Arduino Ohm Meter

We find it difficult to read color codes on resistors to find its resistance. In order to overcome the difficulty of finding...

MPU6050 Gyro Sensor Interfacing with Arduino

MPU6050 sensor has many functions over the single chip. It consists a MEMS accelerometer, a MEMS gyro, and temperature sensor....

Battery Voltage Indicator using Arduino and LED Bar Graph

Batteries come with a certain voltage limit and if the voltage goes beyond the prescribed limits while charging or discharging...

Measuring PPM from MQ Gas Sensors using Arduino (MQ-137 Ammonia)

Right from the time of industrial age, we mankind have been rapidly developing. With every progress we also pollute our...

Arduino Calculator using 4x4 Keypad

Programming is always fun and Arduino is a wonderful platform if you are just getting started with Embedded programming. In...

Arduino Relay Control Tutorial

LED Blinking is a very common and almost first program for every embedded learner or beginner. In which we blink an LED with...

Temperature Controlled AC Home Appliances using Arduino and Thermistor

Suppose you are sitting in a room and feeling cold and you want your heater to be automatically turned on, and then off after...

Arduino Based Fire Fighting Robot

According to National Crime Records Bureau (NCRB), it is estimated that more than 1.2 lakh deaths have been caused because of...

Interfacing Thermistor with Arduino to Measure and Display Temperature on LCD

Using a thermistor is an easy and cheap way to sense the temperature. And to measure the exact temperature with thermistor, a...

How To Measure Distance Between Two Ultrasonic Sensors

Ultrasonic sensor (HC-SR04) is commonly used to find the distance of an object from one particular point. It has been fairly...