710MUX

用VB编写的FX系列PLC通信动态链接库,用户只需调用API函数就可以简单的实现串口通讯(VB prepared by the FX series PLC communication dynamic link library, Users only need to call API functions can be achieved by a simple serial communications)

说明：  非常好用的串口变成工具和源代码，可以自动搜索串口，有非常高的参考价值。(it is very nice! you can use it easyly, it is Visul C++ code .)

把SerialPort通讯类封装成的DLL+使用例子(SerialPort Dll and demo)

一个新的通信协议,一线通协议模版软件,希望对大家开发有用()

vc++制作串口调试助手，用vc6.0开发环境，一步一步教大家制作串口调试助手(vc++ production serial debugging assistant with vc6.0 development environment, step by step teach you making serial debugging assistant)

耀华表通信控件 内置了地磅的串口协议。能自动读取指定的数(Communication control Toledo Electronic loadometer, serial direct source reading program. The source without any Dll, built-in serial port loadometer agreement. Can automatically read the specified binary readings.)

常用RS232串口通用库类，可直接使用,谢谢大家~(The common library of the RS232)

visual basic+数据库access+串口+实时显示曲线(vb+database access+serial)

说明：  自动识别电脑有多少个串口，关自动加载!!!(Automatically identify the number of serial computer, turn off automatic loading )

Modbus TCP/IP协议client端源代码(Modbus TCP/IP protocal test)