串行口有RS232C/RS422/RS485等几种标准。RS232C是目前应用最广泛的 种标准。目前已广泛用于计算机与外设 间的近程连接 -RS232C/RS422/RS485 such as serial port has several standard. RS232C is the most widely used standard. Has been widely used in computer and peripheral connections between the

主要通过脉搏传感器与arm连接，编写一个简单的串口通信函数，实现脉搏数据采集。-Mainly connected through a pulse sensor and arm, write a simple serial communication function, to achieve the pulse data acquisition.

short MSG Server短信服务器，连接串口短信设备和SQL数据库-short MSG Server

本程序可以通过串口的连接,实现字符的终端显示效果,如果没有串口,则需要安装虚拟串口,()