本程序为C8051F340单片程序，该程序主要实现的功能为：通过单片机控制步进电机运转。与计算机通信。查看步进电机工作状态。本程序为参加学校组织的科研训练时所作，绝对原创。百度可搜索“山西大学尘埃粒子显示计数仪”-The program C8051F340 single procedure, the main achievement of the program functions: SCM control stepper motor operation. Communicating with the computer. View stepper motor working condition. This program is made to participate in the research and training of school organization, absolutely original. Baidu search Shanxi University of dust particles display counter