在网上找了一堆的方法 基本都是C++或者VB 的DLL调用之类的
其实还有另一种2005的SerialPort方法
下载源代码
---------------------------控制台程序----------------------
using System;
using System.Collections.Generic;
using System.Text;
using System.IO.Ports;
namespace EAD.POS
{
class SerialPortOutput
{
/// <summary>
/// 总计
/// </summary>
/// <param name="value">The value.</param>
public static void Sum(string value)
{
Clear();
//收款();
//找零();
newData(value);
总计();
}
/// <summary>
/// 单价
/// </summary>
/// <param name="value">The value.</param>
public static void UnitPrice(string value)
{
Clear();
newData(value);
单价();
}
/// <summary>
/// 收款
/// </summary>
/// <param name="value">The value.</param>
public static void Get(string value)
{
Clear();
newData(value);
收款();
}
/// <summary>
/// 找零
/// </summary>
/// <param name="value">The value.</param>
public static void change(string value)
{
Clear();
newData(value);
找零();
}
/// <summary>
///全暗.是找零 全价 收款 这几个灯
/// </summary>
public static void AllBlack()
{
SerialPort serialPort1 = new SerialPort();
serialPort1.PortName = "COM1";
serialPort1.BaudRate = 2400;
serialPort1.Open();
serialPort1.WriteLine(@"s0");
serialPort1.Close();
}
/// <summary>
/// 清屏.
/// </summary>
public static void Clear()
{
SerialPort serialPort1 = new SerialPort();
serialPort1.PortName = "COM1";
serialPort1.BaudRate = 2400;
serialPort1.Open();
serialPort1.WriteLine("\f");
serialPort1.Close();
}
private static void 单价()
{
SerialPort serialPort1 = new SerialPort();
serialPort1.PortName = "COM1";
serialPort1.BaudRate = 2400;
serialPort1.Open();
serialPort1.WriteLine("s1");//其实有数据的那个空格
serialPort1.Close();
}
private static void 总计()
{
SerialPort serialPort1 = new SerialPort();
serialPort1.PortName = "COM1";
serialPort1.BaudRate = 2400;
serialPort1.Open();
serialPort1.WriteLine(@"s2");
serialPort1.Close();
}
private static void 收款()
{
SerialPort serialPort1 = new SerialPort();
serialPort1.PortName = "COM1";
serialPort1.BaudRate = 2400;
serialPort1.Open();
serialPort1.WriteLine(@"s3");
serialPort1.Close();
}
private static void 找零()
{
SerialPort serialPort1 = new SerialPort();
serialPort1.PortName = "COM1";
serialPort1.BaudRate = 2400;
serialPort1.Open();
serialPort1.WriteLine(@"s4");
serialPort1.Close();
}
private static void newData(string data)
{
SerialPort serialPort1 = new SerialPort();
serialPort1.PortName = "COM1";
serialPort1.BaudRate = 2400;
serialPort1.Open();
serialPort1.WriteLine(@"QA" + data);
serialPort1.Close();
}
}
}
---------------------------控制台程序----------------------
using System;
using System.Collections.Generic;
using System.Text;
using EAD.POS;
namespace ConsoleApplication2
{
class Program
{
static void Main(string[] args)
{
for (; ; )
{
SerialPortOutput.Clear();
System.Threading.Thread.Sleep(2000);
SerialPortOutput.change("21230.34");
System.Threading.Thread.Sleep(2000);
SerialPortOutput.Get("230.34");
System.Threading.Thread.Sleep(2000);
SerialPortOutput.Sum("99230.34");
System.Threading.Thread.Sleep(2000);
SerialPortOutput.UnitPrice("30.34");
System.Threading.Thread.Sleep(2000);
}
}
}
}
顺便问一下这样的STATIC方法怎么个重构法