Saturday, May 28, 2016

Digital Input Sensing

Digital input/ Dry Contact input Sensing Circuit

Digital input or dry contact sensing circuit for microcontroller input

When NC (normally closed) is detected at the input, the microcontroller will receive a Low (0V) signal and a high (5V) signal will be received for NO (normally open).

Power Calculation from Current and Resistance

Power Equation for Current and Resistance P = I² R Current (I) in Amps Res...