382 lines
14 KiB
C#
382 lines
14 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Text;
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using System.Runtime.InteropServices;
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using Microsoft.VisualBasic;
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using CommonClassLib;
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using DBFactory;
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namespace SimensProdave6
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{
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public static class CSimensProdave6_S7
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{
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public static DBOperator dbo = new DBOperator();
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static int res;
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static bool _IfInit = false;
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static int _InitCount = 0;
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public static int InitCount
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{
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get { return CSimensProdave6_S7._InitCount; }
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set { CSimensProdave6_S7._InitCount = value; }
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}
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static uint BufLen = 1024;
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static string Errors;
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/// <summary>
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/// 与mpi网络通讯的故障信息
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/// </summary>
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public static string ErrorsText
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{
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get { return Errors; }
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set { Errors = value; }
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}
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public struct CON_ADR_TYPE
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{
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//' MPI Stationsadresse (2 |0 |0 |0 |0 |0 )
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//' IP Adresse (192|168|0 |1 |0 |0 )
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//' MAC Adresse (08 |00 |06 |01 |AA |BB )
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[MarshalAs(UnmanagedType.ByValArray, SizeConst = 6)]
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public byte[] PlcAddress;
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//char[]
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//[MarshalAs(UnmanagedType.ByValTStr, SizeConst = 8)]
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//public string name;
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}
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public struct CON_TABLE_TYPE
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{
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/// <summary>
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/// MPI Stationsaddress (2 |0 |0 |0 |0 |0 )
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/// IP Address (192|168|0 |1 |0 |0 )
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/// MAC Address (08 |00 |06 |01 |AA |BB )
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/// </summary>
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public CON_ADR_TYPE Adr ; // Verbindungsadresse
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/// <summary>
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/// Typ der Adresse MPI(1) IP(2) MAC(3)
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/// </summary>
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public byte AdrType; // Typ der Adresse MPI(1) IP(2) MAC(3)
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public byte SlotNr; // Slot-Nummer
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public byte RackNr; // Rack-Nummer
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}
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//[DllImport("Prodave6.dll")]
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//static extern int LoadConnection_ex6(Int16 ConNr,string AccessPoint , Int16 ConTableLen, CON_TABLE_TYPE pConTable);
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//[DllImport("Prodave6.dll", EntryPoint = "LoadConnection_ex6", ExactSpelling = true, CharSet = CharSet.Ansi, CallingConvention = CallingConvention.Cdecl)]
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//static extern ushort LoadConnection_ex6(ushort ConNr, char[] pAccessPoint, int ConTableLen, byte[] ConTable);
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//[DllImport("Prodave6.dll")]
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//static extern ushort SetActiveConnection_ex6(int ConNr);
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//[DllImport("Prodave6.dll")]
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//static extern ushort db_read_ex6(ushort blknr, string DatType, ushort StartNr, int Amount, int BufLen, ref byte pBuchBuffer, int pDatLen);
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//[DllImport("Prodave6.dll")]
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//static extern ushort db_write_ex6(ushort blknr, string DatType, ushort StartNr, int Amount,ref int BufLen, ref byte pWriteBuffer);
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//[DllImport("Prodave6.dll")]
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//static extern ushort field_read_ex6(byte FieldType, ushort blknr, ushort StartNr, int Amount, int BufLen, ref byte pBuchBuffer, int pDatLen);
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//[DllImport("Prodave6.dll")]
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//static extern ushort field_write_ex6(byte FieldType, ushort blknr, ushort StartNr, int Amount, int BufLen, ref byte pWriteBuffer);
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[DllImport("Prodave6.dll", EntryPoint = "LoadConnection_ex6", ExactSpelling = true, CharSet = CharSet.Ansi, CallingConvention = CallingConvention.Cdecl)]
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private static extern int LoadConnection_ex6(ushort ConNr, char[] pAccessPoint, int ConTableLen, byte[] ConTable);
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[DllImport("Prodave6.dll", EntryPoint = "UnloadConnection_ex6", ExactSpelling = true, CharSet = CharSet.Ansi, CallingConvention = CallingConvention.Cdecl)]
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public static extern int UnloadConnection_ex6(ushort ConNr);
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[DllImport("Prodave6.dll", EntryPoint = "SetActiveConnection_ex6", ExactSpelling = true, CharSet = CharSet.Ansi, CallingConvention = CallingConvention.Cdecl)]
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private static extern int SetActiveConnection_ex6(ushort ConNr);
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[DllImport("Prodave6.dll", EntryPoint = "db_read_ex6", ExactSpelling = true, CharSet = CharSet.Ansi, CallingConvention = CallingConvention.Cdecl)]
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private static extern int db_read_ex6(ushort no_of_db, byte datatype, ushort startaddr, ref uint read_request_length, uint bufferlength, byte[] buffer, ref uint returnlength);
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[DllImport("Prodave6.dll", EntryPoint = "db_write_ex6", ExactSpelling = true, CharSet = CharSet.Ansi, CallingConvention = CallingConvention.Cdecl)]
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private static extern int db_write_ex6(ushort no_of_db, byte datatype, ushort startaddr, ref uint write_request_length, uint bufferlength, byte[] buffer);
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[DllImport("Prodave6.dll")]
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static extern ushort GetErrorMessage_ex6(ushort ErrorNr, ushort BufLen,ref byte pBuffer);
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/// <summary>
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/// 初始化PLC网络
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/// </summary>
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/// <returns></returns>
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public static bool InitNetwork()
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{
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char[] pAccessPoint ={ 'S', '7', 'O', 'N', 'L', 'I', 'N', 'E' };
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byte[] conn = new byte[] { 172, 18, 132, 11, 0, 0, 2, 0, 0 };
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int length = (int)conn.Length;
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if (_InitCount > 3)
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{
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Errors = "Prodave已经三次初始化网络失败，网络通讯失败！请退出系统，检查网络！";
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return false;
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}
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int res = LoadConnection_ex6((ushort)0, pAccessPoint, length, conn);
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if (res == 0)
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{
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_IfInit = true;
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return true;
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}
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else
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{
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GetErrorText((ushort)res);
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_IfInit = false;
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_InitCount++;
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return false;
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}
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}
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static void GetErrorText(int ret)
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{
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byte[] errorBuffer=new byte[256];
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ret = GetErrorMessage_ex6((ushort)ret, 256, ref errorBuffer[0]);
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Errors= Encoding.ASCII.GetString(errorBuffer);
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_IfInit = false;
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UnloadConnection_ex6(0);
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}
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/// <summary>
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/// 向MPI通讯缓冲区DB区的写入数据
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/// </summary>
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/// <param name="connNo">连接编号</param>
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/// <param name="dbNo">DB数据块编号</param>
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/// <param name="addrDW">写DB数据块的DW数据的开始地址</param>
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/// <param name="AMOUNT">写入数量</param>
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public static bool DB_Write_Prodave(byte connNo, ushort dbNo, ushort nr, uint AMOUNT, byte[] value)
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{
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byte DatType = 2;//byte DatType = 2;WORD DatType = 4;DWORD DatType = 6
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try
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{
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if (_IfInit != true)
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{
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if (InitNetwork() == false)
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{
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return false;
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}
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}
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res = SetActiveConnection_ex6(connNo);
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if (res == 0)
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{
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res = db_write_ex6(dbNo,DatType, nr,ref AMOUNT, BufLen,value);
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}
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if (res != 0)
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{
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GetErrorText(res);
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return false;
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}
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return true;
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}
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catch (Exception ex)
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{
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Errors = ex.Message;
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return false;
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}
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}
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/// <summary>
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/// //'读出MPI通讯缓冲区DB区的数据
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/// </summary>
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/// <param name="connNo">连接编号</param>
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/// <param name="dbNo">DB数据块编号</param>
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/// <param name="addrDW">读DB数据块的DW数据的开始地址</param>
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/// <param name="AMOUNT">读取数量</param>
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/// <returns>所有字节型数组</returns>
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public static byte[] DB_Read_Prodave(byte connNo, ushort dbNo, ushort nr, uint AMOUNT)
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{
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byte[] value_byte=new byte[1024];
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uint pDatLen=0;
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byte DatType = 2;//byte DatType = 2;WORD DatType = 4;DWORD DatType = 6
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try
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{
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if (_IfInit != true)
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{
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if (InitNetwork() == false)
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{
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return null;
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}
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}
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res = SetActiveConnection_ex6(0);
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if (res == 0)
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{
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res = db_read_ex6(dbNo, DatType, nr, ref AMOUNT, BufLen, value_byte,ref pDatLen);
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}
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if (res != 0)
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{
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GetErrorText(res);
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return null;
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}
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else
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{
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return value_byte;
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}
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}
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catch (Exception ex)
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{
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Errors = ex.Message;
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return null;
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}
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}
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/// <summary>
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/// //'读出MPI通讯缓冲区DB区的数据
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/// </summary>
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/// <param name="connNo">连接编号</param>
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/// <param name="dbNo">DB数据块编号</param>
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/// <param name="addrDW">读DB数据块的DW数据的开始地址</param>
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/// <param name="AMOUNT">读取数量</param>
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/// <param name="Bit">比特（位数）</param>
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/// <returns>所有字节型数组</returns>
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public static byte[] DB_Read_Prodave(byte connNo, ushort dbNo, ushort nr, uint AMOUNT, int Bit)
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{
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byte[] value_byte = new byte[1024];
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uint pDatLen = 0;
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byte DatType = 2;//byte DatType = 2;WORD DatType = 4;DWORD DatType = 6
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try
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{
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if (_IfInit != true)
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{
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if (InitNetwork() == false)
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{
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return null;
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}
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}
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res = SetActiveConnection_ex6(connNo);
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if (res == 0)
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{
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res = db_read_ex6(dbNo, DatType, nr,ref AMOUNT, BufLen, value_byte,ref pDatLen);
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}
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if (res != 0)
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{
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GetErrorText(res);
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return null;
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}
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else
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{
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value_byte[0] = CCarryConvert.GetBitFromInteger(value_byte[0], Bit);
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return value_byte;
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}
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}
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catch (Exception ex)
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{
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Errors = ex.Message;
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return null;
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}
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}
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/// <summary>
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/// //'向指定连接connNo的DataTypeIdx数据存储区写入数据
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/// </summary>
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/// <param name="connNo">连接编号</param>
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/// <param name="DataTypeIdx">数据存储区的类型 "Ausgangsbyte",FieldType = Asc("a");
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///"Datenbyte",FieldType = Asc("d");
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///"Eingangsbyte",FieldType = Asc("e");
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///"Merkerbyte",FieldType = Asc("m");
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///"Timerwort",FieldType = Asc("t");
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///"Z鋒lerwort",FieldType = Asc("z")</param>
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/// <param name="addrno">开始地址</param>
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/// <param name="AMOUNT">写入的个数</param>
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/// <param name="value_byte">写入的字节型数组数据</param>
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/// <returns></returns>
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///
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//public static bool write_Prodave(byte connNo, byte DataTypeIdx, ushort addrno, int AMOUNT, byte[] value_byte)
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//{
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// try
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// {
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// if (IfInit != true)
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// {
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// if (InitNetwork() == false)
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// {
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// return false;
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// }
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// }
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// res = SetActiveConnection_ex6(connNo);
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// if (res == 0)
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// {
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// field_write_ex6(DataTypeIdx, 0, addrno, AMOUNT, BufLen, ref value_byte[0]);
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// }
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// if (res != 0)
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// {
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// GetErrorText(res);
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// return false;
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// }
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// return true;
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// }
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// catch (Exception ex)
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// {
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// Errors = ex.Message;
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// return false;
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// }
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//}
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///// <summary>
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///// //'读出MPI通讯缓冲区的数据
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///// </summary>
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///// <param name="connNo">连接编号</param>
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///// <param name="DataTypeIdx">数据存储区的类型 "Ausgangsbyte",FieldType = Asc("a");
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/////"Datenbyte",FieldType = Asc("d");
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/////"Eingangsbyte",FieldType = Asc("e");
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/////"Merkerbyte",FieldType = Asc("m");
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/////"Timerwort",FieldType = Asc("t");
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/////"Z鋒lerwort",FieldType = Asc("z")</param>
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///// <param name="addrNo">开始读数据的地址</param>
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///// <param name="AMOUNT">读取数量</param>
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///// <returns>所有字节型数组</returns>
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//public static byte[] read_Prodave(byte connNo, byte DataTypeIdx, ushort addrNo, int AMOUNT)
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//{
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// byte[] value_byte = new byte[1024];
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// ushort pDatLen = 0;
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// try
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// {
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// if (IfInit != true)
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// {
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// if (InitNetwork() == false)
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// {
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// return null;
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// }
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// }
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// if (AMOUNT > 512)
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// AMOUNT = 512;
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// res = SetActiveConnection_ex6(connNo);
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// if (res == 0)
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// {
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// res = field_read_ex6(DataTypeIdx, 0, addrNo, AMOUNT, BufLen, ref value_byte[0], pDatLen);
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// }
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// if (res != 0)
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// {
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// GetErrorText(res);
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// return null;
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// }
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// else
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// {
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// return value_byte;
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// }
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// }
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// catch (Exception ex)
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// {
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// Errors = ex.Message;
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// return null;
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// }
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//}
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}
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}
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