Interface LDR(photoresistor) with Arduino
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…
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,…
What is the SG90 Servo motor? It is a tiny and lightweight servo motor with high output power. It is a rotary or a linear actuator that is used for precise…
What is a flex sensor? A flex sensor is a type of sensor that is used to measure the amount of deflection or bending. It is a two-terminal device and it…
What is a soil moisture sensor? It is a type of sensor that is used to measure the moisture present in the soil. It has two parts, one that goes into…
What is a sensor? A sensor is a device, module, machine, or subsystem that detects the changes in its environment, produces an output signal and sends the information to other electronics…
What is a collision sensor? The collision sensor is used for the detection of the collision of an object with the surrounding objects. It consists of a mechanical switch which when…
What is an MQ3 Alcohol sensor? It is a semiconductor type sensor that is used to detect the presence of Alcohol. It consists of a sensitive material SnO2 for the detection…
7-segment displays are a type of digital display that is commonly used to display numerical information. They consist of seven individual segments that can be lit up to form the numbers…