温室大棚上位机程序，可以与下位机进行通信，可以控制下位机（51单片机）的电机模块，液晶显示模块，排气扇模块，传感器模块-Greenhouse PC program, you can communicate with the next crew can control the lower machine (51 MCU) motor modules, LCD modules, fan modules, sensor module

51单片机和PC机通信，实现电脑控制单片机板子上的电机转动，加减速- 51 microcontroller and PC communications, and computer control of the motor rotates the microcontroller on the board, acceleration and deceleration