// vcc A&W
 
 protected bool CheckVccLowWarning(DUT dut)
 {
     vccLW = dut.ChkVccLW();
     Thread.Sleep(50);
     vccLW = dut.ChkVccLW();
     return !vccLW;
 }
        // vcc A&W
        protected bool CheckVccLowWarning(DUT dut)
        {
            bool isWarning = false;

            isWarning = dut.ChkVccLW();
            Thread.Sleep(1000);
            isWarning = dut.ChkVccLW();
            return(isWarning);
        }