[DllImport("PowerCtrl.dll", CharSet = CharSet.Unicode)]
        private static extern int OpenPower();
        [DllImport("PowerCtrl.dll", CharSet = CharSet.Unicode)]
        private static extern void ClosePower();
        [DllImport("termb.dll", CharSet = CharSet.Unicode)]
        private static extern int InitComm(int Port);
        [DllImport("termb.dll", CharSet = CharSet.Unicode)]
        private static extern int CloseComm();
        [DllImport("termb.dll", CharSet = CharSet.Unicode)]
        private static extern int Authenticate();
        [DllImport("termb.dll", CharSet = CharSet.Unicode)]
        private static extern int Read_Content(int Active);
 
 
 
        [DllImport("HWControl.dll", CharSet = CharSet.Unicode)]
        private static extern bool SamPower(bool value);
        [DllImport("HWControl.dll", CharSet = CharSet.Unicode)]
        private static extern bool GetSamPower();
 
        [DllImport("HWControl.dll", CharSet = CharSet.Unicode)]
        private static extern bool ScanPower(bool value);
        [DllImport("HWControl.dll", CharSet = CharSet.Unicode)]