espressif/esp-dsp

21 examples

• applications 6
  • azure_board_apps 2
    • apps 2
      • 3d_graphics

        This demo for the ESP32-Azure IoT kit showcases 3D graphics using `ESP-DSP` and allows users to select objects to display.

        95.71 KB
      • kalman_filter

        This demo showcases the ESP32-Azure IoT kit's Kalman filter application, displaying a 3D object on the board's screen that responds to its movements.

        104.63 KB
  • m5stack_core_s3 2
    • apps 2
      • 3d_graphics

        This demo showcases 3D graphics on the M5Stack Core S3 board using the ESP-DSP Mat class and Kalman filter.

        6.37 KB
      • kalman_filter

        This demo showcases the use of matrices with ESP-DSP and displays 3D graphics on the M5Stack Core S3 board.

        15.62 KB
  • lyrat_board_app

    This demo application for the ESP32-LyraT board showcases the use of IIR filters to process audio stream data, enabling features like volume, bass, and treble adjustments.

    361.93 KB
  • spectrum_box_lite

    The demo applications for the ESP32-S3-BOX-Lite showcase FFT functionality to process audio from two microphones, displaying real-time spectrum data.

    5.12 KB
• apps 2
  • 3d_graphics

    This demo showcases the ESP32-Azure IoT kit's ability to display 3D graphics using the ESP-DSP library, allowing user selection of objects.

    95.71 KB
  • kalman_filter

    This demo showcases a Kalman filter on the ESP32-Azure IoT kit, using IMU sensors for 3D object movement and display.

    104.63 KB
• azure_board_apps 2
  • apps 2
    • 3d_graphics

      This demo application for the ESP32-Azure IoT kit showcases 3D graphics using matrices and a Kalman filter, allowing for 3D object rotation.

      95.71 KB
    • kalman_filter

      This demo showcases a Kalman filter application on the ESP32-Azure IoT kit, processing IMU sensor data to display a 3D object on the board.

      104.63 KB
• basic_math

  This example demonstrates how to use basic math functions from the esp-dsp library, including FFT calculations and signal windowing.

  3.25 KB
• conv2d

  This example demonstrates how to use 2D convolution from the esp-dsp library, calculating convolution of two images.

  2.37 KB
• dotprod

  This example demonstrates how to use the dot product function from the esp-dsp library, including initialization, calculation, and performance comparison.

  2.58 KB
• fft

  This example demonstrates how to use FFT functionality from the esp-dsp library, processing and visualizing complex input signals.

  3.47 KB
• fft4real

  This example demonstrates how to use FFT functionality from the esp-dsp library, calculating FFT Radix-2 and Radix-4 for complex samples.

  3.65 KB
• fft_window

  This example demonstrates how to use Window and FFT functionality from the esp-dsp library.

  3.37 KB
• fir

  This example demonstrates how to use FIR filter functionality from the esp-dsp library, including signal initialization, windowing, and filtering.

  3.87 KB
• iir

  This example demonstrates how to use IIR filters functionality from the esp-dsp library.

  3.53 KB
• kalman

  This example simulates a system with IMU sensors using the Extended Kalman Filter (EKF) to estimate gyroscope errors and compute system attitude.

  8.46 KB
• lyrat_board_app

  This application for the ESP32-LyraT board demonstrates audio processing using IIR filters from the ESP-DSP library.

  361.93 KB
• matrix

  This example demonstrates how to use Mat class functionality from the esp-dsp library for matrix operations.

  2.49 KB