在delphi下对串口编程,实现与下位计的通信,并实时接收下位计数据,并保存到数据库中-under the right serial programming, and the under-achievement of communications, and receive real-time data under the meter, and the preservation of the database

在delphi下对串口编程,实现与下位计的通信,并实时接收下位计数据,并保存到数据库中-under the right serial programming, and the under-achievement of communications, and receive real-time data under the meter, and the preservation of the database