public static extern int RDINTsys_OpenReader(byte u8COMPort, uint u32Baudrate, [In, MarshalAs(UnmanagedType.LPWStr)] string strAccessCode, TURN_ON_OFF u1SecurityMode, uint u32OpenDelayMs, out uint pu32Baudrate);
public static extern int RDINT_ReadMifareOneSector(byte u8COMPort, CARD_KEY_TYPE u1KeyType, TURN_ON_OFF u1DefaultKey, byte u8DefaultKeyIndx, byte u8Sector, [In] ref byte pu8Key, out byte pu8Data);
public static extern int RDINT_WriteMifareOneBlock(byte u8COMPort, CARD_KEY_TYPE u1KeyType, TURN_ON_OFF u1DefaultKey, byte u8DefaultKeyIndx, byte u8Block, [In] ref byte pu8Key, [In] ref byte pcu8Data);
public static extern int RDINT_KeyChange(byte u8COMPort, CARD_KEY_TYPE u1KeyType, TURN_ON_OFF u1DefaultKey, byte u8DefaultKeyIndx, byte u8Sector, [In] ref byte pu8Key, [In] ref byte pu8Data);
public static extern int RDINT_OpenCard(byte u8COMPort, TURN_ON_OFF u1AutoFind, out byte pu8Uid, out byte pu8Atqa, out byte pu8Sak);