This sensor allows us to interact with the external environment, through intensity of light. The photoresistor is based on light resistance, it will sense the light and will allow the microcontroller ...

This tutorial will guide you through the process of building a tachometer around an Arduino. Tachometers are ... would have been to use a reflectance sensor which allows to for the transmitter ...

This tutorial assumes that you have some basic electronics experience, can experiment with Arduino, and have some ... you need to program Arduino to read a sensor and direct the data to the Serial ...