Category Raspberry Pi

Linux Kernel PWM Driver with SYSFS

Intro In this post I presented a Linux kernel module that drives a GPIO pin on the Raspberry Pi as a PWM pin. That version allowed the user to change dutycycle and frequency of the PWM pulses by writing into… Continue Reading →

Installation of TensorFlow on the Raspberry Pi 3 for Machine Learning

Machine Learning is a great and exciting subject in computer science and the recent advances are very promising. The only disadvantage of all current developments is the necessity of having more and more powerful GPUs for the application of artificial… Continue Reading →

Webcam Video Access with OpenCV on Raspberry Pi

First Step is to install OpenCV 3 on your Raspberry Pi. I also prefer Python 3, so will concentrate only on this version in this post. This post of Adrian Rosebrock gives very good guidance on how to install OpenCV… Continue Reading →

Raspberry Pi and Laptop Sharing WiFi

How about connecting your Raspberry Pi using a LAN (Ethernet) cable to your Laptop and using the Laptop’s internet access? This would for example allow you to install stuff on your Pi without having an internet dongle for the Pi…. Continue Reading →

Raspberry Pi and Laptop LAN (Ethernet) Connection

Are you planning to put your Raspberry Pi in some cool system that operates outside on the field – maybe a drone?? Or are you on a trip where you don’t have access to a monitor, extra keyboard and mouse?… Continue Reading →

Raspberry Pi Zero Setup with no Monitor

You got an idea for a neat electronic device or invention? It might allow you to start your own company (if you don’t already have one)? But then, adding all the hardware costs could it be really sold for an acceptable price?… Continue Reading →

DIY Raspberry Pi Sprinkler System

[table id=3 column_widths=”50%|50%”/] Why use a Raspberry Pi? I wanted to add one more “zone” to my garden sprinkler system, that means one more separate pvc line that has its own electrically controlled faucet. But… the off-the-shelf sprinkler computer I… Continue Reading →

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