If you are designing your own intelligent “Graden Computer” with an optional digital plant moisture sensor ... an LED to alert the user when it is time to water a potted plant, and/or turn on a water ...

This is a simple arduino project for a soil moisture sensor that will light up a LED at a certain moisture level. It uses Arduino Duemilanove microcontroller board. Two wires placed in the soil pot ...

It’s done by monitoring conditions like temperature and humidity ... [934Virginia’s] Arduino library to compare the difference between your target climate and actual sensor readings in ...

If you’re going to develop another Arduino-compatible board these ... dubbed the “Ambient Board”—is a buffet of sensors: temperature, humidity, CO, NO2, light intensity, and a microphone ...