Overview of ultrasonic sensor The ultrasonic sensor works on the principle of SONAR and RADAR system which is used to determine the...

Introduction Stepper Motor The Stepper motor is a brushless DC motor that divides the full rotation angle of 360° into the number of...

Overview of DC Motor DC Motor DC motor converts electrical energy in the form of Direct Current into mechanical energy. In the case of...

Overview of Servo Motor Servo Motor A servo motor is an electric device used for precise control of angular rotation. It is used where...

Introduction Real-Time Clock (RTC) is used for tracking time and maintaining a calendar. Many applications require keeping a record of...

Overview of GSM Global System for Mobile communication (GSM) is a digital cellular system used for mobile devices. It is an international...

Overview of GPS Global Positioning System (GPS) makes use of signals sent by satellites in space and ground stations on Earth to...

Introduction The keypad is used as an input device to read the key pressed by the user and to process it. 4x4 keypad consists of 4 rows...

Overview of Analog Joystick Analog Joystick is used as an input device for changing the position of a cursor in correspondence to the...

Overview of RFID EM18 RFID reader module is used to read RFID cards that work at 125 kHz. When an RFID card comes in the range of the...

Overview of NTC Thermistor A thermistor is a variable resistance element, whose resistance changes with the change in temperature. The...

Introduction A thermocouple consists of two different conductors forming an electrical junction at different temperatures. Due to the...

Introduction MPU6050 Module The MPU6050 sensor module is an integrated 6-axis Motion tracking device. It has a 3-axis Gyroscope, 3-axis...

Introduction The accelerometer is an electromechanical device that measures the force of acceleration due to gravity in the g unit. It...

Introduction HMC5883L Magnetometer Module Magnetometer HMC5883L is used for measuring the direction and magnitude of the Earth’s magnetic...

Stepper Motor The Stepper motor is a brushless DC motor that divides the full rotation angle of 360° into a number of equal steps. The...

Servo Motor A servo motor is an electric device used for precise control of angular rotation. It is used where precise control is...

Small DC Motor DC motor converts electrical energy in the form of Direct Current into mechanical energy. In the case of the motor, the...

Introduction Raspberry Pi is a small computer which needs a display to access Raspberry Pi Home (CLI or GUI). So, we need external...

Introduction Ultrasonic Module HC-SR04 works on the principle of SONAR and RADAR system. The HC-SR04 module has an ultrasonic...