是一个接口实验，下位使用单片机控制AD采集数据，通过串口上传数据到vc++编写的上位机，实现波形显示，并有下位机的pcb版原理图和pcb图-Is an interface experiment, bit microcontroller control AD ​ ​ data acquisition, prepared PC through the serial port to upload data to vc++, waveform display, and the mac