I am running Arch Linux ARM on a Raspberry Pi 2 Model B, and I am attempting to communicate with a TFT display. I am writing a kernel module to interface with the display using SPI, and it works, but ...

The built in WiFi module seems to work fine, as it can connect to both of my open networks I created for testing, i.e. the 2.4GHz, and the 5.0GHz ones.If I set a simple passphrase (i.e. contains ...

Has anybody been able to figure out how to debug a Raspberry Pi 3 model B using SWD? To be clear, I'm looking to debug the Pi itself using SWD. We've tried setting up the GPIO pins to use JTAG-SWD, ...

I have created SD card with Ubuntu Desktop 21.10 using Pi Imager on Raspbian. It boots fine but when I interact with desktop environment, e.g. re-arrange the icons on the sidebar, the desktop ...

I just got a Raspberry pi 4 with 8GB and a SD. I ran all the updates and went directly to install docker and discovered that many images were randomly failing. I narrowed it down to the alpine:latest ...

I have tried to write a driver (in the kernel) that interrupts every time the data received from the ADC is ready to be read (Analog to digital conversion is done).The problem is that sometimes the ...

I have had minor success using the PIGPIO library and interfacing the Pi as an I2C Slave (Using GPIO Pins 18 and 19 as SDA and SCL) with a Campbell CR1000X DataloggerI am encountering a problem ...

I have the following problem:I want to host a webserver on my Pi Zero W and access it over Bluetooth. To achieve this i tried to use PAN as underlying layer.The first time i followed this post.Most ...

How am I to connect my Raspberry Pi 3 (PIXEL desktop) to the Google Home app if it already has Google assistant on it?

I'm using my pi3 to display a local "website" as described here Making a Raspberry Pi 3 accessible w/o configuration via WiFi and static IP/URL. Therefore, I'm creating a hotspot with the pi. This ...

I have a MMA845X accelerometer mapped at 1C: 0 1 2 3 4 5 6 7 8 9 a b c d e f00: -- -- -- -- -- -- -- -- -- -- -- -- -- 10: -- -- -- -- -- -- -- -- -- -- -- -- 1c -- -- -...

My wifi adapter worked fine with the Rapsberry pi B but when I update to Raspberry pi2 it doesn't work. I'm using wheezy and when I run lsusb I get:Bus 001 Device 002: ID 0424:9514 Standard ...

I'm trying to compile the FreeRTOS port to Raspberry Pi, but when I compile, I get the error:arm-none-eabi-ld: cannot find -lgccarm-none-eabi-ld: cannot find -lcmake: *** [kernel.elf] Error 1I'm ...

I bought an Inateck BTA-CSR4B2 USB Bluetooth 4.0 Adapter and plugged it into my Raspberry Pi. Setup was smooth (got bluetooth, blueman, bluez-utils from apt-get), but I can't get any scan results from ...

Hello fellow Pi enthusiasts :)I am currently attempting to control a standard 16x2 character LCD display from the PI's GPIO pins from Java.I downloaded Pi4J and wrote a small program to initialize ...