HX-111 BLE语音识别方案
功能：
1.语音识别距离：提高噪音环境下的语音识别灵敏度和识别率0-5米。
2.离线语音识别：最多20条。
3.模组可驱动8欧1瓦的喇叭。
4.提供GPIO控制、UART通信、I2C通信等功能
HX-111 BLE Speech Recognition Scheme
Functions:
1. Speech Recognition Distance: Improve the Speech Recognition Sensitivity and Recognition Rate in Noise Environment by 0-5 meters.
2. Offline speech recognition: up to 20.
3. The module can drive the 8-oh-1-watt horn.
4. Provide GPIO control, UART communication, I2C communication and other functions.
