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readSerialPort.cs
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readSerialPort.cs
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// Use this code inside a project created with the Visual C# > Windows Desktop > Console Application template.
// Replace the code in Program.cs with this code.
using System;
using System.IO.Ports;
using System.Threading;
using System.IO;
public class PortChat
{
static bool _continue;
static SerialPort _serialPort;
static StreamWriter _streamWriter;
public static void Main(string[] args)
{
string name;
string message;
StringComparer stringComparer = StringComparer.OrdinalIgnoreCase;
Thread readThread = new Thread(Read);
string fileName="untitled";
Random randomNumber=new Random();
if((args!=null)||(args.Length!=0))
fileName=args[0];
if(File.Exists(fileName))
{
Console.Write("File exist! overwrite?(Y/N)");
ConsoleKeyInfo enteredKey= Console.ReadKey();
if(enteredKey.Key==ConsoleKey.N)
return;
}
string docPath =
Environment.CurrentDirectory;
_streamWriter= new StreamWriter(Path.Combine(docPath,fileName),false);
// 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 = 9600; //SetPortBaudRate(_serialPort.BaudRate);
_serialPort.Parity = Parity.None;// 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;
try
{
_serialPort.Open();
readThread.Start();
}
catch (System.Exception)
{
readThread.Join();
_serialPort.Close();
}
_continue = true;
Console.Write("Name: ");
name = Console.ReadLine();
Console.WriteLine("Type q to quit");
while (_continue)
{
message = Console.ReadLine();
if (stringComparer.Equals("q", message))
{
_continue = false;
}
else
{
_serialPort.WriteLine(
String.Format("<{0}>: {1}", name, message));
}
}
readThread.Join();
_serialPort.Close();
}
public static void Read()
{
while (_continue)
{
try
{
string message = _serialPort.ReadLine();
if ((message!=null)||(message.Length!=0)){
Console.WriteLine(message);
if(message!=null||message.Length>=2)
_streamWriter.WriteLine(message);
}
}
catch (TimeoutException) {
Console.WriteLine("Error!");
_streamWriter.Close();
_streamWriter.Dispose();
}
}
_streamWriter.Close();
}
// Display Port values and prompt user to enter a port.
public static string SetPortName(string defaultPortName)
{
string portName;
Console.WriteLine("Available Ports:");
foreach (string s in SerialPort.GetPortNames())
{
Console.WriteLine(" {0}", s);
}
Console.Write("Enter COM port value (Default: {0}): ", defaultPortName);
portName = Console.ReadLine();
if (portName == "" || !(portName.ToLower()).StartsWith("com"))
{
portName = defaultPortName;
}
return portName;
}
// Display BaudRate values and prompt user to enter a value.
public static int SetPortBaudRate(int defaultPortBaudRate)
{
string baudRate;
Console.Write("Baud Rate(default:{0}): ", defaultPortBaudRate);
baudRate = Console.ReadLine();
if (baudRate == "")
{
baudRate = defaultPortBaudRate.ToString();
}
return int.Parse(baudRate);
}
// Display PortParity values and prompt user to enter a value.
public static Parity SetPortParity(Parity defaultPortParity)
{
string parity;
Console.WriteLine("Available Parity options:");
foreach (string s in Enum.GetNames(typeof(Parity)))
{
Console.WriteLine(" {0}", s);
}
Console.Write("Enter Parity value (Default: {0}):", defaultPortParity.ToString(), true);
parity = Console.ReadLine();
if (parity == "")
{
parity = defaultPortParity.ToString();
}
return (Parity)Enum.Parse(typeof(Parity), parity, true);
}
// Display DataBits values and prompt user to enter a value.
public static int SetPortDataBits(int defaultPortDataBits)
{
string dataBits;
Console.Write("Enter DataBits value (Default: {0}): ", defaultPortDataBits);
dataBits = Console.ReadLine();
if (dataBits == "")
{
dataBits = defaultPortDataBits.ToString();
}
return int.Parse(dataBits.ToUpperInvariant());
}
// Display StopBits values and prompt user to enter a value.
public static StopBits SetPortStopBits(StopBits defaultPortStopBits)
{
string stopBits;
Console.WriteLine("Available StopBits options:");
foreach (string s in Enum.GetNames(typeof(StopBits)))
{
Console.WriteLine(" {0}", s);
}
Console.Write("Enter StopBits value (None is not supported and \n" +
"raises an ArgumentOutOfRangeException. \n (Default: {0}):", defaultPortStopBits.ToString());
stopBits = Console.ReadLine();
if (stopBits == "" )
{
stopBits = defaultPortStopBits.ToString();
}
return (StopBits)Enum.Parse(typeof(StopBits), stopBits, true);
}
public static Handshake SetPortHandshake(Handshake defaultPortHandshake)
{
string handshake;
Console.WriteLine("Available Handshake options:");
foreach (string s in Enum.GetNames(typeof(Handshake)))
{
Console.WriteLine(" {0}", s);
}
Console.Write("Enter Handshake value (Default: {0}):", defaultPortHandshake.ToString());
handshake = Console.ReadLine();
if (handshake == "")
{
handshake = defaultPortHandshake.ToString();
}
return (Handshake)Enum.Parse(typeof(Handshake), handshake, true);
}
}