Category "raspberry-pi"

hcitool lescan shows I/O error

I'm trying to do a lescan using hcitool on the raspberry pi. The command prints out Set scan parameters failed: Input/output error. I'm not sure, what ex

Running AWS CloudWatch logs agent on Raspberry Pi 4

Has anybody successfully run the AWS CloudWatch Logs Agent on a Raspberry Pi 4? When I run the script below, it appears to work, but the awslogs.service does no

Run librxtxSerial.so on Embedded Linux Device

I am currently trying to interface a RFID reader unit. The provided SDK offers a test project in Java. On my windows system it does work. The target device, how

Cannot find module cv2 when using OpenCV

I have installed OpenCV on the Occidentalis operating system (a variant of Raspbian) on a Raspberry Pi, using jayrambhia's script found here. It installed versi

(Adafruit_Python_DHT - Raspberry Pi) in get_platform RuntimeError: Unknown platform

I have a Raspberry Pi 4 connected with a DHT22 sensor, and I want to read data from my sensor. So I installed the library Adafruit_DHT sudo pip3 install Adafrui

Crontab in Raspberry pi doesn't run a very simple script

I'm new to Linux and I've been struggling with this issue for a while in my Raspberry Pi and had no success. First I wrote a simple script in /home/myfile.sh l

Can't access OVM Samba share MacOs / iOS (Invalid argument)

I have Open Media Vault set up on Raspberry Pi. I have connected an external drive, created the required shared folders, enabled SMB/CIFS. Everything works grea

How to install awscli version 2 on raspberry pi

sudo apt install awscli installs currently version 1.16.113-1 The official website (https://docs.aws.amazon.com/cli/latest/userguide/install-cliv2-linux.html)

Failed compile delegate Raspbian

i trying to compile the latest ver of Delegate on my rpi3 with this tuto (i use raspbian): https://its-more.jp/delegate/ftp/pub/DeleGate/INSTALL.htm but i have

Using GLAD for Raspberry Pi project

I am trying to figure out how to create a window for my project. I want to work with OpenGL ES and I found online guides on how to use X11 and EGL for creating

Raspberry Pi not connecting to available WiFi

As this is my first question actively asked here on the platform please go easy on me ;-) I'm using a Raspberry Pi Zero WH in my home network called "wocl". He

Stepper motor continues turning after code is finished

I am playing around with a Nema17 stepper motor on an Raspberry Pi 4 using Python 3.7.3 and a A4988 stepper motor driver. I run the code below and it works fine

What unicode characters are best for drawing a squarewave in a string

I am trying to represent a square wave pulse train in a string, from an array of stored GPIO events and timings. the code is working but I need better Unicode c

How to implement google mock to mock the C fopen function

I am writing a unit test for embedded C codes using google test/mock. The C function code looks like this. int readGPIOSysfs(int ioport){ ... FILE *f = fop

How to use python-poetry across architectures?

My primary development machine is x86_64 while some of my deploy environments are arm7vl (Raspberry Pi). For most Python development, this isn't a problem, but

Kubernetes Dashboard CrashLoopBackOff: timeout error on Raspberry Pi cluster

Should be a simple task, I simply want to run the Kubernetes Dashboard on a clean install of Kubernetes on a Raspberry Pi cluster. What I've done: Setup the ini

Which toolchain to use for Raspberry PI 3?

I just got my all new Raspberry Pi 3 board. I was wondering which tool-chain to use for my 64-bit pi (BCM2837). In the official github page I could find tool-c