这是一个单片机实用子程序集，有丰富的实用定点数计算，浮点数计算，及控制类子程序！适合单片机开发者参考工具。 该代码执行效率高，通过编译。-This is a single-chip utility subroutine sets, has a wealth of practical fixed-point computing, floating-point calculation, and control of type subro