If you're looking for a way to turn your Bluetooth speaker into a Spotify Connect device, then this is the way.

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Abstract: Over the past decade, significant advancements in electronics, computer science, and communications have propelled the evolution of embedded systems within the Internet of Things (IoT) ...

Arduino library to compute vibration velocity RMS (mm/s) from MPU6050 accelerometer data. Includes Kalman filtering, high-pass filter, moving average smoothing, and FFT (arduinoFFT). This library ...