课程设计作业，无线测距的单片机程序，可用可供新手参考-Curriculum design work, wireless ranging microcontroller program, available for the newcomer reference

单片机课程设计题目--花样流水灯的设计，实现基本的花样流水灯功能-SCM curriculum design topics- lights synchronized flow design, lights synchronized flow to achieve the basic functions