public bool ReadEpcInfo()
{
bool blRet = false;
try
{
byte MaskMem = 0;
byte[] MaskAdr = new byte[2];
byte MaskLen = 0;
byte[] MaskData = new byte[100];
byte MaskFlag = 0;
byte AdrTID = 0;
byte LenTID = 0;
byte TIDFlag = 0;
byte Ant = 0;
blScan = true;
int CardCount = 0; //输出变量，电子标签的张数
int EpcLen = 0; //EPC 的字节数
byte[] bEpcArray = new byte[5000]; //指向输出数组变量 是读到的电子标签的EPC数据，是一张标签的EPC长度+一张标签的EPC号，依此累加
//int fCmdRet = StaticClassReaderB.Inventory_G2(ref fComAdr, MaskMem, MaskLen, MaskFlag);
//if ((fCmdRet==0)|| (fCmdRet == 1) || (fCmdRet == 2) || (fCmdRet == 3) || (fCmdRet == 4) || (fCmdRet == 0xFB))//代表已查找结束，
//{ }
//else
//{
// iReadEpcErr++;
// blRet = false;
//}
int fCmdRet = StaticClassReaderB.Inventory_G2(ref fComAdr, MaskMem, MaskAdr, MaskLen, MaskData, MaskFlag, AdrTID, LenTID, TIDFlag, bEpcArray, ref Ant, ref EpcLen, ref CardCount, frmcomportindex); // 8616
if ((fCmdRet == 1) || (fCmdRet == 2) || (fCmdRet == 3) || (fCmdRet == 4) || (fCmdRet == 0xFB)) //代表已查找结束，
{
iReadEpcErr = 0;
blRet = true;
if (CardCount == 0)
{
blScan = false;
return(blRet);
}
byte[] bEpcCopy = new byte[EpcLen];
Array.Copy(bEpcArray, bEpcCopy, EpcLen);
string strEpcAll = SerialPortUtil.ByteToStr(bEpcCopy);
int iEpcIndex = 0;//单张EPC的长度在bEpcCopy中的位置
for (int i = 0; i < CardCount; i++)
{
int iEpcLen = bEpcCopy[iEpcIndex]; //epc的长度
string strEpc = strEpcAll.Substring(iEpcIndex * 2 + 2, iEpcLen * 2); //得到一个EPC数据
iEpcIndex = iEpcIndex + iEpcLen + 1; //下一个EPC标签的 标签长度指示位置
if (strEpc.Length != 12)
{
break;
}
bool blHas = false;
if (dicEpcInfo.ContainsKey(strEpc))
{//存在标签信息
#region 顺序读取
if (usingReadNo == DeviceUsing.启用)
{
if (dicEpcInfo[strEpc].IntAnt != Ant)
{ //查询到标签的天线和原来的不一样
if ((dicEpcInfo[strEpc].IntAnt & 0x01) == 0x01 || (dicEpcInfo[strEpc].IntAnt & 0x02) == 0x02)
{ //归还 原来是1# 2#天线扫描到
if ((Ant & 0x04) == 0x04 || (Ant & 0x08) == 0x08)
{ //现在是3# 4#天线扫描到
dicEpcInfo[strEpc].BorrOrRet = ToolsBorrRet.归还;
dicEpcInfo[strEpc].DtReadedEpc = DateTime.Now;
RfidManage.QEpcInfo.Enqueue(dicEpcInfo[strEpc]);
}
}
else
{ //借出
if ((dicEpcInfo[strEpc].IntAnt & 0x04) == 0x04 || (dicEpcInfo[strEpc].IntAnt & 0x08) == 0x08)
{ //原来是3# 4#天线扫描到
if ((Ant & 0x01) == 0x01 || (Ant & 0x02) == 0x02)
{ //现在是1# 2#天线扫描到
dicEpcInfo[strEpc].BorrOrRet = ToolsBorrRet.借出;
dicEpcInfo[strEpc].DtReadedEpc = DateTime.Now;
RfidManage.QEpcInfo.Enqueue(dicEpcInfo[strEpc]);
}
}
}
dicEpcInfo[strEpc].IntAnt = Ant;
}
dicEpcInfo[strEpc].UsingReadNo = DeviceUsing.启用;
}
blHas = true;
#endregion
}
else
{
EpcInfo ei = new EpcInfo(strEpc, Ant);
ei.TimeLastRead = DateTime.Now;
if (usingReadNo == DeviceUsing.启用)
{
ei.UsingReadNo = DeviceUsing.启用;
}
ei.BorrOrRet = ToolsBorrRet.未知;
ei.IsEpcRead = IsReadShow.未读;
dicEpcInfo.Add(strEpc, ei);
}
}
}
else
{
iReadEpcErr++;
blRet = false;
}
blScan = false;
}
catch (Exception ee)
{
if (frmMain.blDebug)
{
MessageUtil.ShowTips(ee.Message);
}
}
return(blRet);
}
public bool ReadEpc()
{
bool blRet = false;
try
{
byte MaskMem = 0;
byte[] MaskAdr = new byte[2];
byte MaskLen = 0;
byte[] MaskData = new byte[100];
byte MaskFlag = 0;
byte AdrTID = 0;
byte LenTID = 0;
byte TIDFlag = 0;
byte Ant = 0;
blScan = true;
int CardCount = 0; //输出变量，电子标签的张数
int EpcLen = 0; //EPC 的字节数
byte[] bEpcArray = new byte[5000]; //指向输出数组变量 是读到的电子标签的EPC数据，是一张标签的EPC长度+一张标签的EPC号，依此累加
int fCmdRet = StaticClassReaderB.Inventory_G2(ref fComAdr, MaskMem, MaskAdr, MaskLen, MaskData, MaskFlag, AdrTID, LenTID, TIDFlag, bEpcArray, ref Ant, ref EpcLen, ref CardCount, frmcomportindex); // 8616
if ((fCmdRet == 1) || (fCmdRet == 2) || (fCmdRet == 3) || (fCmdRet == 4) || (fCmdRet == 0xFB)) //代表已查找结束，
{
blRet = true;
if (CardCount == 0)
{
blScan = false;
return(blRet);
}
byte[] bEpcCopy = new byte[EpcLen];
Array.Copy(bEpcArray, bEpcCopy, EpcLen);
string strEpcAll = SerialPortUtil.ByteToStr(bEpcCopy);
int iEpcIndex = 0;//单张EPC的长度在bEpcCopy中的位置
for (int i = 0; i < CardCount; i++)
{
int iEpcLen = bEpcCopy[iEpcIndex]; //epc的长度
string strEpc = strEpcAll.Substring(iEpcIndex * 2 + 2, iEpcLen * 2); //得到一个EPC数据
iEpcIndex = iEpcIndex + iEpcLen + 1; //下一个EPC标签的 标签长度指示位置
if (strEpc.Length != 12)
{
break;
}
bool blHas = false;
for (int iIndex = 0; iIndex < listEpc.Count; iIndex++)
{
if (listEpc[iIndex].StrEpc == strEpc)
{
#region 顺序读取
if (usingReadNo == DeviceUsing.启用)
{
if (listEpc[iIndex].IntAnt != Ant)
{
//归还
if (((listEpc[iIndex].IntAnt & 0x01) == 0x01 || (listEpc[iIndex].IntAnt & 0x02) == 0x02))
//if (((listEpc[iIndex].IntAnt & 0x01) == 0x01 || (listEpc[iIndex].IntAnt & 0x02) == 0x02) &&
// ((listEpc[iIndex].IntAnt & 0x04) != 0x04 && (listEpc[iIndex].IntAnt & 0x08) != 0x08))
{
if ((Ant & 0x4) == 0x04 || (Ant & 0x8) == 0x08)
{
//TimeSpan span = DateTime.Now - listEpc[iIndex].TimeLastRead;
//if (span.TotalSeconds < 5)
//{
// lock (listEpc)
// {
// listEpc[iIndex].BorrOrRet = ToolsBorrRet.归还;
// }
//}
lock (listEpc)
{
listEpc[iIndex].BorrOrRet = ToolsBorrRet.归还;
}
}
}
else if (((listEpc[iIndex].IntAnt & 0x04) == 0x04 || (listEpc[iIndex].IntAnt & 0x08) == 0x08))
//else if (((listEpc[iIndex].IntAnt & 0x04) == 0x04 || (listEpc[iIndex].IntAnt & 0x08) == 0x08) &&
// ((listEpc[iIndex].IntAnt & 0x01) != 0x01 && (listEpc[iIndex].IntAnt & 0x02) != 0x02))
{
if ((Ant & 0x01) == 0x01 || (Ant & 0x02) == 0x02)
{
//TimeSpan span = DateTime.Now - listEpc[iIndex].TimeLastRead;
//if (span.TotalSeconds < 5)
//{
// lock (listEpc)
// {
// listEpc[iIndex].BorrOrRet = ToolsBorrRet.借出;
// }
//}
lock (listEpc)
{
listEpc[iIndex].BorrOrRet = ToolsBorrRet.借出;
}
}
}
lock (listEpc)
{
listEpc[iIndex].IntAnt = Ant;//| listEpc[iIndex].IntAnt
}
//lock (listEpc)
//{
// listEpc[iIndex].TimeLastRead = DateTime.Now;
//}
}
if (listEpc[iIndex].UsingReadNo != DeviceUsing.启用)
{
lock (listEpc)
{
listEpc[iIndex].UsingReadNo = DeviceUsing.启用;
}
}
}
#endregion
#region 常规读取
//else
//{
// lock (listEpc)
// {
// listEpc[iIndex].TimeLastRead = DateTime.Now;
// }
//}
#endregion
blHas = true;
break;
}
}
if (blHas == false)
{
clsReadEpc clsEpc = new clsReadEpc(strEpc, Ant);
clsEpc.TimeLastRead = DateTime.Now;
if (usingReadNo == DeviceUsing.启用)
{
clsEpc.UsingReadNo = DeviceUsing.启用;
}
clsEpc.BorrOrRet = ToolsBorrRet.未知;
clsEpc.IsEpcRead = IsReadShow.未读;
lock (listEpc)
{
listEpc.Add(clsEpc);
}
}
}
}
else
{
blRet = false;
}
blScan = false;
}
catch (Exception ee)
{
if (frmMain.blDebug)
{
MessageUtil.ShowTips(ee.Message);
}
}
return(blRet);
}
