问题:

Does any body know how to create a C# application that can open a drawer connected to the computer and print receipt at same time?

Drawer Name: PCD-354 Electronic Cash Drawer

Cash receipt printer: Epson TM-T88v

回答1:

using System;
using System.Collections.Generic;
using System.Text;
using Microsoft.PointOfService;

namespace POS
{
public class CashDrawerClass
{
  CashDrawer myCashDrawer;
  PosExplorer explorer;

 public CashDrawerClass()
{
 explorer = new PosExplorer(this);
 DeviceInfo ObjDevicesInfo = explorer.GetDevice("CashDrawer");
 myCashDrawer = explorer.CreateInstance(ObjDevicesInfo);
}

 public void OpenCashDrawer()
  {
  myCashDrawer.Open();
  myCashDrawer.Claim(1000);
  myCashDrawer.DeviceEnabled = true;
  myCashDrawer.OpenDrawer();
  myCashDrawer.DeviceEnabled = false;
  myCashDrawer.Release();
  myCashDrawer.Close();
  }
}
}

try that. maybe it will help you have an overview on things