设计一个智能函数发生器，能够产生递增斜波、递减斜波、方波、三角波、正弦波及及阶梯波波形，并可通过开关选择输出的波形。-Design an intelligent function generator, capable of generating incremental ramp descending the ramp, square, triangle wave, sine wave and ladder ball-shaped, and can switch to select the out

labview与51单片机串口通信，labview作为上位机，实现电机开关正反转功能(LabVIEW and 51 SCM serial communication, LabVIEW as the host computer, the realization of motor switch positive and reverse function)