you need to program Arduino to read a sensor and direct the data to the Serial Port. Here, a standard light-dependent resistor (LDR) is used as an analog input sensor and directs its output to the ...

Orion’s LDR® series is the industry’s first patented LED Troffer Retrofit contained within the door frame. The new ISON™ LDR® Troffer Retrofit Modular (LDRM) fixture introduces another ...