//数据接收
private void Com_DataReceived(object sender, SerialDataReceivedEventArgs e)
{
byte[] ReDatas = new byte[ComDevice.BytesToRead];
ComDevice.Read(ReDatas, 0, ReDatas.Length);//读取数据
//接收数据处理 将ReDatas 转化为 String
//该方式回丢弃数据
//ASCII编码只能包含0-127的数据，高出的数据将丢弃
//ReceiveData = new ASCIIEncoding().GetString(ReDatas);
//byte[] Rec_Data = null;
//Rec_Data = Encoding.ASCII.GetBytes(ReceiveData.Trim());
//接收的Byte数据 返回
Receive_Byte = new byte[ReDatas.Length];
Receive_Byte = (byte[])ReDatas.Clone();
//异常输出
if (Receive_Byte.Length == 0)
{
MainView.Log.WriteError("Rs232 通讯数据格式异常！！！");
}
else
{
//置位接收标志
Rec_Flag = true;
//执行数据处理
Receive_Event?.Invoke();
}
}
public void Receive_Data(object sender, System.IO.Ports.SerialDataReceivedEventArgs e)
{
Exchange = true;
Data_Receive = new byte[Port.BytesToRead];
Result = new float[Register_Count];
Port.Read(Data_Receive, 0, Port.BytesToRead);
if (ModRTU_CRC(Data_Receive)[Data_Receive.Length - 2] != Data_Receive[Data_Receive.Length - 2] || ModRTU_CRC(Data_Receive)[Data_Receive.Length - 1] != Data_Receive[Data_Receive.Length - 1])
{
return;
}
if (Data_Receive[1] == 0x04)
{
for (int x = 0; x < Register_Count; x++)
{
Result[x] = BTF.Out(Data_Receive[3 + x * 4], Data_Receive[4 + x * 4], Data_Receive[5 + x * 4], Data_Receive[6 + x * 4]);
}
}
if (Now != null && Data_Receive[1] == Now[1])
{
Now = null;
}
Receive_Event?.Invoke();
}
//数据接收
private void Com_DataReceived(object sender, SerialDataReceivedEventArgs e)
{
if (Closing)
{
return; //正在关闭串口，结束接收
}
int len = ComDevice.BytesToRead; //接收数据长度
if (len <= 0)
{
return; //数据长度小于等于0，退出接收
}
byte[] ReDatas = new byte[len]; //初始化接收数组
ComDevice.Read(ReDatas, 0, len); //读取数据
//接收的Byte数据 返回
byte[] ReceiveData = new byte[ReDatas.Length];
ReceiveData = (byte[])ReDatas.Clone();
//置位接收标志
Rec_Flag = true;
//执行数据处理
Receive_Event?.Invoke(ReceiveData);
//接收数据处理 将ReDatas 转化为 String
//该方式回丢弃数据
//ASCII编码只能包含0-127的数据，高出的数据将丢弃
//ReceiveData = new ASCIIEncoding().GetString(ReDatas);
//byte[] Rec_Data = null;
//Rec_Data = Encoding.ASCII.GetBytes(ReceiveData.Trim());
}
public void Receive(object sender, System.IO.Ports.SerialDataReceivedEventArgs e)
{
Exchange = true;
if (Port.BytesToRead < Receive_Length || Port.BytesToRead < 3)
{
return;
}
Data_Receive = new byte[Receive_Length > 3 ? Receive_Length : 8];
try
{
Port.Read(Data_Receive, 0, Receive_Length);
Port.DiscardInBuffer();
}
catch (Exception) { return; }
Result = new float[Length + 1];
if (ModRTU_CRC(Data_Receive, Data_Receive.Length - 2) != (short)((short)Data_Receive[Data_Receive.Length - 2] | ((short)Data_Receive[Data_Receive.Length - 1] << 8)) ||
Data_Transmit[0] != Data_Receive[0] || Data_Transmit[1] != Data_Receive[1])
{
Error++; return;
}
switch (Data_Receive[1])
{
case 0x02:
if (Data_Receive[2] != ((Data_Transmit[5] - 1) / 8 + 1))
{
Error++; return;
}
if (Data_Interrupt != null && Data_Interrupt[1] == 0x02)
{
Data_Interrupt = null;
}
break;
case 0x03:
if (Data_Receive[2] != (Data_Transmit[5] * 2))
{
Error++; return;
}
if (Data_Interrupt != null && Data_Interrupt[1] == 0x03)
{
Data_Interrupt = null;
}
break;
case 0x04:
if (Data_Receive[2] != (Data_Transmit[5] * 2))
{
Error++; return;
}
if (Data_Interrupt != null && Data_Interrupt[1] == 0x04)
{
Data_Interrupt = null;
}
break;
case 0x06:
for (int count = 0; count < Data_Transmit.Length; count++)
{
if (Data_Receive[count] != Data_Transmit[count])
{
Error++; return;
}
}
if (Data_Interrupt != null && Data_Interrupt[1] == 0x06)
{
Data_Interrupt = null;
}
break;
case 0x10:
for (int count = 0; count < 6; count++)
{
if (Data_Receive[count] != Data_Transmit[count])
{
Error++; return;
}
}
if (Data_Interrupt != null && Data_Interrupt[1] == 0x10)
{
Data_Interrupt = null;
}
break;
}
for (int x = 0; x < Length; x++)
{
Result[x] = BTF.Out(Data_Receive[3 + x * 4], Data_Receive[4 + x * 4], Data_Receive[5 + x * 4], Data_Receive[6 + x * 4]);
}
Receive_Array = "Прием: ";
foreach (byte a in Data_Receive)
{
Receive_Array += a.ToString("X2") + " ";
}
Receive_Event?.Invoke();
}
