In this post, I’m going to show you how to install and use Dash on Raspberry PI. Python has a great spreading in science because of its poweful modules to manage numbers and graph them. In some cases you may need to show these graphs outside of your Raspberry PI, without remoting your desktop or […]
Dash (Plotly) and Raspberry PI: Publish your Python Script on Web Pages Read More »
In this tutorial, I’m going to show you how to read QR codes from Raspberry PI with Pyzbar, also providing a use case: read your Covid-19 Green Pass and get your data. With a camera and a few python code lines you can transform your Raspberry PI into an advanced QR codes reader by usin
Read QR Codes from Raspberry PI with Pyzbar and Python Read More »
In this tutorial I’m going to show you how to use PWM with Raspberry PI, include an example with a “breathing” LED. Pulse Width Modulation (PWM) is an electronic technique of reducing the (average) power provided to a circuit by providing regular discrete pulses. As Raspberry PI hasn’t analogic PINs, this can provide an effective
PWM with Raspberry PI: python example usage for a breathing LED Read More »
In this tutorial, I’m going to show you how to connect Raspberry PI to a matrix keypad and get user input from Python. How Matrix Keypad Works One of the most common industry input devices, matrix keypads are frequently installed on phones, domestic appliances and also in some low-cost safe boxes. Common matrix keypads are
Connect Raspberry PI with Matrix Keypad to get User Codes Input Read More »
In this tutorial I’m going to show you how to setup and wire a 8×8 Led Matrix with Raspberry PI and Python, explaining code. A very simple electronic component, 8×8 Led Matrix with Raspberry PI (and Python) can display nice and simple images whose application limit is only your fantasy. How 8×8 LED Matrix Works
Use a 8×8 LED Matrix With Raspberry PI and Python Read More »
In this tutorial I’m showing you how to configure and create a simple parking sensor with Raspberry PI, visually measuring proximity distance with ultrasonic sensor HC SR04 and showing it on a 10 segment LED Bar. Park assistants were optional in older cars but soon it became a common component in recent car models. A
Raspberry PI Parking Sensor with HC-SR04 and LED Bar Read More »
In this tutorial I’m going to show you how to install Facebook Graph API in your Raspberry PI and publish posts on Facebook pages. Facebook is the world most used social platform. In some cases, having a python robot able to post your messages can help with managing a lot of pages. Facebook Graph API,
Facebook Robot to Post on Pages with Raspberry PI Read More »
In this tutorial I’m going to show you how to setup flask on Raspberry PI to publish a simple web page. Common web servers run on LAMP (Linux Apache MySql Php). With Python evolving into one of most loved programming language, Flask became a more and more important option in creating web application, as it
Beginners guide to install a Flask (Python) web server on Raspberry PI Read More »
