def __init__(self, *args, **kwargs):
"""
Hierarchical block for O-QPSK demodulation.
The input is the complex modulated signal at baseband.
Demodulated packets are sent to the handler.
@param callback: function of two args: ok, payload
@type callback: ok: bool; payload: string
@param threshold: detect access_code with up to threshold bits wrong (-1 -> use default)
@type threshold: int
See ieee802_15_4_demod for remaining parameters.
"""
try:
self.callback = kwargs.pop('callback')
self.threshold = kwargs.pop('threshold')
except KeyError:
pass
gr.hier_block2.__init__(self, "ieee802_15_4_demod_pkts",
gr.io_signature(1, 1, gr.sizeof_gr_complex), # Input
gr.io_signature(0, 0, 0)) # Output
self._rcvd_pktq = gr.msg_queue() # holds packets from the PHY
self.ieee802_15_4_demod = ieee802_15_4.ieee802_15_4_demod(self, *args, **kwargs)
self._packet_sink = ucla.ieee802_15_4_packet_sink(self._rcvd_pktq, self.threshold)
print "GR: ieee802_15_4_pkt: Connecting demodulator and packet sink."
self.connect(self, self.ieee802_15_4_demod, self._packet_sink)
self._watcher = _queue_watcher_thread(self._rcvd_pktq, self.callback)
def __init__(self, fg, callback=None, threshold=-1, *args, **kwargs):
"""
Hierarchical block for O-QPSK demodulation.
The input is the complex modulated signal at baseband.
Demodulated packets are sent to the handler.
@param fg: flow graph
@type fg: flow graph
@param callback: function of two args: ok, payload
@type callback: ok: bool; payload: string
@param threshold: detect access_code with up to threshold bits wrong (-1 -> use default)
@type threshold: int
See ieee802_15_4_demod for remaining parameters.
"""
self._rcvd_pktq = gr.msg_queue() # holds packets from the PHY
self.ieee802_15_4_demod = ieee802_15_4.ieee802_15_4_demod(fg, *args, **kwargs)
self._packet_sink = ucla.ieee802_15_4_packet_sink(self._rcvd_pktq, threshold)
fg.connect(self.ieee802_15_4_demod, self._packet_sink)
gr.hier_block.__init__(self, fg, self.ieee802_15_4_demod, None)
self._watcher = _queue_watcher_thread(self._rcvd_pktq, callback)
def __init__(self, *args, **kwargs):
"""
Hierarchical block for O-QPSK demodulation.
The input is the complex modulated signal at baseband.
Demodulated packets are sent to the handler.
@param callback: function of two args: ok, payload
@type callback: ok: bool; payload: string
@param threshold: detect access_code with up to threshold bits wrong (-1 -> use default)
@type threshold: int
See ieee802_15_4_demod for remaining parameters.
"""
try:
self.callback = kwargs.pop('callback')
self.threshold = kwargs.pop('threshold')
self.chan_num = kwargs.pop('channel')
except KeyError:
pass
gr.hier_block2.__init__(
self,
"ieee802_15_4_demod_pkts",
gr.io_signature(1, 1, gr.sizeof_gr_complex), # Input
gr.io_signature(0, 0, 0)) # Output
self._rcvd_pktq = gr.msg_queue() # holds packets from the PHY
self.ieee802_15_4_demod = ieee802_15_4.ieee802_15_4_demod(
self, *args, **kwargs)
self._packet_sink = ucla.ieee802_15_4_packet_sink(
self._rcvd_pktq, self.threshold)
self.connect(self, self.ieee802_15_4_demod, self._packet_sink)
self._watcher = _queue_watcher_thread(self._rcvd_pktq, self.callback,
self.chan_num)
