用于在线仪表的 modbus,仅供参考，

用vc实现的上位机串口通讯程序，经过调试实现了与单片机的通讯（usb）-vc communication program in usb series with singchip ,

串口操作源程序，可以对串口读写操作，当然也可以自发自收，是一个联系串口通信的好例子-source can write to serial port, of course, can also spontaneously collected, the serial link is a good example of communication

多线程串口通信的例子,可以实现同时多串口的通信-multithread serial communication example, can achieve more while the Serial Communications

非常好用的串口编程工具 for delphi 7.0-very user-friendly programming tools for Serial delphi 7.0

这是一个GPS芯片的程序，能够读取各种GPS信号，采用串口通信，能够准确地定位地理信息-This is a GPS chip procedures, be able to read a variety of GPS signal, using serial communications, be able to accurately geo-positioning information

把DS18B20获取来的4字节数据每隔一段时间发送到PC,在串口调试助手上可以看到温度数据.-The DS18B20 the past four bytes of data to obtain from time to time sent to the PC, the serial port debugging aids can see the temperature data.

用串口通信的方式实现双机备份，串口采用了 mscomm控件。-serial communication with the realization of a two-aircraft backup, serial used mscomm controls.

为医疗仪器用的RS232通讯实用程序。经过调试源程序完全正确。-Medical equipment used for RS232 communications utility. After debugging the source code entirely correct.

VC异步通讯串口类-VC asynchronous serial communications category

这是一个改进了的串口RS232的类，它能有效的防止空间泄漏，通过这个类可以开发串口通信。-This is an improvement of a RS232 serial port class, it can effectively prevent the leakage space, can be developed through this type of serial communication.