RS-232通信プログラム設計
6516 ワード
コード:https://msdn.microsoft.com/zh-cn/library/system.io.ports.serialport
1.RS-232線で2台のPCを接続する(RS-232線なし、2台の仮想マシンを使用し、シリアルポートを設定することができる)
2.2台のPCにC#コンソールプロジェクトを作成し、次のコードをコピーして実行すればよい
1.RS-232線で2台のPCを接続する(RS-232線なし、2台の仮想マシンを使用し、シリアルポートを設定することができる)
2.2台のPCにC#コンソールプロジェクトを作成し、次のコードをコピーして実行すればよい
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace ConsoleApplication1
{
using System;
using System.IO.Ports;
using System.Threading;
public class Program
{
static bool _continue;
static SerialPort _serialPort;
public static void Main()
{
string message;
StringComparer stringComparer = StringComparer.OrdinalIgnoreCase;
Thread readThread = new Thread(Read);
//
_serialPort = new SerialPort();
//
_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);
//
_serialPort.ReadTimeout = 500;
_serialPort.WriteTimeout = 500;
_serialPort.Open();
_continue = true;
readThread.Start();
Console.WriteLine(" “quit”");
while (_continue)
{
message = Console.ReadLine();
if (stringComparer.Equals("quit", message))
{
_continue = false;
}
else
{
System.DateTime currentTime = new System.DateTime();
currentTime = System.DateTime.Now;
string strTime = currentTime.ToString();
message = "[SENT " + strTime + "] " + message;//
Console.WriteLine(message);//
_serialPort.WriteLine(
String.Format("{0}", message));
}
}
readThread.Join();
_serialPort.Close();
}
public static void Read()
{
while (_continue)
{
try
{
string message = _serialPort.ReadLine();
System.DateTime currentTime = new System.DateTime();
currentTime = System.DateTime.Now;
string strTime = currentTime.ToString();
message = "[REVC " + strTime + "] " + message;//
Console.WriteLine(message);//
}
catch (TimeoutException) { }
}
}
//
public static string SetPortName(string defaultPortName)
{
string portName;
Console.WriteLine(" :");
foreach (string s in SerialPort.GetPortNames())
{
Console.WriteLine(" {0}", s);
}
Console.Write(" COM ( : {0}): ", defaultPortName);
portName = Console.ReadLine();
if (portName == "" || !(portName.ToLower()).StartsWith("com"))
{
portName = defaultPortName;
}
return portName;
}
//
public static int SetPortBaudRate(int defaultPortBaudRate)
{
string baudRate;
Console.Write(" ( :{0}): ", defaultPortBaudRate);
baudRate = Console.ReadLine();
if (baudRate == "")
{
baudRate = defaultPortBaudRate.ToString();
}
return int.Parse(baudRate);
}
//
public static Parity SetPortParity(Parity defaultPortParity)
{
string parity;
Console.WriteLine(" :");
foreach (string s in Enum.GetNames(typeof(Parity)))
{
Console.WriteLine(" {0}", s);
}
Console.Write(" ( : {0}):", defaultPortParity.ToString(), true);
parity = Console.ReadLine();
if (parity == "")
{
parity = defaultPortParity.ToString();
}
return (Parity)Enum.Parse(typeof(Parity), parity, true);
}
//
public static int SetPortDataBits(int defaultPortDataBits)
{
string dataBits;
Console.Write(" ( : {0}): ", defaultPortDataBits);
dataBits = Console.ReadLine();
if (dataBits == "")
{
dataBits = defaultPortDataBits.ToString();
}
return int.Parse(dataBits.ToUpperInvariant());
}
//
public static StopBits SetPortStopBits(StopBits defaultPortStopBits)
{
string stopBits;
Console.WriteLine(" :");
foreach (string s in Enum.GetNames(typeof(StopBits)))
{
Console.WriteLine(" {0}", s);
}
Console.Write(" ( : {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(" :");
foreach (string s in Enum.GetNames(typeof(Handshake)))
{
Console.WriteLine(" {0}", s);
}
Console.Write(" ( : {0}):", defaultPortHandshake.ToString());
handshake = Console.ReadLine();
if (handshake == "")
{
handshake = defaultPortHandshake.ToString();
}
return (Handshake)Enum.Parse(typeof(Handshake), handshake, true);
}
}
}