该实例是针对初学delphi的人，学习借鉴，功能是实现上位机与下位机之间的串口通信-This example is for beginners who delphi to learn from, the function is host computer and lower computer serial communication between the

用delphi编写的上位机与串口通信源程序，希望对大家有帮助。-Delphi prepared PC and serial communication source, we hope to help.

一个使单片机和上位机通过串口通信的子程序-Com output of a subroutine, using a serial port connection makes the MCU and PC communication software