private Error open(ref connection conn)
{
Error err = new Error();
for (int i = conn.Drivers.Count; i < conn.MaxCnt; i++)
{
PlcDriver driver = new PlcDriver();
driver.SetIsActive(false);
err = driver.Open(conn.Cpu, conn.Ip, conn.Port, conn.Rack, conn.Slot);
if (err.HasError())
{
return(err);
}
conn.Drivers.Add(driver);
}
return(err);
}
