def __init__(self):
""" Constructor """
super(DiscoverThrd, self).__init__()
self.__logger = logging.getLogger('sdrn.discover')
self.__msg_callback = instance_cache.getInstance(UI_MSG)
# Set numpy to print in hex for easier debugging
#np.set_printoptions(formatter={'int':hex})
# Discover request packet
# 0-3 sequence no (always set to zero)
# 4 command byte (0x02)
# 5..59 zero
self.__discovery_request = np.zeros((HPSDR_DISCOVER_RQST_SIZE), dtype=np.ubyte)
self.__discovery_request[4] = 0x02 # Command discovery
# Discover reply packet
self.__discovery_reply = np.zeros((HPSDR_DISCOVER_RPLY_SIZE), dtype=np.ubyte)
# Class vars
self.__terminate = False # True when terminating
self.__hpsdr_units = 0 # Count of discovered units
# Wait event
self.__wait_event = threading.Event()
def __reset(self):
""" Do another scan """
self.__resetBtn.setEnabled(False)
instance_cache.getInstance(DISCOVER).reset()
