Este projeto demonstra como usar um resistor dependente de luz (LDR) como um sensor para medir a luz ambiente e controlar um LED de acordo. O código Arduino lê o valor analógico do LDR e o mapeia para ...

He managed to build his own monitor using an Arduino. The trick of this build has to do with how the system works. The panel includes an LED light that blinks 1000 times for each kWh of electricity.

IoT Based Smart Inventory Management System for Kitchen Using Weight Sensors, LDR, LED, Arduino Mega and NodeMCU (ESP8266) Wi-Fi Module with Website and App Abstract: Smart kitchen inventory ...

Orion Announces Game Changing LED Modularity and Connected Building Technology for Its Suite of Patented LDR® Products. Patent-pending LED Troffer Retrofit Modular and LED Troffer Retrofit ...

The LDR is an energy efficient LED retrofit that is completely assembled within the door frame. The Orion LDR system reuses the original housing of the existing troffer, installs quickly ...