private void TimerCallback(object state)
{
tmWaitTime.Change(System.Threading.Timeout.Infinite, System.Threading.Timeout.Infinite);
ScanCancel();
_errcode = 0;
receiveEventArgs eventArgs = new receiveEventArgs();
eventArgs.MRZ1 = "";
eventArgs.MRZ2 = "";
CallReceivedData(new object(), eventArgs);
}
private void sp_DataReceived(object sender, SerialDataReceivedEventArgs e)
{
string MRZ1 = "";
string MRZ2 = "";
byte[] tmpBuf = new byte[1024];
byte[] recvBuf = new byte[1024];
Array.Clear(recvBuf, 0x00, recvBuf.Length);
tmWaitTime.Change(System.Threading.Timeout.Infinite, System.Threading.Timeout.Infinite);
int tmpCnt = 0;
int readCnt = 0;
int dataLen = 0;
byte[] szMRZ1 = new byte[45];
byte[] szMRZ2 = new byte[45];
Array.Clear(szMRZ1, 0x00, szMRZ1.Length);
Array.Clear(szMRZ2, 0x00, szMRZ2.Length);
try
{
Array.Clear(tmpBuf, 0x00, tmpBuf.Length);
if (_serialPort.BytesToRead >= 0)
{
tmpCnt = _serialPort.Read(tmpBuf, 0, 1024);
}
Array.Copy(tmpBuf, 0, recvBuf, 0, tmpCnt);
dataLen = tmpBuf[1] << 8 | tmpBuf[2];
readCnt = tmpCnt;
//MessageBox.Show(dataLen.ToString());
if (dataLen + 4 != readCnt)
{
//MessageBox.Show("readCnt :" + readCnt.ToString() + " dataLen : " + (dataLen+4).ToString());
Array.Clear(tmpBuf, 0x00, tmpBuf.Length);
tmpCnt = _serialPort.Read(tmpBuf, 0, (dataLen + 4) - readCnt);
//MessageBox.Show("tmpCnt :" + tmpCnt.ToString());
Array.Copy(tmpBuf, 0, recvBuf, readCnt, tmpCnt);
readCnt += tmpCnt;
}
if (recvBuf[0] == 0x02 && recvBuf[readCnt - 2] == 0x03 &&
recvBuf[3] == 0xB1 && dataLen == 102)
{
Array.Copy(recvBuf, 4, szMRZ1, 0, 44);
Array.Copy(recvBuf, 48, szMRZ2, 0, 44);
MRZ1 = Encoding.Default.GetString(szMRZ1, 0, szMRZ1.Length - 1);
MRZ2 = Encoding.Default.GetString(szMRZ2, 0, szMRZ2.Length - 1);
//MessageBox.Show(MSZ1 + MSZ2);
_errcode = 1;
receiveEventArgs eventArgs = new receiveEventArgs();
eventArgs.MRZ1 = MRZ1;
eventArgs.MRZ2 = MRZ2;
CallReceivedData(new object(), eventArgs);
}
else
{
if (recvBuf[3] != 0xBC)
{
_errcode = -1;
receiveEventArgs eventArgs = new receiveEventArgs();
eventArgs.MRZ1 = "";
eventArgs.MRZ2 = "";
CallReceivedData(new object(), eventArgs);
}
}
if (_serialPort.IsOpen)
{
_serialPort.Close();
}
}
catch (Exception ex)
{
MessageBox.Show("#2 :" + ex.ToString());
if (_serialPort.IsOpen)
{
_serialPort.Close();
}
}
}