Notch Filters - Digital Audio Processing with STM32 #2 - Phil’s Lab #49
Mixed-signal hardware design course:
Real-time digital processing (DSP) of audio data using an STM32 microcontroller in C on custom audio-processing hardware. Second video in series, covering notch filter basics, software implementation with variable filter parameters, and a live demo with an electric guitar.
[SUPPORT]
Free trial of Altium Designer:
PCBA from $0 (Free Setup, Free Stencil):
Patreon:
[LINKS]
DSP Playlist:
STM32 Playlist:
Notch Filter Video:
Previous DSP Video:
GitHub:
Digilent ADP3450:
[TIMESTAMPS]
00:00 Introduction
00:48 Previous Video and PCB Overview
01:26 JLCPCB and Git Repo
02:03 Altium Designer Free Trial
02:21 Hardware Overview
02:48 Notch Filter Theory Recap
05:59 Code Overview (STM32CubeIDE)
06:30 Notch Filter Header
07:42 Notch Filter Source
09:10 main.c
09:44 Variable Filter Parameters
10:39 Test Set-Up Overview
11:40 Live Filter Analysis (Frequency- and Time-Domain)
15:39 Live Guitar Demo
ID: QIBvbJtYjWuHiTG0uCoK
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