General discussion • Re: Powering Rpi 5 using DC to DC buck
viewtopic.php?p=2215448#p2215448Statistics: Posted by aBUGSworstnightmare — Fri Apr 26, 2024 2:03 pm
View ArticleTroubleshooting • [Solved] Zero2W stalls on upgrade - bookworm
I have 2 Zero2Ws and both did the same thing when I upgraded them this morning. I did an Code: apt update ; apt upgrade and it gets all the way to building the initramfs then halts. These Pis are both...
View ArticleTroubleshooting • Ethernet connection stopped working
Greetings;What could be the cause of the ethernet connections suddenly not working any more:My router is offering an IP address, when I connect the cable, but it doesn't bind. The lights on the RJ45...
View ArticleTroubleshooting • Re: Can undervolting kill a Pi 4?
Mobile phones needing more than 5W to charge typically request higher voltages using PD over USB-C to do so.In my opinion it's weirdly dangerous, but I didn't engineer the specifications.The spec is...
View ArticleTroubleshooting • Re: Ethernet connection stopped working
Greetings;What could be the cause of the ethernet connections suddenly not working any more:My router is offering an IP address, when I connect the cable, but it doesn't bind. The lights on the RJ45...
View ArticleTroubleshooting • Re: Zero2W stalls on upgrade - bookworm
Posting my own fix.Apparently it is running out of memory. If I shut down everything running in the background, it will update. Before:Code: free total used free shared buff/cache availableMem: 476132...
View ArticlePython • Re: python3-gpiod installation error
Following up to say I thought this sounded familiar...viewtopic.php?p=2191013#p2190719I feel foolish for spending my time answering the same question from the same person. I won't contribute...
View ArticleGeneral discussion • Re: Raspberry Pi 5 unofficial power supply?
As has been mentioned in other threads, if you are using a DC to DC converter, it most likely has a voltage adjustment pot. Especially with one like the one shown above (with a large/easy to bump...
View ArticleGraphics, sound and multimedia • Re: Analog video was improved for RPi5 !!!!...
I couldn't figure out how to get the full 60Hz progressive without the colour artifacts (the NTSC colour system wasn't designed to work with an even number of lines, and the colour carrier frequency...
View ArticleUbuntu • Re: Ubuntu 24 LTS on rpi5
I installed Ubuntu Server 24.04 LTS using RPi imager from Raspberry OS onto an NVME drive. It booted first time. Unlike 23.10 it gave a warning about insufficient power during boot up, but otherwise...
View ArticleMicroPython • Re: Get file from server and execute it, http/Rest
I'd like my Pico W to boot up - do an API Rest call to my server, retriver the "Sensor.py" file - save it locally on the Pico W and then execute the file.Is that possible?Yes, but an "API Rest call"...
View ArticleTroubleshooting • Display issues with RPI 4
Recently got RPI 4 and I tried booting it on 3 displays and none of them seem to show image(I tested it before buying and it was showing OS just fine on the display tested). Since then I reinstalled...
View ArticleInterfacing (DSI, CSI, I2C, etc.) • Re: Fast parallel GPIO data output: 10mhz...
viewtopic.php?t=369256Thanks. My thoughts would be an external RAM, an address counter and a DAC. Outputting would then simply be a matter of clocking the address counter. An over-clocked Pico should...
View ArticleClik here to view.
Français • Re: Comment qu'on fait pour supprimer son compte, ici ? :D
Bonjour !Désolé pour le retard ! Merci pour votre réponse mais j'aimerai éviter de pourrir le forum et de donner du travail au modo de préférence...Donc si juste je pouvais demander à un modo de...
View ArticleTroubleshooting • Re: PCIe port plastic ribbon retention clip
That link take me to a site for an item that costs £2.39 then £18 shippingWhen I viewed the same on the UK site it came in at £2.05 + £12.00 shipping. Not sure if that includes VAT.This is often an...
View ArticleOther projects • How to configure button for keyboard key
New to RPI. I am running Adafruit Looper on RPI 2b for kiosk. Need to configure GPIO pins for momentary switch to enter "k" which cycles mp4s in Looper. How do I go about doing this? Thanks for any...
View ArticleMicroPython • Re: Pico Micro Python main.py
Works here. The loop is continuously toggling GPIO 0, 1 and printout are visible. Unusual way to denote the GPIO pin with string, but seems to work. Something connected to RUN pin on header-pin-30 ?...
View ArticleAdvanced users • Booting NVMe on Dual NVMe board
I have just installed a Pimoroni NVMe Base Duo w/two 500GB disks (ASM1182e). I updated the firmware to version Sat 20 Apr 2024 and then used the HTTP installer with no SD Card or USB disk installed....
View ArticleAutomation, sensing and robotics • Re: Can't measure resistors
I am a great believer in KISS so when I did this I simply used two GPIO to create a H-bridge -Code: __ __/_ GPIO_X >---|_/__|---. / | ____ | GPIO_Y >---|____|---{ | ADC <------------'One GPIO...
View ArticleGraphics programming • Re: hw-decoding JPEG frame on rpi zero w 2
did i got it right:- the input for decoder (jfif data, ffd8->ffd9) should be in V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE- the output (decoded color romponents, like yuv or rgb) should appear in...
View Article