关于液晶12864，串口通信RS232，步进电机，数码管动态扫描，时钟程序，音乐兰花草的小程序，都是在CVI上开发的，好用。-On LCD 12864, serial communications, the RS232, stepper motors, digital tube dynamic scan clock program, small program of music orchids are developed on the CVI, easy to use.

基于51单片机的双步进电机综合控制原理本程序用于测试4相步进电机常规驱动 4个按键分别控制加速、减速、开启、停止 数码管显示 01-18速度等级，数字越大，速度越大-By 24L01 wireless module, remote control, car control program based on the stepper motor and STC89C52 microcontroller can be independently controlled to achiev

实现步进电机的调速和正反转；用旋转按钮W1控制调速，在超级终端和数码管上同步显示其正反转和转速信息-To achieve stepper motor speed control and reversing rotary button W1 speed control, synchronization in HyperTerminal and digital tube display its reversion and speed information