VisualStudio2005中serialPort控件访问串口实例2.doc

VisualStudio2005中serialPort控件访问串口实例点评:这个例子包括了这个控件几乎所有的操作,非常有参考价值.serialPort是在.net framework2.0中才有的东西,感觉这个东西和MSCOMM很相似.这里给出的例子是基于和CSHAPE的,相应的可以在Cshape和c++中使用,基本上都是一样的. Imports?System?Imports?System.IO.Ports?Imports?System.Threading??Public?Class?PortChatClass?PortChat??????Shared?_continue?As?Boolean??????Shared?_serialPort?As?SerialPort???????Public?Shared?Sub?Main()Sub?Main()??????????Dim?name?As?String??????????Dim?message?As?String??????????Dim?sComparer?As?StringComparer?=?StringComparer.OrdinalIgnoreCase??????????Dim?readThread?As?Thread?=?New?Thread(AddressOf?Read)????????????Create?a?new?SerialPort?object?with?default?settings.??????????_serialPort?=?New?SerialPort()????????????Allow?the?user?to?set?the?appropriate?properties.??????????_serialPort.PortName?=?SetPortName(_serialPort.PortName)??????????_serialPort.BaudRate?=?SetPortBaudRate(_serialPort.BaudRate)??????????_serialPort.Parity?=?SetPortParity(_serialPort.Parity)??????????_serialPort.DataBits?=?SetPortDataBits(_serialPort.DataBits)??????????_serialPort.StopBits?=?SetPortStopBits(_serialPort.StopBits)??????????_serialPort.Handshake?=?SetPortHandshake(_serialPort.Handshake)????????????Set?the?read/write?timeouts??????????_serialPort.ReadTimeout?=?500??????????_serialPort.WriteTimeout?=?500???????????_serialPort.Open()??????????_continue?=?True??????????readThread.Start()???????????Console.Write(Name:?)??????????name?=?Console.ReadLine()???????????Console.WriteLine(Type?QUIT?to?exit)???????????While?(_continue)??????????????message?=?Console.ReadLine()???????????????If?sComparer.Equals(quit,?message)?Then??????????????????_continue?=?False??????????????Else??????????????????_serialPort.WriteLine(?_??????????????????????String.Format({0}:?{1},?name,?message))??????????????End?If??????????end?while???????????readThread.Join()??????????_serialPort.Close()??????End?Sub???????Public?Shared?Sub?Read()Sub?Read()??????????While?(_continue)??????????????Tr