Measuring the speed of a rotating object is a common requirement. Knowing the speed of table and ceiling fans, as well as kitchen appliances such as mixers and grinders, can often be useful. However, ...

This project involves using an Arduino to measure distances using an ultrasonic sensor and controlling a buzzer and LED based on the measured distance. The provided Arduino code performs the following ...

<pin type="" xpos="64" ypos="-8" angle="90" length="8" id="h0" label="" /><!-- packagePin1 --> <pin type="" xpos="56" ypos="-8" angle="90" length="8" id="h1" label ...

Abstract: This paper describes the development of a bidirectional visible light communication system using a 5 mm red, green, and blue (RGB) light emitting diode (LED), which only serve as data ...

When it comes to making things that glow, there are two ways to stand out from the crowd. You can make something very big, or something very small. [DIY GUY Chris] has done the latter, producing a ...

Abstract: This work presents a 5T2C pixel circuit for active-matrix (AM) micro-displays in near-eye display applications. The circuit supports monochrome micro light-emitting diode (micro-LED) ...

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