将ARM mbed平台的库文件移植到大部分STM32 F103xx MCU上编译运行。 建议MDK 5.22以上，并且需要安装相应的支持包。(Ported the library files of the ARM mbed platform to most STM32 F103xx MCU to compile and run. Suggest MDK above 5.22, and need to install the corresponding support package.)