Waveshare ESP32-P4-Module-DEV-KIT Development Board Compatible with a 2.1-inch circular screen (480x480 resolution) via DSI interface, paired with ST7701S driver chip. It also integrates FT3236/FT6X36 I2C touch driver for precise touch interaction.
Lightweight PCM audio processing for voice-assistant style pipelines: format conversion, level metering, resampling, and voice activity detection (RMS-based and WebRTC-based), both as one-shot and streaming APIs.
Field Oriented Control (FOC) library for PMSM/BLDC motors on ESP32. Motor driving and torque loop; velocity/position loops are implemented by the application via regulation callback.