Arduino, ESP32, 3D-Print, Neopixel & Co. – DIY Tutorials for Maker

RAYDIY Blog

Featured image for “How to Remove Passwords From Git Repository”
11. Apr 2023
How to Use Git Smudge And Clean Filters

How to Remove Passwords From Git Repository

Learn how to filter out your sensitive data like passwords, api keys etc. in your source code BEFORE pushing it to Git – and how to re-replace it automatically with your credentials again when pulling from Git!

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Featured image for “Arduino, ESP32 & Co.: Crimp Your Own Jumper Cables – A Crimping Pliers Tutorial”
14. Mar 2023
The Art of Crimping!

Arduino, ESP32 & Co.: Crimp Your Own Jumper Cables – A Crimping Pliers Tutorial

The Art of Crimping! Here I show you step by step how to make your own jumper cables for Arduino, ESP32 and Co. – with a suitable crimping tool and some stranded wire you already have the most important materials.

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Featured image for “Power supply for Arduino and ESP32: operate microcontroller with PC power supply & LED power supply unit”
11. Mar 2023
Bigger Power Supplies for Your Microcontroller

Power supply for Arduino and ESP32: operate microcontroller with PC power supply & LED power supply unit

Today I will show you all the different ways you can power up your Arduino, ESP32 or ESP8266 – which ports and pins can be used and what to take care of. Then I will show you two power supply setups if you need a little bit more amperes.

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Featured image for “The LED Strips Ultra Guide”
09. Mar 2023
Everything you need to know about LED strips!

The LED Strips Ultra Guide

This guide gives you ALL the basics you ever need to start tinkering with 5 Volt LED Stripes like Neopixel, WS2812B & Co. and you beloved microcontroller like Arduino, ESP32 or ESP8266.

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Featured image for “Arduino & ESP32 programming with PlatformIO and Visual Studio Code”
18. Feb 2021

Arduino & ESP32 programming with PlatformIO and Visual Studio Code

The Arduino development environment can do nothing, and that’s a good thing. Because this development environment was meant to keep the entry barrier into microcontroller programming as simple as possible and not to overwhelm the newbie with too many functions. I admit, I am a professional developer. And I am missing some features in the Arduino development environment that make

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Featured image for “Arduino VS ESP32: Feature comparison and first steps with the Arduino IDE”
02. Feb 2021

Arduino VS ESP32: Feature comparison and first steps with the Arduino IDE

The Arduino can’t do anything and is way too expensive! What my favorite alternative is and why we still have to love the Arduino, I tell you in this article. I also show how to load a program to an Arduino UNO and to an ESP32 in the Arduino IDE. If I claim that the Arduino can do nothing, then this

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