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TUTORIAL

How To Use Arduino IDE Compiler Macros

By Maker.io Staff

Macros allow toggling of debug logs, platform features, and memory optimizations. They also provide cleaner logs with automatic line numbers and function names.

PROJECT
25

Build Arduino RFID Door Lock With Visual Programming (Visuino + MFRC522)

By Ron Cutts

Create a secure Arduino RFID Door Lock using Visual Programming in Visuino! Learn how to connect the MFRC522 RFID module, verify card IDs, and control a magnetic solenoid lock. When a valid RFID card is detected, the door unlocks and a green LED confirms access. Swipe again to lock the door. No coding needed — perfect for beginners and smart home security projects.

PROJECT
29

How to Automate Linear Actuator Using Arduino & Visual Programming

By Ron Cutts

In this step-by-step tutorial, you’ll discover how to create sequences that control your actuator with precise timing (in milliseconds or even microseconds).

PROJECT
77

Arduino Solar Tracker

By Jonathan Webb

Create your own DIY solar tracker using common motors, pencils, and cardboard—plus full Arduino code for tracking light sources.

PROJECT
3.309

Arduino Location Tracker using SIM800L GSM Module and NEO-6M GPS Module

By Rinme Tom

Build a real-time Arduino GPS tracker with SIM800L GSM & NEO-6M modules. Cost-effective DIY solution for vehicle tracking with cloud dashboard & SMS alerts.

PROJECT
74

Arduino Frequency Sweep Using Visual Programming

By Ron Cutts

In this simple tutorial, we’ll learn how to create a frequency sweep using Arduino and Visuino.

PROJECT
581

Graphical Programming IDE Software for Arduino, ESP32, STM32, Raspberry

By Ron Cutts

How to use visual programming for arduino

PROJECT
209

Arduino OLED Countdown Timer Using Visual Programming

By Ron Cutts

Build a compact and practical OLED Countdown Timer using Arduino and Visual Programming in Visuino!

PROJECT
196

Stepper Motor 28BYJ-48 - Smooth Speed Ramping With Arduino & Visuino

By Ron Cutts

Stepper Motor 28BYJ-48 - Smooth Speed Ramping With Arduino & Visuino

PROJECT
300

Arduino Two Wheel Self-Balancing Robot

By Mirko Pavleski

A simple type of balancing robot that only requires a few components to build.

PROJECT
917

Making a Simple RF Network

By PTSolns

A simple getting started project demonstrating one-way RF communication between two nodes using the NRF-Shield.