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 ...

Long-term buried in the soil, resistant to long-term electrolysis, corrosion resistance, vacuum potting, completely waterproof. This repositoy contains Arduino code for RS-485 soil sensor probe ...

This study aimed to improve efficiency and reduce costs associated with soil nutrient analysis for farmers. A device called SoilMac.pH, utilizing an Arduino Mega 2560 microcontroller and TOSHIBA ...