Guides

How Does an MQ Gas Sensor Work?

An explainer of how MQ gas sensors detect gases through a heated sensing layer, and how to read them on a microcontroller.

How Does an MQ Gas Sensor Work?

An explainer of how MQ gas sensors detect gases through a heated sensing layer, and how to read them on a microcontroller.

How Does a DHT11/DHT22 Temperature and Humidity...

An explainer of how DHT11 and DHT22 sensors measure temperature and humidity and send the data over a single digital pin.

How Does a DHT11/DHT22 Temperature and Humidity...

An explainer of how DHT11 and DHT22 sensors measure temperature and humidity and send the data over a single digital pin.

How Does an Accelerometer and Gyroscope (MPU-60...

An explainer of how the MPU-6050 senses acceleration and rotation using tiny mechanical structures, and how to read it over I2C.

How Does an Accelerometer and Gyroscope (MPU-60...

An explainer of how the MPU-6050 senses acceleration and rotation using tiny mechanical structures, and how to read it over I2C.

How Does a PIR Motion Sensor Work?

An explainer of how passive infrared motion sensors detect movement through changes in heat, and how to read them on a microcontroller.

How Does a PIR Motion Sensor Work?

An explainer of how passive infrared motion sensors detect movement through changes in heat, and how to read them on a microcontroller.

How Does an Ultrasonic Distance Sensor Work?

An explainer of how ultrasonic sensors measure distance by timing sound echoes, and how to read them on a microcontroller.

How Does an Ultrasonic Distance Sensor Work?

An explainer of how ultrasonic sensors measure distance by timing sound echoes, and how to read them on a microcontroller.

How Does an IR Sensor Work?

A clear explainer of how infrared sensors detect objects and reflected light, and how to read them on a microcontroller.

How Does an IR Sensor Work?

A clear explainer of how infrared sensors detect objects and reflected light, and how to read them on a microcontroller.