sound speed measurement

Speed Measurement System Based on AT89C51 and Proteus Simulation

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Speed Measurement System Based on AT89C51 and Proteus Simulation

System Overview This design implements a simple speed measurement system using the AT89C51 microcontroller, which detects the speed of rotating objects through a Hall sensor and displays it in real-time on an LCD1602. With appropriate modifications, it can serve as a bicycle odometer, car engine speedometer, or vehicle mileage meter. The system includes the following … Read more

Measuring Sound Speed with Arduino

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Measuring Sound Speed with Arduino

Abstract: Arduino is an open-source electronic prototyping platform. With Arduino and the corresponding sensors, we can design experimental devices for scientific inquiry. This article introduces the application of Arduino and sound sensors in sound speed measurement experiments, using the design, production, and operation of a sound speed measurement device as an example, providing ideas for … Read more