涉及指示灯驱动管脚,蜂鸣器驱动管脚定义,AD的状态显示,AD的选中信号,延迟子程序-involving light-pin, buzzer-pin definition, the state AD, AD selected signal delay subroutine

通过串口接收数据并实时画出曲线。将含有单片机，AD模数转换器等芯片的电路板通过USB数据线与电脑相连，可通过计算机实时显示出数据和绘制出图形-Through the serial port to receive data and real-time to draw curves.