public void UpdateValueFromPlc()
{
var client = _connection?.PlcClient;
if (client == null)
{
return;
}
lock (_connection.PlcClient)
{
var retry = 3;
while (retry-- >= 0)
{
if (!client.Connected)
{
TronTrace.TraceWarning("No PLC connection");
client.Connect();
}
if (ReadValue())
{
return;
}
}
TronTrace.TraceError($"PlcItem.UpdateValueFromPlc failed to read {_info.Name}");
}
}
private void UpdatePlc(object value)
{
var client = _connection?.PlcClient;
if (client == null)
{
return;
}
lock (client)
{
var retry = 3;
while (retry-- >= 0)
{
if (!client.Connected)
{
TronTrace.TraceWarning("No PLC connection");
client.Connect();
}
if (WriteValue(value))
{
return;
}
}
}
TronTrace.TraceError($"PlcItem.UpdateValueFromPlc failed to write {_info.Name}");
}
