Guide for Soil Moisture Sensor YL-69 or HL-69 with Arduino
The soil moisture sensor or the hygrometer is usually used to detect the humidity of the soil. So, it is perfect to build an automatic watering system or to monitor …
Arduino Guides
Guide for MQ-2 Gas/Smoke Sensor with Arduino
This guide shows how to build a smoke detector that beeps when it detects flammable gas or smoke.
Security Access using MFRC522 RFID Reader with Arduino
This blog post shows a simple example on how to use the MFRC522 RFID reader. I’ll do a quick overview of the specifications and demonstrate a project example using an Arduino.
Monitor Your Door Using Magnetic Reed Switch and Arduino
This tutorial demonstrates how to use a magnetic reed switch. I’ll do a quick overview on how it works and show a project example using an Arduino.
Complete Guide for Nokia 5110 LCD with Arduino
This post aims to be a complete guide for Nokia 5110 LCD with Arduino. I’ll explain what it does, show its specs and share an Arduino project example that you can take …
Complete Guide for nRF24L01 – 2.4GHz RF Transceiver Module With Arduino
This post aims to be a complete guide for nRF24L01 – 2.4GHz RF Transceiver module. I’ll explain what it does, show its specs and share an Arduino project example that you …
Arduino Membrane Keypad Tutorial
A keypad allows you to interact with a microcontroller. You can salvage these keypads from old telephones or you can purchase them from most electronics store for less than $2.
Arduino with PIR Motion Sensor
In this project you’re going to create a simple circuit with an Arduino and PIR motion sensor that can detect movement. An LED will light up when movement is detected.