自己做的包含硬件电路的数字温度采集控制系统，MCU是51的，规范遵循嵌入式系统编程，是学习嵌入式系统设计的新手参考的好例子.-They do contain hardware circuit digital temperature acquisition and control system, MCU is a 51 core, the compliance of embedded system programming, is a good example to learn embedded s