The soil moisture sensor module , built around the LM393 comparator, gives an active-low (L) level output when the soil is dry (determined by a pre-setted threshold value). This digital output (wet ...

Interfacing IR Sensor Module with Arduino. Build Time: 2-4 hours. | Cost: $5-10. | Difficulty: suitable for beginners. What You'll Learn: You will learn to handle digital input/output, interface an IR ...

For testing, connect the module to any Arduino or compatible microcontroller using the I2C pins. Install the BME688 library in the Arduino IDE and upload the provided test code to observe sensor ...

Arduino Hall Effect Sensor – Connection Diagram. Now let’s connect the module to the Arduino and test it out. For that, make the connections as shown below. Connections are pretty simple. We can use ...