Drawing tablets have been a favorite computer peripheral of artists since its inception in the 1980s. If you have ever used a drawing tablet of this nature, you may have wondered, how it works, ...
Default value for maximum measurement distance is 4m, since HC-SR04 sensor can't measure reliably beyond that. However, if you are using another sensor or if you you don't care about distances larger ...
Simple Arduino Library for the WisBlock I2C Soil Moisture Sensor version from RAKwireless which is ready to use with I2C. In Arduino IDE open Sketch->Include Library->Manage Libraries then search for ...