void comm_DataReceived(object sender, SerialDataReceivedEventArgs e)
{
int n = comm.BytesToRead;
byte[] buff = new byte[n];
comm.Read(buff, 0, n);
if (Global.logOpen == 1)
{
Log.WriteLog("CommPort", "INFO", "【comm_DataReceived】 接收数据:" + SystemUnit.ToHexString(buff));
}
Buffer.BlockCopy(buff, 0, curBuff, curCount, n);
curCount = curCount + n;
if (curCount < 5)
{
return;
}
if (SystemUnit.getCRC(curBuff, 0, curCount - 2) == (curBuff[curCount - 2] << 8 | curBuff[curCount - 1]))
{
byte[] proBuff = new byte[curCount];
Buffer.BlockCopy(curBuff, 0, proBuff, 0, curCount);
curCount = 0;
procData(proBuff);
}
if (curCount > 250)
{
curCount = 0;
}
}
//---------------------------------------------------------------
//FUNCTION: send command to the serial port
//IN:
// byte[] buf, the buffer for the command
// len, the length of command
//OUT: true for success, false for failed
//---------------------------------------------------------------
public bool SendControlCmd(byte[] buf, int len)
{
if (comm.IsOpen)
{
comm.Write(buf, 0, len);
if (Global.logOpen == 1)
{
Log.WriteLog("CommPort", "INFO", "【SendControlCmd】 发送数据:" + SystemUnit.ToHexString(buf));
}
return(true);
}
else
{
return(false);
}
}
