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introduction
setting up the time range
first harmonic oscillation
second harmonic oscillation
third harmonic oscillation
sum of three harmonic oscillations
idea of the Fourier transform
using the fft function
scaling the spectrum
omitting the negative frequency components
creating the frequency vector
discussion of the fourier.m function
Introduction
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PCBWay
Previous Videos
FFT Basics
CMSIS Libraries
Adding Libraries to CubeIDE
Basic Code Structure
Including arm_math.h
ARM FFT Function Overview
FFT Variables & Defines
Initialising FFT
Processing Callback (Fill Buffer, Compute FFT)
Peak Frequency Detector
FFT Complex Result
Computing Magnitude
Frequency Bins
Data via USB
Test Set-Up
Live Demo
Outro