一个简易的基于STM32F103系列平台以及L911电机驱动模块的蓝牙通信，通过客户端向单片机发送测试数据控制小车移动。(A simple Bluetooth communication based on the STM32F103 Series platform and L911 motor driver module, through the client to send test data to the microcontroller, control the movement of th