What is RFID and how does it work? The RFID(Radio Frequency Identification) is a type of technology that is based on radio frequencies and used for the identification of different devices…
About this course This course is for electronic hobbyists, makers, engineering students, and all those students who want to learn Arduino from scratch. If you don't have any Arduino Board or…
What is a BMP280 sensor? The BMP180 is a digital Barometric pressure and Altitude sensor that is used to measure the atmospheric pressure and altitude of any place. It is very…
What is an L293D motor driver? The L293D motor driver is used to drive two motors simultaneously. Further, the direction of each motor can be controlled independently. This IC works on…
What is a 16×2 Alpha-numeric LCD? It is a programmable alpha-numeric liquid crystal display that has 16 columns and 2 rows. You can display a total of 32 alpha-numeric characters on…
What is a water sensor? It is a type of sensor that is used to detect the presence of water or to detect water leakage. It can be of many different…
What is an LM35 temperature sensor? It is a precision centigrade temperature sensor that is used to measure the temperature of its surrounding. The output voltage of LM35 varies linearly with…
What is a photoresistor or an LDR? A photoresistor or an LDR is a light-dependent variable resistor. The resistance of a photoresistor is dependent on the light intensity. When light intensity…
Watch Now.......... https://youtu.be/PTCCoKXQ18s What is an IR Sensor? It consists of an Infra-Red transmitter and receiver and an OpAmp circuit. The IR transmitter consists of an IR LED that emits IR…
What is a DS3231 RTC module? It is a precise I2C based Real-Time Clock module which is integrated with a temperature compensated crystal oscillator(TCXO) and a crystal. It is low cost…
What is a DHT11/DHT22 temperature and humidity sensor? How does it work? A DHTT11/DHT22 is a type of sensor that is used for measuring the temperature and humidity of the surroundings.…
What is a TSOP1738 IR receiver sensor? A TSOP1738 is an IR receiver sensor that is used to receive an output signal from the IR based remote like a TV remote,…