203 lines
6.9 KiB
C#
203 lines
6.9 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.Data;
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using CommonClassLib;
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using ICommLayer;
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using DBFactory;
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namespace SimensCP5611
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{
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/// <summary>
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/// 通过西门子的CP5611卡实现Profibus总线方式的通讯接口派生类
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/// 获得设备状态类
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/// 创建者：Richard.Liu
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/// </summary>
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public class CGetDeviceState:IGetDeviceState
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{
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DBOperator dbo = new DBOperator();
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string _commLayerError;
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public string CommLayerError
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{
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get { return _commLayerError; }
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set { _commLayerError = value; }
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}
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public CGetDeviceState()
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{
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dbo.Open();
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}
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//~CGetDeviceState()
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//{
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// dbo.Close();
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//}
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/// <summary>
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///检测开关： 0-无货
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/// 1-有货
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///第1字
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///可下达指令的设备：读/写标志位
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///1-写入数据
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///2-读出数据正确
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///确认按钮：
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///1-无货确认
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///2-有货确认
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/// 第2字
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///可下达指令的设备：命令
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///堆垛机：
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///1-任务完成
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///其他植表示错误
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/// 穿梭车：
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///1-接货完成
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///2-送货完成
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///3-停止完成
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///4-到1#位置
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///5-到2#位置
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/// …
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///其他植表示错误
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/// 输送机、台车：
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///1-入库完成
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///2-出库完成
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///3-送货完成
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///4-停止完成
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///其他植表示错误
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///确认按钮：
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///一个变化的值，每确认一次，该值变化一次，以标志一个
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///新的确认消息。例如可以是0、1交替变化，也可以是递
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///增变化。
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///第3字 任务号，即上位机下达任务时的任务号
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///第4字 堆垛机：
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///终点X坐标（沿轨道方向）
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/// 穿梭车、台车、输送机：
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///前三个字的异或值
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/// （第5字以后部分只对堆垛机有意义）
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///第5字 终点Y坐标（沿高度方向）
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///第6字 前5个字的异或值
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/// </summary>
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/// <param name="DeviceIndex">设备编号</param>
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/// <returns>获得上行消息成功后，发送应答消息后返回6或4个字节型状态</returns>
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public int [] GetDeviceState(int DeviceIndex, int TaskIndex)
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{
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try
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{
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int[] _Rword = new int[6];
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byte[] _RRword = new byte[200];
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DataSet ds = dbo.ExceSQL("SELECT F_DeviceIndex,F_DeviceKindIndex, F_DBWAddress, F_DBWSendLength, F_DBWGetLength FROM T_Base_Device where F_DeviceIndex=" + DeviceIndex);
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DataView dv = ds.Tables[0].DefaultView;
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if (ds.Tables[0].DefaultView.Count > 0)
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{
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if (Convert.ToDecimal(dv[0]["F_DBWGetLength"]) > 1)
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{
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_RRword = CSimensCP5611.DB_Read_CP5611(1, 2, Convert.ToInt16(dv[0]["F_DBWAddress"]), Convert.ToInt16(dv[0]["F_DBWGetLength"])*2);
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}
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else//光电开关一类的位状态bit1--bit16
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{
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int add = 0;
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int Bit = Convert.ToInt16(Convert.ToDecimal(dv[0]["F_DBWGetLength"]) * 16) - 1;//转换成bit0--bit15
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if (Bit > 7)
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{
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add = 1;
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Bit = Bit - 8;
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}
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else
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{
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add = 0;
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}
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_RRword = CSimensCP5611.DB_Read_CP5611(1, 2, Convert.ToInt16(dv[0]["F_DBWAddress"])+add, 1, Bit);
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_Rword[0] = _RRword[0];
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_Rword[1] = 3;//3-检测开关状态
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_Rword[2] = TaskIndex;//任务号
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_Rword[3] = 0;
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_Rword[4] = 0;
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_Rword[5] = DeviceIndex;//设备号索引
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return _Rword;
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}
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if (_RRword == null)
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{
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_commLayerError = "SimensCP5611.CGetDeviceState" + ":GetDeviceState---" + CSimensCP5611.ErrorsText;
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return null;
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}
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}
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else
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{
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return null;
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}
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for (int g = 0; g <= 5; g++)
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{
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_Rword[g] = _RRword[(2 * g)] * 256 + _RRword[(2 * g + 1)];
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}
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//ds.Dispose();
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int _RXor = 0;
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if (_Rword != null)
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{
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if (Convert.ToInt16(dv[0]["F_DeviceKindIndex"]) == 1)//堆垛机类型设备
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{
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_RXor = _Rword[0];
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for (int i = 1; i <= 4; i++)
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{
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_RXor = _RXor ^ _Rword[i];
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}
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//_Rword[0] == 1 && PLC读出数据正确
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if (_Rword[2] == TaskIndex && _RXor == _Rword[5])//(正确反馈TaskIndex的消息应答)
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{
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_Rword[5] = DeviceIndex;//设备号索引
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if (_Rword[1] == 0)
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{
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_Rword[1] = 2;//模拟自由口报告坐标
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}
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return _Rword;
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}
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else
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return null;
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}
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else if (Convert.ToInt16(dv[0]["F_DeviceKindIndex"]) == 28)//光电开关采集器
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{
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int[] rr = new int[_RRword.GetUpperBound(0) + 1];
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for (int i = _RRword.GetLowerBound(0); i <= _RRword.GetUpperBound(0); i++)
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{
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rr[i] = Convert.ToInt32(_RRword[i]);
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}
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return rr;
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}
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else//其它设备类型
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{
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_RXor = _Rword[0];
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for (int i = 1; i <= 2; i++)
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{
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_RXor = _RXor ^ _Rword[i];
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}
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//_Rword[0] == 1 && PLC读出数据正确
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if (_Rword[2] == TaskIndex && _RXor == _Rword[3])//(正确反馈TaskIndex的消息应答)
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{
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_Rword[3] = 0;
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_Rword[4] = 0;
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_Rword[5] = DeviceIndex;//设备号索引
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return _Rword;
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}
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else
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return null;
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}
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}
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else
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{
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return null;
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}
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}
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catch (Exception ex)
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{
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_commLayerError = "SimensCP5611.CGetDeviceState" + ":GetDeviceState---" +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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