def setUp(self):
self.rate = 250000
self.duration = int(self.rate * 4)
self.start_time = .098765
self.skey = pmt.intern("trigger_sample")
self.tkey = pmt.intern("trigger_time")
self.tb = gr.top_block()
self.src = blocks.vector_source_c(list(range(self.duration)), False, 1,
[])
self.throttle = blocks.throttle(gr.sizeof_gr_complex * 1, self.rate)
self.emitter = pdu_utils.message_emitter(pmt.PMT_NIL)
self.start_time = .098765
self.utag = timing_utils.add_usrp_tags_c(1090e6, self.rate, 0,
self.start_time)
#self.tag_dbg = blocks.tag_debug(gr.sizeof_gr_complex*1, '', "");
self.msg_dbg = blocks.message_debug()
self.timer = timing_utils.interrupt_emitter_c(self.rate, True)
self.tb.connect((self.src, 0), (self.throttle, 0))
self.tb.connect((self.throttle, 0), (self.utag, 0))
#self.tb.connect((self.utag, 0), (self.tag_dbg, 0))
self.tb.connect((self.utag, 0), (self.timer, 0))
self.tb.msg_connect((self.emitter, "msg"), (self.timer, "set"))
self.tb.msg_connect((self.timer, "trig"), (self.msg_dbg, "store"))
def test_003_every (self):
self.tb = gr.top_block ()
self.rate = 99999999999
self.interval = 1
self.duration = 4321
self.src = blocks.vector_source_c(list(range(self.duration)), False, 1, [])
self.utag = timing_utils.add_usrp_tags_c(1090e6, self.rate, 0, .98765)
self.tags = timing_utils.tag_uhd_offset_c(self.rate, self.interval)
self.tag_dbg = blocks.tag_debug(gr.sizeof_gr_complex*1, "", "");
self.tag_dbg.set_display(False)
self.tb.connect((self.src, 0), (self.utag, 0))
self.tb.connect((self.utag, 0), (self.tags, 0))
self.tb.connect((self.tags, 0), (self.tag_dbg, 0))
e_n_tags = int(ceil(1.0*self.duration / self.interval)) + 3
self.tb.run ()
tags = self.tag_dbg.current_tags()
tprev = None
for t in tags:
if pmt.eq(t.key, pmt.intern("rx_time_offset")):
self.assertAlmostEqual(self.rate, pmt.to_double(pmt.tuple_ref(t.value, 3)),-4)
self.assertEqual(t.offset, pmt.to_uint64(pmt.tuple_ref(t.value, 2)))
self.assertTrue((pmt.to_uint64(pmt.tuple_ref(t.value, 2)) / (1.0*self.interval)).is_integer())
if tprev is not None:
tcur = pmt.to_uint64(pmt.tuple_ref(t.value, 0)) + pmt.to_double(pmt.tuple_ref(t.value, 1))
self.assertAlmostEqual(tcur-tprev, 1.0*self.interval / self.rate)
tprev = tcur
else:
tprev = pmt.to_uint64(pmt.tuple_ref(t.value, 0)) + pmt.to_double(pmt.tuple_ref(t.value, 1))
self.assertEqual(self.tag_dbg.num_tags(), e_n_tags)
self.tb = None
def test_004_onlyusrp (self):
self.tb = gr.top_block ()
self.rate = 250000
self.interval = 0
self.duration = 4532
self.src = blocks.vector_source_c(list(range(self.duration)), False, 1, [])
self.utag = timing_utils.add_usrp_tags_c(1090e6, self.rate, 0, .98765)
self.tags = timing_utils.tag_uhd_offset_c(self.rate, self.interval)
self.tag_dbg = blocks.tag_debug(gr.sizeof_gr_complex*1, "", "");
self.tag_dbg.set_display(False)
self.tb.connect((self.src, 0), (self.utag, 0))
self.tb.connect((self.utag, 0), (self.tags, 0))
self.tb.connect((self.tags, 0), (self.tag_dbg, 0))
e_n_tags = 4
self.tb.run ()
self.assertEqual(self.tag_dbg.num_tags(), e_n_tags)
self.tb = None
def test_002_update(self):
start_time = 0.1
self.duration = 125000
self.src = blocks.vector_source_c(range(self.duration), False, 1, [])
self.throttle = blocks.throttle(gr.sizeof_gr_complex * 1, 250000)
self.utag = timing_utils.add_usrp_tags_c(1090e6, 250000, 0, start_time)
self.tag_dbg = blocks.tag_debug(gr.sizeof_gr_complex * 1, '', "")
self.tb.connect((self.src, 0), (self.throttle, 0))
self.tb.connect((self.throttle, 0), (self.utag, 0))
self.tb.connect((self.utag, 0), (self.tag_dbg, 0))
self.tb.start()
time.sleep(.01)
self.utag.update_tags(
self.makeDict(freq=1091e6,
rate=260000,
epoch_int=0,
epoch_frac=start_time + .3))
time.sleep(.1)
self.tb.stop()
def test_002_update(self):
start_time = 0.1
self.duration = 125000
self.src = blocks.vector_source_c(list(range(self.duration)), False, 1, [])
self.throttle = blocks.throttle(gr.sizeof_gr_complex*1, 250000)
self.utag = timing_utils.add_usrp_tags_c(1090e6, 250000, 0, start_time)
self.tag_dbg = blocks.tag_debug(gr.sizeof_gr_complex*1, '', "");
self.tb.connect((self.src, 0), (self.throttle, 0))
self.tb.connect((self.throttle, 0), (self.utag, 0))
self.tb.connect((self.utag, 0), (self.tag_dbg, 0))
self.tb.start()
time.sleep(.01)
#print("Dumping tags")
for t in self.tag_dbg.current_tags():
#print( 'Tag:' , t.key, ' ', t.value )
if pmt.eq(t.key, pmt.intern("rx_freq")):
self.assertAlmostEqual( 1090e6, pmt.to_double(t.value) )
if pmt.eq(t.key, pmt.intern("rx_rate")):
self.assertAlmostEqual( 250000, pmt.to_double(t.value) )
self.utag.update_tags(self.makeDict(freq=1091e6, rate=260000, epoch_int=0, epoch_frac=start_time+.3))
time.sleep(.01)
#print("Dumping tags")
for t in self.tag_dbg.current_tags():
#print( 'Tag:' , t.key, ' ', t.value )
if pmt.eq(t.key, pmt.intern("rx_freq")):
self.assertAlmostEqual( 1091e6, pmt.to_double(t.value) )
if pmt.eq(t.key, pmt.intern("rx_rate")):
self.assertAlmostEqual( 260000, pmt.to_double(t.value) )
time.sleep(.1)
self.tb.stop()
