Features
- • FFT
- • FIR/IIR
- • Convolution
- • Matrices
- • Vectors
- • Architecture optimizations
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SpecializedLibraryC/C++
ESP-DSP
Espressif Digital Signal Processing Library
Library optimized for FFT, filters, vector operations and numerical analysis on Xtensa and RISC-V.
Industrial applications
- • Predictive maintenance
- • Vibration analysis
- • Sensor filtering
- • Spectral detection
Requirements
- • ESP-IDF
- • Sampling-rate definition
- • DSP knowledge
Recommended families: ESP32, S3, P4
Limitations
- • CPU and memory use grows with windows and filters
- • Results depend on the analog front end