这是一个中等规模的单片机系统，代码一般在2，30K，初学单片机并且想更上一层楼的，或者有些基础，想减少工作量的-This is a medium-sized single-chip system, the code generally in 2,30 K, beginner microcontroller and want a higher level, or some foundation would like to reduce the workload