The photoresistor sensor module includes a LDR (light-dependant resistor) in series with a 10K resistor. The AO pin is connected between the LDR and the 10K resistor. The voltage on the AO pin depends ...

Description of the working of project based on Li-Fi technology using an Arduino Uno, LDR module, LCD display, and a mobile application. Li-Fi Technology: Li-Fi, or Light Fidelity, is a wireless ...