private void Port_DataReceived(object sender, SerialDataReceivedEventArgs e)
{
byte[] buff = new byte[buffersize];
int len = port.BytesToRead;
int offset;
if (len > buffersize)
{
len = buffersize;
}
port.Read(buff, 0, len);
port.Close();
offset = 0;
SBLinkPackage sbp = new SBLinkPackage();
if (tryGetPackage(buff, len, offset, sbp))
{
offset = sbp.PackageSize;
if (tryGetPackage(buff, len, offset, sbp))
{
state = PortScannerState.Available;
protocol = LinkProtocol.SBLink;
return;
}
}
Debug.WriteLine("[port scanner]unavilable port(no link):" + name);
state = PortScannerState.Unavailable;
}
public PortData(string pn, int br, int md)
{
name = pn;
port = new SerialPort(pn);
port.BaudRate = br;
port.DataBits = 8;
port.StopBits = System.IO.Ports.StopBits.One;
port.ReceivedBytesThreshold = md;
port.DataReceived += Port_DataReceived;
buffersize = md + 64;
protocol = LinkProtocol.NoLink;
state = PortScannerState.NewPort;
}