The Simplest Digital Filter (STM32 Implementation) - Phil’s Lab #92
How to implement a simple digital filter (low-pass and high-pass exponential moving average (EMA)) on a real-time embedded system (STM32 audio codec). Useful for noise reduction, removing DC offsets, and more in simple situations.
Discussion on filter basics, advantages & disadvantages, theory, implementation in C, and real-time time- and frequency-domain tests.
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00:00 Introduction
00:44 Altium Designer Free Trial
01:15 What We’ll Look At
01:47 EMA Filter Basics
03:40 Digital Filter
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