Learn & build
Tutorials, wiring guides and buying guides from the RoboXol workshop.
Tutorial
Getting started with the Arduino UNO
Install the IDE, connect the board and make an LED blink in ten minutes.
2 Oct 2026TutorialWiring the HC-SR04 ultrasonic sensor
Four pins, one pulse and a little maths: how ultrasonic distance measuring works.
2 Oct 2026GuideL298N vs L293D: choosing a motor driver
Current, voltage drop and size - which driver suits which robot.
2 Oct 2026GuideESP32 vs ESP8266: which one to pick?
Both have Wi-Fi. Here is when the extra power of the ESP32 is worth it.
2 Oct 2026