that out, reminding me it's not just AVR being targetted.The ARM ports are the ones I should be looking at when it comes to...
View ArticleGeneral discussion • Re: Raspberry PI Issues
Welcome. It will help if you provide additional information. Also, realize this is a user forum and not an official RPI support channel.What RPI's are you experiencing problems with?What OS's are you...
View ArticleTroubleshooting • Re: Need advice on portable battery to supply power to Rpi5
It's likely the slight sag that happens under load for anything regulated to exactly 5v. I find my devices do better when I actually regulate to ~5.18 or so.*Shrug*Statistics: Posted by loggiew — Thu...
View ArticleGeneral discussion • Re: Cm3 on a Cm4 carrier board?
never ever seen that!Me either. But I wish there was one out there.design one yourself! Don't see any real use case for it but hey! might be fun.Is there an schemtic for the Cm3 and one for the Cm4? I...
View ArticleAdvanced users • Re: Touchscreen power + data through USB C port
When I try to put the power in one port of the Viewsonic, and then chain the RPi from the other port of the Viewsonic using the various USB C - USB C cables (Android, Apple, Belkin TB3) I have lying...
View ArticleGeneral discussion • Some letters don't work on touchscreen keyboard
Pi OS's touch keyboard isn't typing letters q, k, Z in Chromium browser. They work using the terminal keyboard but not with the English UK keyboard. They seem to work in other programs too. I haven't...
View ArticleOfficial Display • How does the monitor know when it is powered by a Pi?
The documentation is quite clear that when it is powered by a Pi's USB ports it is limited to 60%/50%, but how does it know? The USB plug on the monitor seems to be just for power and not as a device....
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General discussion • Re: Maybe Again…(1:micro usb power in)(2:micro usb power...
Here(1:micro usb power in) (2:micro usb power in and hub like usb hub built in power delivery to host)connect at same time on raspberry pi zero 2w or You've already been told it's a bad idea. The two...
View ArticleOfficial Display • Re: How does the monitor know when it is powered by a Pi?
It uses the CC resistors in some way I believe.Statistics: Posted by jamesh — Fri Dec 13, 2024 3:03 pm
View ArticleAdvanced users • Re: Moving Linux Kernel to 6.12
zram issue is fixed. I installed systemd-zram-generator.Code: Partition: ID-1: / size: 915.32 GiB used: 163.03 GiB (17.8%) fs: ext4 dev: /dev/sda2Swap: ID-1: swap-1 type: zram size: 3.71 GiB used: 0...
View ArticleHATs and other add-ons • Re: Power Hat+ spec questions
Having two EEPROMs is plain nonsense! What do yoi expect the FW to do?Electrically, there's no difference between one Standard HAT stacked together with a Power HAT (both with own EEPROMs), and a...
View ArticleInterfacing (DSI, CSI, I2C, etc.) • Re: RPI5 DSI LCD display alternatives
I don't recon seen any 'ready made' solution with that spec!closest you may get is https://www.waveshare.com/product/raspb ... si-lcd.htm NOTE: not a recommendation , for info onlyStatistics: Posted...
View ArticleAdvanced users • Re: RPI5: Unable to enable kvm in qemu after replacing host...
Hello @redvlicould you share again the configuration you used? (link does not work)I'm strugling with KVM and 6.12.ThanksIt is not me who posted the URL to configs (but @ruiqurm). I do not have a Pi5....
View ArticleGeneral • Re: Getting Out Of A UART Framing Error
Thank you for all your answers and clarifications. If I understand correctly this code snippet should do the trick ?Code: hw_set_bits (&uart_get_hw(uart1)->rsr, UART_UARTRSR_BITS)Probably it...
View ArticleCamera board • Re: Sawtooth Pattern in Dark Current Readings
Thanks for the update. I think we're still trying to catch up with all the information here, plus of course we don't know anything about this rpicam-ascom-alpaca software.Firstly, from what I...
View ArticleGeneral • Re: Reserved bits on memory register
This probably varies according to which register you are talking about, but the vast majority of them read as zero and ignore writes.However, best practice when updating only some of the bits in a...
View ArticleMicroPython • Pico2W & micropython
Before I go order a bulk of them for the collegeWhat's the state of play with micropython on the Pico2WLooking in Thonny I see Pico/Pico2W and Pico2. But not the Pico2W Is it not there yet and best...
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