说明：  RDA5830模块串口调试助手，51模拟IIC通讯。第一位为读取的位数，之后是模块si4730的命令。注意：串口调试助手的输入输出均为十六进制数。程序已经调试成功，可移植性强，人机交互简单直观！
(RDA5830 module serial debugging assistant, 51 analog IIC communications. To read the first digit after the module si4730 command. Note: The serial debugging aids input and output are hexadecimal numbers. Program has been successful debugging, portability, simple and intuitive man-machine interaction!)