CMD_NONE                = 0x00,
CMD_OPEN                = 0x01,
CMD_CLOSE               = 0x02,
CMD_USB_INTERNAL_CHECK  = 0x03,
CMD_CHANGE_BAUDRATE     = 0x04,
CMD_MODULE_INFO         = 0x06,

CMD_CMOS_LED            = 0x12,

CMD_ENROLL_COUNT        = 0x20,
CMD_CHECK_ENROLLED      = 0x21,
CMD_ENROLL_START        = 0x22,
CMD_ENROLL              = 0x23,
CMD_ENROLL1             = 0x23,
CMD_ENROLL2             = 0x24,
CMD_ENROLL3             = 0x25,
CMD_IS_PRESS_FINGER     = 0x26,

CMD_DELETE              = 0x40,
CMD_DELETE_ALL          = 0x41,

CMD_VERIFY              = 0x50,
CMD_IDENTIFY            = 0x51,
CMD_VERIFY_TEMPLATE     = 0x52,
CMD_IDENTIFY_TEMPLATE   = 0x53,

CMD_CAPTURE             = 0x60,

CMD_GET_IMAGE           = 0x62,
CMD_GET_RAWIMAGE        = 0x63,

CMD_GET_TEMPLATE        = 0x70,
CMD_ADD_TEMPLATE        = 0x71,
CMD_GET_DATABASE_START  = 0x72,
CMD_GET_DATABASE_END    = 0x73,

CMD_FW_UPDATE           = 0x80,
CMD_ISO_UPDATE          = 0x81,
CMD_FAKE_DETECTOR       = 0x91,

CMD_SET_SECURITY_LEVEL  = 0xF0,
CMD_GET_SECURITY_LEVEL  = 0xF1,

ACK_OK                  = 0x30,
NACK_INFO               = 0x31,

echo "0x12" >> /dev/bus/usb/001/008