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HATs and other add-ons • 7600G-H 4G HAT - RFI issues?
Been testing out the Waveshare SIM7600G-H HAT on a RPI Zero. Thanks to this forum I had the unit up and running in no time However, when used as a HAT/Pogo pins, I was having some random issues like...
View ArticleTroubleshooting • Bug? Cannot find kernel headers for the running kernel...
Hi everyone.I recently installed the "Lite" (32-bit, no desktop environment) image on my Pi 4. It's a fresh and clean system, I haven't tampered with anything.My current goal is to compile the Alfa...
View ArticleSDK • How to reboot the Pico W into disk mode from my code?
During development, I often need to re-flash my code on the Pico. To save me from having to unplug/replug the USB plug while holding the BOOTSEL button, I use the "picotool load -f" command...
View ArticleTroubleshooting • Raspberry Pi 4 Not working
Hi I have been using my Pi 4 as a headless machine and using my pc to ssh into it. I was using it for a couple days and then I stopped for about 5 days, I go to power it on today. I can no longer ssh...
View ArticleBeginners • Help with connecting libraries
Hi, I am a complete novice when it comes to RPi. Previously I used Arduino but for the new project I need more powerful hardware. I can't understand how the libraries work. Do I have to add paths to...
View ArticleCompute Module • Custom Device Tree Model Property
I'm working on a project that needs a custom device tree. I have a custom carrier board for the CM4 that has a lot of on board devices that needs to be configured and it doesn't make a lot of sense to...
View ArticleSDK • I'm curious why my sloppy code is actually smaller than optimized code...
My apologies for posting so much code here. Please let me know if this frowned upon.I wanted to start a new thread that is related to my previous "How can I profile basic functions for the RP2040?"...
View ArticleGeneral • Did I burn my Pico W ?
My Pico when connected spits out this message & the RP2040 gets very hot when i connect it to my laptop. Code: Unable to connect to COM9: port not foundProcess ended with exit code 1.Statistics:...
View ArticleAdvanced users • Hardware PWM on GPIO12 of RPi4
I want to experiment with PWM pure signals (signals generated by a dedicated hardware, without any jitter caused by the running software). I tried to generate this signal on a RPi4B board on GPIO12.I...
View ArticleBeginners • raspberry pi 02w +ssd + lifespan
i purchased ssd for raspberry pi 02wtested,everything goodgetting around 30MB/s read and write i was searching for optimising ssd life i came to know linux update every data it read ,it means on...
View ArticleRaspberry Pi OS • Rasbian Wheezy - mincraft pi
Hi,my son wants to learn to program in Python with Minecraft. There used to be an Raspbian version with Minecraft-pi which can be manipulated via programming in Python. However this Raspbian version...
View ArticleRaspberry Pi OS • Remove borders on gtk apps
I use Raspberry Pi OS with X11 and I notice that gtk applications have thick borders around the window. I believe it is due to the PiX theme, and therefore I believe that a css file should be...
View ArticleHATs and other add-ons • Raspberry Pi 1 Case
I've got a number of older Raspberry Pi laying around which I planned to use for a particular use but never got around to it. But I came up with a temporary use case for one of them and would like to...
View ArticleAdvanced users • log voltages from 0 to 5 volts at an adjustable rate per second
Hi there,I am wanting to build a device using a Raspberry Pi that could log voltages at an adjustable rate per second and save the logs in a file. I am confident in the software side before and have...
View ArticleBeginners • Please help me connect phone to Pi 5 via Bluetooth.
I have rarely used bluetooth.I use it to attach phone to radio in the van, that is it.Pi5, 64 bit Pi OS, KDE Plasma desktop.I have tried various things. I can't find anything else to try.I enable BT,...
View ArticleTroubleshooting • Raspberry PI 4B | Green Flickering Light | Unable to Boot
Hello team,I hope you'll are doing good.I will like to kindly request for your help, maybe you can give me a hand with this raspberry pi 4B (4GB) that currently is not booting and the green light...
View ArticleInterfacing (DSI, CSI, I2C, etc.) • Interfacing a 8-bit Serial RGB Display
Hi,I want to use a Samsung LMS250GF03 display with my Pi. This display utilizes 8-bit serial RGB, with HSYNC, VSYNC and DOTCLOCK.Link: https://www.rockbox.org/wiki/pub/Main/C ... 50GF03.pdf. Correct...
View ArticleTroubleshooting • Raspberry Pi 5 won't boot (led blinks 4 long and 3 short...
Hi All,I was installing the buttons of my arcade cabinet when my pi 5 was still running (I know, not the smartest move) and suddenly the hard drive wouldn't boot up anymore.After reboot also the pi...
View ArticleBeginners • Memory access time Pi5
Hi. I am using Pi5 recently.I was doing some simple tests for evaluating processing speed. The results I got can be summarized as following :read/write from/to file (so on SD card) : around...
View ArticleTroubleshooting • No network connection after OS upgrade
Rpi model 2B with Ralink RT5370 Wireless Adapter dongle.Ran happily for years with WiFi (Wlan0) connection with Raspbian "Stretch" OS. Never used eth0 (ethernet) connection.I upgraded to "Buster"...
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