RGB LED connections to NodeMCU ---> connect the negative of LED to ground and the other lines of LED to three digital pins ,say D1,D3,D5,of the NodeMCU.Similarly connect the other RGB LED to the ...
Project Overview This project involves using an ESP8266 microcontroller to read data from an LDR (Light Dependent Resistor) sensor, send the data to a ThingSpeak channel, and control an LED based on ...
Abstract: In the past few years, the technologic evolution of communication and information systems had a major impact in our lives. In education, this evolution broke some geographical barriers, ...
When most of us think of glove controllers, the first which comes to mind is Nintendo’s PowerGlove, which promised much more than it delivered. But the idea persists, and from time to time we see them ...
Abstract: High demand of electrical power receives challenging feedback due to the lack of natural resources and high impact of the global warming. This paper describes one applicable method to ...
This musical light alarm circuit is very simple, uses only 7 components, a LDR and a 3.6 V battery or 3 x 1.2 volts rechargeable batteries. The well-known UM66 is used as the sound generator and will ...
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