void comn_DataReceived(object sender, SerialDataReceivedEventArgs e)
{
if (!start)
{
return;
}
try
{
if (!transmittingYmodem)
{
string msg = string.Empty;
if (transmitState == YmodeSendState.WAIT_START)
{
char c = (char)comn.ReadChar();
msg += c;
//接收到'C'--CRC16
if (c == 'C')
{
//rMainform.ShowMCUMsg("\n\r Waiting for the file to be sent ...\n\r");
transmittingYmodem = true;
YmodeStateChanged?.Invoke(12, "进入Ymode模式");
recData.Clear();
}
else
{
msg += comn.ReadExisting(); //读取串口缓冲区数据
comn.Write(new[] { (byte)0x31 }, 0, 1);
}
}
else //文件发送完毕后的信息
{
msg += comn.ReadExisting(); //读取串口缓冲区数据
}
YmodeResponseGot?.Invoke(msg);
}
else
{
byte[] temp = new byte[128];
int count = comn.Read(temp, 0, temp.Length);
if (count > 0)
{
recData.EnqueueRange(temp, 0, count);
}
}
}
catch (Exception Err)
{
YmodeStateChanged?.Invoke(11, "串口通信错误");
}
}
protected void OnBytesReceived(byte[] data)
{
recQueue.EnqueueRange(data, 0, data.Length);
BytesReceived?.BeginInvoke(data, null, null);
}