private void Do()
{
if (!Connect())
{
return;
}
while (!thread_terminated_single)
{
int resNo = 0;
for (int i = 0; i < devices.Count; i++)
{
buffer = new byte[devices[i].BufferSize];
try
{
resNo =
CS7TcpClient.ReadBlockAsByte(
plcHandle,
0x84,
devices[i].DBNumber,
0,
buffer.Length,
buffer);
if (resNo != 0)
{
Console.WriteLine($"{devices[i].DBNumber}.ResNo={resNo}");
}
devices[i].DoSomething(buffer);
}
catch (Exception error)
{
Console.WriteLine(error.Message);
}
if (devices[i].COMM.MES_Heart_Beat.Used)
{
DateTime now = DateTime.Now;
DateTime lastCallTime = devices[i].LastMESHeartBeatTime;
if ((now - lastCallTime).TotalMilliseconds >= 2000)
{
devices[i].LastMESHeartBeatTime = now;
//devices[i].COMM.MES_Heart_Beat.Value =
// !(devices[i].COMM.MES_Heart_Beat.Value);
CS7TcpClient.WriteBool(
plcHandle,
0x84,
devices[i].DBNumber,
devices[i].COMM.MES_Heart_Beat.DB_Offset,
devices[i].COMM.MES_Heart_Beat.Position,
Convert.ToUInt16(!devices[i].COMM.MES_Heart_Beat.Value));
}
}
}
Thread.Sleep(10);
}
}
