ESP32 NimBLE Bluetooth Neopixel w/ T-Audio board.
Use BLE UART service(TX/RX) to communicate with phone app.
Library dependancy && Build size w/ option CORE_DEBUG_LEVEL=5...
- NeoPixel library Arduino Adafruit NeoPixel Library.
- nimBLE Arduino BLE stack Smaller BLE only stack for ESP32.
- Android App for BLE UART control Android App at Google Play.