5V Dual Channel Relay Module Interfacing with Arduino
Relays are one of the essential components in the electronics industry. A relay is an electromagnet that acts as a switch by opening or closing its contacts to controls the …
Arduino tutorials and projects
Learn Arduino programming by creating 150+ Arduino tutorials and projects with step by step instructions and example sketches in Arduino IDE
Arduino PWM Tutorial: Generate Fix and Variable Frequency and Duty Cycle Signal
In this tutorial, we will learn to generate PWM using Arduino. We will learn to generate fixed frequency, variable frequency, fixed duty cycle, and variable duty cycle PWM signal using …
SPI Communication Between Two Arduino Boards
In this tutorial, you will learn to use SPI communication port of Arduino. As an example, we will demonstrate SPI communication between two Arduino boards. It is a 4-wired serial communication …
Serial/UART Communication Between Two Arduino Boards
In this tutorial, we will perform UART or serial communication between two Arduino boards using UART software library of Arduino IDE. To debug and program Arduino using a USB port, …
Seven Segment Display Interfacing with Arduino
In this tutorial, you will learn how to interface a seven segment display with Arduino? Firstly, we will learn to interface a single 7-segment display with Arduino. After that we …
APDS9960 Proximity, Gesture and Ambient Light Sensor Interfacing with Arduino
APDS9960 is a sensor that detects six different gestures, detects proximity, senses ambient Light and provides information about the presence of Colors Red, Green, Blue or Clear. It consists of …
BH1750 Ambient Light Sensor Interfacing with Arduino
In this tutorial, we will learn how to interface BH1750 light sensor with Arduino Uno. Have you ever wondered how your mobile phone screen automatically adjusts its screen light? If …
VL53L0X LIDAR Distance Sensor Interfacing with Arduino
VL53L0X is a LIDAR based sensor which measures the distance between an object and a sensor. It measures distance up to 2m. This laser ranging sensor operates in a range …
HMC5883L 3-Axis Compass Module Interfacing with Arduino
HMC5883L is a magnetometer module developed by Honeywell using anisotropic magnetoresistive technology. It is a multichip module that behaves as a digital compass IC to find the direction and measures …
MQ137 Ammonia Gas Sensor Interfacing with Arduino
MQ137 Sensor belongs to the MQ series which detects different gasses present in the air. The MQ137 is an ammonia gas sensor which detects the presence of ammonia gas. As …