DSP FILTERS library is a group of wrapper functions to easily use official ARM Math libraries for DSP processing.

It features ARM IIR Biquad-1 implementation and ARM FIR F32 implementations. Both are now designed for Floating point F32 data type.

Library

Read more about HAL libraries

Features

• Supports FIR or IIR filters processing
• Supports unlimited FIR and IIR filters (limit is memory)
• Supports multiple IIR stages or custom FIR order

Dependencies

• HAL
• TM
  • STM32Fxxx HAL
  • defines.h configuration file
  • ARM Math library

Functions and enumerations

List of functions and its enumerations can be found on FILTERS library API

Example

FILTER example with FIR and IIR is available on my Github account.

TM STM32 Libraries

STM32 libraries based on STM32Fxxx HAL drivers.

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