[#14] IIR Filters - FPGA Audio (fixed-point)
In this video I want to show you how you can setup a realtime audio signal processing chain (IIR filters) on a FPGA running on 96 kHz with 24 Bits resolution and doing the calculations in fixed-point arithmetic.
0:00:20 - System Overview
0:03:17 - Fixed-Point arithmetic on FPGA
0:06:40 - Pipelining your processing chain
0:08:24 - Logic simulation
0:10:34 - Code overview
0:15:00 - Audio example
See my Github to download the code:
https://github.com/YetAnotherElectron...
Used hardware:
Pmod I2S2 Stereo In/Out Board
https://store.digilentinc.com/pmod-i2...
TinyFPGA-BX Board
https://tinyfpga.com/
Other videos of my channel:
Discrete Class-D Amplifier (PWM-based)
• [#12] Discrete Class-D Amplifier (PWM based)
Pitch-shifting on STM32
• [#7] Pitch Shifting - Audio DSP On STM32 (...
How to get a cheap 3D printed speaker sounding great?
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