def __init__(self, parent, size=histo_window.DEFAULT_WIN_SIZE, title="", num_bins=11, frame_size=1000):
# init
gr.hier_block2.__init__(self, "histo_sink", gr.io_signature(1, 1, gr.sizeof_float), gr.io_signature(0, 0, 0))
# blocks
msgq = gr.msg_queue(2)
histo = gr.histo_sink_f(msgq)
histo.set_num_bins(num_bins)
histo.set_frame_size(frame_size)
# connect
self.connect(self, histo)
# controller
self.controller = pubsub()
self.controller.subscribe(NUM_BINS_KEY, histo.set_num_bins)
self.controller.publish(NUM_BINS_KEY, histo.get_num_bins)
self.controller.subscribe(FRAME_SIZE_KEY, histo.set_frame_size)
self.controller.publish(FRAME_SIZE_KEY, histo.get_frame_size)
# start input watcher
common.input_watcher(msgq, self.controller, MSG_KEY, arg1_key=MINIMUM_KEY, arg2_key=MAXIMUM_KEY)
# create window
self.win = histo_window.histo_window(
parent=parent,
controller=self.controller,
size=size,
title=title,
maximum_key=MAXIMUM_KEY,
minimum_key=MINIMUM_KEY,
num_bins_key=NUM_BINS_KEY,
frame_size_key=FRAME_SIZE_KEY,
msg_key=MSG_KEY,
)
common.register_access_methods(self, self.win)
def __init__(
self,
parent,
size=histo_window.DEFAULT_WIN_SIZE,
title='',
num_bins=11,
frame_size=1000,
):
#init
gr.hier_block2.__init__(
self,
"histo_sink",
gr.io_signature(1, 1, gr.sizeof_float),
gr.io_signature(0, 0, 0),
)
#blocks
msgq = gr.msg_queue(2)
histo = wxgui.histo_sink_f(msgq)
histo.set_num_bins(num_bins)
histo.set_frame_size(frame_size)
#controller
self.controller = pubsub()
self.controller.subscribe(NUM_BINS_KEY, histo.set_num_bins)
self.controller.publish(NUM_BINS_KEY, histo.get_num_bins)
self.controller.subscribe(FRAME_SIZE_KEY, histo.set_frame_size)
self.controller.publish(FRAME_SIZE_KEY, histo.get_frame_size)
#start input watcher
common.input_watcher(msgq,
self.controller,
MSG_KEY,
arg1_key=MINIMUM_KEY,
arg2_key=MAXIMUM_KEY)
#create window
self.win = histo_window.histo_window(
parent=parent,
controller=self.controller,
size=size,
title=title,
maximum_key=MAXIMUM_KEY,
minimum_key=MINIMUM_KEY,
num_bins_key=NUM_BINS_KEY,
frame_size_key=FRAME_SIZE_KEY,
msg_key=MSG_KEY,
)
common.register_access_methods(self, self.win)
#connect
self.wxgui_connect(self, histo)
def __init__(
self,
parent,
title='',
sample_rate=1,
size=scope_window.DEFAULT_WIN_SIZE,
v_scale=0,
t_scale=0,
v_offset=0,
xy_mode=False,
ac_couple=False,
num_inputs=1,
trig_mode=scope_window.DEFAULT_TRIG_MODE,
y_axis_label='Counts',
frame_rate=scope_window.DEFAULT_FRAME_RATE,
use_persistence=False,
persist_alpha=None,
**kwargs #do not end with a comma
):
#ensure analog alpha
if persist_alpha is None:
actual_frame_rate = float(frame_rate)
analog_cutoff_freq = 0.5 # Hertz
#calculate alpha from wanted cutoff freq
persist_alpha = 1.0 - math.exp(
-2.0 * math.pi * analog_cutoff_freq / actual_frame_rate)
if not t_scale: t_scale = 10.0 / sample_rate
#init
gr.hier_block2.__init__(
self,
"scope_sink",
gr.io_signature(num_inputs, num_inputs, self._item_size),
gr.io_signature(0, 0, 0),
)
#scope
msgq = gr.msg_queue(2)
scope = gr.oscope_sink_f(sample_rate, msgq)
#controller
self.controller = pubsub()
self.controller.subscribe(SAMPLE_RATE_KEY, scope.set_sample_rate)
self.controller.publish(SAMPLE_RATE_KEY, scope.sample_rate)
self.controller.subscribe(DECIMATION_KEY, scope.set_decimation_count)
self.controller.publish(DECIMATION_KEY, scope.get_decimation_count)
self.controller.subscribe(TRIGGER_LEVEL_KEY, scope.set_trigger_level)
self.controller.publish(TRIGGER_LEVEL_KEY, scope.get_trigger_level)
self.controller.subscribe(TRIGGER_MODE_KEY, scope.set_trigger_mode)
self.controller.publish(TRIGGER_MODE_KEY, scope.get_trigger_mode)
self.controller.subscribe(TRIGGER_SLOPE_KEY, scope.set_trigger_slope)
self.controller.publish(TRIGGER_SLOPE_KEY, scope.get_trigger_slope)
self.controller.subscribe(TRIGGER_CHANNEL_KEY,
scope.set_trigger_channel)
self.controller.publish(TRIGGER_CHANNEL_KEY, scope.get_trigger_channel)
actual_num_inputs = self._real and num_inputs or num_inputs * 2
#init ac couple
for i in range(actual_num_inputs):
self.controller[common.index_key(AC_COUPLE_KEY, i)] = ac_couple
#start input watcher
common.input_watcher(msgq, self.controller, MSG_KEY)
#create window
self.win = scope_window.scope_window(
parent=parent,
controller=self.controller,
size=size,
title=title,
frame_rate=frame_rate,
num_inputs=actual_num_inputs,
sample_rate_key=SAMPLE_RATE_KEY,
t_scale=t_scale,
v_scale=v_scale,
v_offset=v_offset,
xy_mode=xy_mode,
trig_mode=trig_mode,
y_axis_label=y_axis_label,
ac_couple_key=AC_COUPLE_KEY,
trigger_level_key=TRIGGER_LEVEL_KEY,
trigger_mode_key=TRIGGER_MODE_KEY,
trigger_slope_key=TRIGGER_SLOPE_KEY,
trigger_channel_key=TRIGGER_CHANNEL_KEY,
decimation_key=DECIMATION_KEY,
msg_key=MSG_KEY,
use_persistence=use_persistence,
persist_alpha=persist_alpha,
)
common.register_access_methods(self, self.win)
#connect
if self._real:
for i in range(num_inputs):
self.wxgui_connect(
(self, i),
ac_couple_block(self.controller,
common.index_key(AC_COUPLE_KEY, i),
SAMPLE_RATE_KEY),
(scope, i),
)
else:
for i in range(num_inputs):
c2f = gr.complex_to_float()
self.wxgui_connect((self, i), c2f)
for j in range(2):
self.connect(
(c2f, j),
ac_couple_block(
self.controller,
common.index_key(AC_COUPLE_KEY, 2 * i + j),
SAMPLE_RATE_KEY),
(scope, 2 * i + j),
)
def __init__(
self,
parent,
baseband_freq=0,
ref_scale=2.0,
y_per_div=10,
y_divs=8,
ref_level=50,
sample_rate=1,
fft_size=512,
fft_rate=fft_window.DEFAULT_FRAME_RATE,
average=False,
avg_alpha=None,
title="",
size=fft_window.DEFAULT_WIN_SIZE,
peak_hold=False,
win=None,
use_persistence=False,
persist_alpha=None,
**kwargs # do not end with a comma
):
# ensure avg alpha
if avg_alpha is None:
avg_alpha = 2.0 / fft_rate
# ensure analog alpha
if persist_alpha is None:
actual_fft_rate = float(sample_rate / fft_size) / float(
max(1, int(float((sample_rate / fft_size) / fft_rate)))
)
# print "requested_fft_rate ",fft_rate
# print "actual_fft_rate ",actual_fft_rate
analog_cutoff_freq = 0.5 # Hertz
# calculate alpha from wanted cutoff freq
persist_alpha = 1.0 - math.exp(-2.0 * math.pi * analog_cutoff_freq / actual_fft_rate)
# init
gr.hier_block2.__init__(self, "fft_sink", gr.io_signature(1, 1, self._item_size), gr.io_signature(0, 0, 0))
# blocks
fft = self._fft_chain(
sample_rate=sample_rate,
fft_size=fft_size,
frame_rate=fft_rate,
ref_scale=ref_scale,
avg_alpha=avg_alpha,
average=average,
win=win,
)
msgq = gr.msg_queue(2)
sink = gr.message_sink(gr.sizeof_float * fft_size, msgq, True)
# controller
self.controller = pubsub()
self.controller.subscribe(AVERAGE_KEY, fft.set_average)
self.controller.publish(AVERAGE_KEY, fft.average)
self.controller.subscribe(AVG_ALPHA_KEY, fft.set_avg_alpha)
self.controller.publish(AVG_ALPHA_KEY, fft.avg_alpha)
self.controller.subscribe(SAMPLE_RATE_KEY, fft.set_sample_rate)
self.controller.publish(SAMPLE_RATE_KEY, fft.sample_rate)
# start input watcher
common.input_watcher(msgq, self.controller, MSG_KEY)
# create window
self.win = fft_window.fft_window(
parent=parent,
controller=self.controller,
size=size,
title=title,
real=self._real,
fft_size=fft_size,
baseband_freq=baseband_freq,
sample_rate_key=SAMPLE_RATE_KEY,
y_per_div=y_per_div,
y_divs=y_divs,
ref_level=ref_level,
average_key=AVERAGE_KEY,
avg_alpha_key=AVG_ALPHA_KEY,
peak_hold=peak_hold,
msg_key=MSG_KEY,
use_persistence=use_persistence,
persist_alpha=persist_alpha,
)
common.register_access_methods(self, self.win)
setattr(self.win, "set_baseband_freq", getattr(self, "set_baseband_freq")) # BACKWARDS
setattr(self.win, "set_peak_hold", getattr(self, "set_peak_hold")) # BACKWARDS
# connect
self.wxgui_connect(self, fft, sink)
def __init__(
self,
parent,
baseband_freq=0,
ref_level=50,
sample_rate=1,
fft_size=512,
fft_rate=waterfall_window.DEFAULT_FRAME_RATE,
average=False,
avg_alpha=None,
title='',
size=waterfall_window.DEFAULT_WIN_SIZE,
ref_scale=2.0,
dynamic_range=80,
num_lines=256,
win=None,
**kwargs #do not end with a comma
):
#ensure avg alpha
if avg_alpha is None: avg_alpha = 2.0 / fft_rate
#init
gr.hier_block2.__init__(
self,
"waterfall_sink",
gr.io_signature(1, 1, self._item_size),
gr.io_signature(0, 0, 0),
)
#blocks
fft = self._fft_chain(
sample_rate=sample_rate,
fft_size=fft_size,
frame_rate=fft_rate,
ref_scale=ref_scale,
avg_alpha=avg_alpha,
average=average,
win=win,
)
msgq = gr.msg_queue(2)
sink = blocks.message_sink(gr.sizeof_float * fft_size, msgq, True)
#controller
self.controller = pubsub()
self.controller.subscribe(AVERAGE_KEY, fft.set_average)
self.controller.publish(AVERAGE_KEY, fft.average)
self.controller.subscribe(AVG_ALPHA_KEY, fft.set_avg_alpha)
self.controller.publish(AVG_ALPHA_KEY, fft.avg_alpha)
self.controller.subscribe(SAMPLE_RATE_KEY, fft.set_sample_rate)
self.controller.publish(SAMPLE_RATE_KEY, fft.sample_rate)
self.controller.subscribe(DECIMATION_KEY, fft.set_decimation)
self.controller.publish(DECIMATION_KEY, fft.decimation)
self.controller.subscribe(FRAME_RATE_KEY, fft.set_vec_rate)
self.controller.publish(FRAME_RATE_KEY, fft.frame_rate)
#start input watcher
common.input_watcher(msgq, self.controller, MSG_KEY)
#create window
self.win = waterfall_window.waterfall_window(
parent=parent,
controller=self.controller,
size=size,
title=title,
real=self._real,
fft_size=fft_size,
num_lines=num_lines,
baseband_freq=baseband_freq,
decimation_key=DECIMATION_KEY,
sample_rate_key=SAMPLE_RATE_KEY,
frame_rate_key=FRAME_RATE_KEY,
dynamic_range=dynamic_range,
ref_level=ref_level,
average_key=AVERAGE_KEY,
avg_alpha_key=AVG_ALPHA_KEY,
msg_key=MSG_KEY,
)
common.register_access_methods(self, self.win)
setattr(self.win, 'set_baseband_freq',
getattr(self, 'set_baseband_freq')) #BACKWARDS
#connect
self.wxgui_connect(self, fft, sink)
def __init__( self, parent, baseband_freq=0, ref_scale=2.0, y_per_div=10, y_divs=8, ref_level=50, sample_rate=1, fft_size=512, fft_rate=fft_window.DEFAULT_FRAME_RATE, average=False, avg_alpha=None, title='', size=fft_window.DEFAULT_WIN_SIZE, peak_hold=False, win=None, **kwargs #do not end with a comma ): #ensure avg alpha if avg_alpha is None: avg_alpha = 2.0/fft_rate #init gr.hier_block2.__init__( self, "fft_sink", gr.io_signature(1, 1, self._item_size), gr.io_signature(0, 0, 0), ) #blocks fft = self._fft_chain( sample_rate=sample_rate, fft_size=fft_size, frame_rate=fft_rate, ref_scale=ref_scale, avg_alpha=avg_alpha, average=average, win=win, ) msgq = gr.msg_queue(2) sink = gr.message_sink(gr.sizeof_float*fft_size, msgq, True) #controller self.controller = pubsub() self.controller.subscribe(AVERAGE_KEY, fft.set_average) self.controller.publish(AVERAGE_KEY, fft.average) self.controller.subscribe(AVG_ALPHA_KEY, fft.set_avg_alpha) self.controller.publish(AVG_ALPHA_KEY, fft.avg_alpha) self.controller.subscribe(SAMPLE_RATE_KEY, fft.set_sample_rate) self.controller.publish(SAMPLE_RATE_KEY, fft.sample_rate) #start input watcher common.input_watcher(msgq, self.controller, MSG_KEY) #create window self.win = fft_window.fft_window( parent=parent, controller=self.controller, size=size, title=title, real=self._real, fft_size=fft_size, baseband_freq=baseband_freq, sample_rate_key=SAMPLE_RATE_KEY, y_per_div=y_per_div, y_divs=y_divs, ref_level=ref_level, average_key=AVERAGE_KEY, avg_alpha_key=AVG_ALPHA_KEY, peak_hold=peak_hold, msg_key=MSG_KEY, ) common.register_access_methods(self, self.win) setattr(self.win, 'set_baseband_freq', getattr(self, 'set_baseband_freq')) #BACKWARDS setattr(self.win, 'set_peak_hold', getattr(self, 'set_peak_hold')) #BACKWARDS #connect self.wxgui_connect(self, fft, sink)
def __init__(
self,
parent,
baseband_freq=0,
ref_scale=2.0,
y_per_div=10,
y_divs=8,
ref_level=50,
sample_rate=1,
fft_size=512,
fft_rate=fft_window.DEFAULT_FRAME_RATE,
average=False,
avg_alpha=None,
title='',
size=fft_window.DEFAULT_WIN_SIZE,
peak_hold=False,
analog_sig_source = None,
blocks_throttle = None,
win=None,
use_persistence=False,
persist_alpha=None,
functionCallbackWhenHandleMessageSink = None,
**kwargs
#do not end with a comma
):
if functionCallbackWhenHandleMessageSink is None:
print 'function callback is null'
functionCallbackWhenHandleMessageSink = self.defaultHandleMessageCallback
#ensure avg alpha
if avg_alpha is None: avg_alpha = 2.0/fft_rate
#ensure analog alpha
if persist_alpha is None:
actual_fft_rate=float(sample_rate/fft_size)/float(max(1,int(float((sample_rate/fft_size)/fft_rate))))
#print "requested_fft_rate ",fft_rate
#print "actual_fft_rate ",actual_fft_rate
analog_cutoff_freq=0.5 # Hertz
#calculate alpha from wanted cutoff freq
persist_alpha = 1.0 - math.exp(-2.0*math.pi*analog_cutoff_freq/actual_fft_rate)
#init
gr.hier_block2.__init__(
self,
"fft_sink",
gr.io_signature(1, 1, self._item_size),
gr.io_signature(0, 0, 0),
)
#blocks
fft = self._fft_chain(
sample_rate=sample_rate,
fft_size=fft_size,
frame_rate=fft_rate,
ref_scale=ref_scale,
avg_alpha=avg_alpha,
average=average,
win=win,
)
msgq = gr.msg_queue(2)
sink = blocks.message_sink(gr.sizeof_float*fft_size, msgq, True)
analog_sig_source_fromconstructor = analog_sig_source
blocks_throttle_fromconstructor = blocks_throttle
#controller
self.controller = pubsub()
self.controller.subscribe(AVERAGE_KEY, fft.set_average)
self.controller.publish(AVERAGE_KEY, fft.average)
self.controller.subscribe(AVG_ALPHA_KEY, fft.set_avg_alpha)
self.controller.publish(AVG_ALPHA_KEY, fft.avg_alpha)
self.controller.subscribe(SAMPLE_RATE_KEY, fft.set_sample_rate)
self.controller.publish(SAMPLE_RATE_KEY, fft.sample_rate)
#start input watcher
common.input_watcher(msgq, self.controller, MSG_KEY)
#create window
self.win = fft_window.fft_window(
parent=parent,
controller=self.controller,
size=size,
title=title,
real=self._real,
fft_size=fft_size,
baseband_freq=baseband_freq,
sample_rate_key=SAMPLE_RATE_KEY,
y_per_div=y_per_div,
y_divs=y_divs,
ref_level=ref_level,
average_key=AVERAGE_KEY,
avg_alpha_key=AVG_ALPHA_KEY,
peak_hold=peak_hold,
msg_key=MSG_KEY,
use_persistence=use_persistence,
persist_alpha=persist_alpha,
functionCallbackWhenHandleMessage = functionCallbackWhenHandleMessageSink,
analog_sig_source = analog_sig_source_fromconstructor,
blocks_throttle = blocks_throttle_fromconstructor
)
common.register_access_methods(self, self.win)
setattr(self.win, 'set_baseband_freq', getattr(self, 'set_baseband_freq')) #BACKWARDS
setattr(self.win, 'set_peak_hold', getattr(self, 'set_peak_hold')) #BACKWARDS
#connect
self.wxgui_connect(self, fft, sink)
def __init__(
self,
parent,
baseband_freq=0,
ref_scale=2.0,
y_per_div=10,
y_divs=8,
ref_level=50,
sample_rate=1,
fft_size=512,
fft_rate=fft_window.DEFAULT_FRAME_RATE,
average=False,
avg_alpha=None,
title='',
size=fft_window.DEFAULT_WIN_SIZE,
peak_hold=False,
win=None,
use_persistence=False,
persist_alpha=None,
**kwargs #do not end with a comma
):
#ensure avg alpha
if avg_alpha is None: avg_alpha = 2.0/fft_rate
#ensure analog alpha
if persist_alpha is None:
actual_fft_rate=float(sample_rate/fft_size)/float(max(1,int(float((sample_rate/fft_size)/fft_rate))))
#print "requested_fft_rate ",fft_rate
#print "actual_fft_rate ",actual_fft_rate
analog_cutoff_freq=0.5 # Hertz
#calculate alpha from wanted cutoff freq
persist_alpha = 1.0 - math.exp(-2.0*math.pi*analog_cutoff_freq/actual_fft_rate)
#init
gr.hier_block2.__init__(
self,
"fft_sink",
gr.io_signature(1, 1, self._item_size),
gr.io_signature(0, 0, 0),
)
self.integrating = integrating = 0
#blocks
self.fft = self._fft_chain(
sample_rate=sample_rate,
fft_size=fft_size,
frame_rate=fft_rate,
ref_scale=ref_scale,
avg_alpha=avg_alpha,
average=average,
win=win,
)
msgq = gr.msg_queue(2)
sink = blocks.message_sink(gr.sizeof_float*fft_size, msgq, True)
# For graphical display only
self._log=self.fft.get_log()
# For saving data (integration)
int_filename="integration_data2.txt"
self.vect2str= blocks.vector_to_stream(gr.sizeof_float*1, fft_size)
self.integrate = blocks.integrate_ff(fft_size, 1)
self.file_sink_int= blocks.file_sink(gr.sizeof_float*1, int_filename, False)
#controls data streaming
#self.integrating=1 #if the valve is open (1) or closed (0). Open valve stops data
#self._valve = grc_blks2.valve(item_size=gr.sizeof_float*1, open=bool(self.integrating))
# self.selec = grc_blks2.selector(
#item_size=gr.sizeof_float*1,
# num_inputs=2,
# num_outputs=2,
# input_index=integrating,
# output_index=integrating,
#)
#just for not leave ports disconnected
#self.null_source = blocks.null_source(gr.sizeof_float*1)
#self.null_sink = blocks.null_sink(gr.sizeof_float*1)
#controller
self.controller = pubsub()
self.controller.subscribe(AVERAGE_KEY, self.fft.set_average)
self.controller.publish(AVERAGE_KEY, self.fft.average)
self.controller.subscribe(AVG_ALPHA_KEY, self.fft.set_avg_alpha)
self.controller.publish(AVG_ALPHA_KEY, self.fft.avg_alpha)
self.controller.subscribe(SAMPLE_RATE_KEY, self.fft.set_sample_rate)
self.controller.publish(SAMPLE_RATE_KEY, self.fft.sample_rate)
#start input watcher
common.input_watcher(msgq, self.controller, MSG_KEY)
#create window
self.win = fft_window.fft_window(
parent=parent,
controller=self.controller,
size=size,
title=title,
real=self._real,
fft_size=fft_size,
baseband_freq=baseband_freq,
sample_rate_key=SAMPLE_RATE_KEY,
y_per_div=y_per_div,
y_divs=y_divs,
ref_level=ref_level,
average_key=AVERAGE_KEY,
avg_alpha_key=AVG_ALPHA_KEY,
peak_hold=peak_hold,
msg_key=MSG_KEY,
use_persistence=use_persistence,
persist_alpha=persist_alpha,
)
common.register_access_methods(self, self.win)
setattr(self.win, 'set_baseband_freq', getattr(self, 'set_baseband_freq')) #BACKWARDS
setattr(self.win, 'set_peak_hold', getattr(self, 'set_peak_hold')) #BACKWARDS
#connect
self.wxgui_connect(self,self.fft, self._log, sink)# GUI
#Save data
#self.connect(self.null_source,(self.selec,0))#selector is in ports 0 by default
#self.connect((self.selec,0),self.null_sink)
#self.connect(self.fft, self.vect2str, self.integrate, (self.selec,1)) #port 1 os select is to save data
#self.connect((self.selec,1), self.file_sink_int)#SAVE DATA
self.connect(self.fft, self.vect2str, self.integrate, self.file_sink_int)
def __init__( self, parent, title='', sample_rate=1, size=const_window.DEFAULT_WIN_SIZE, frame_rate=const_window.DEFAULT_FRAME_RATE, const_size=const_window.DEFAULT_CONST_SIZE, #mpsk recv params M=4, theta=0, loop_bw=6.28/100.0, fmax=0.06, mu=0.5, gain_mu=0.005, symbol_rate=1, omega_limit=0.005, ): #init gr.hier_block2.__init__( self, "const_sink", gr.io_signature(1, 1, gr.sizeof_gr_complex), gr.io_signature(0, 0, 0), ) #blocks sd = blks2.stream_to_vector_decimator( item_size=gr.sizeof_gr_complex, sample_rate=sample_rate, vec_rate=frame_rate, vec_len=const_size, ) fmin = -fmax gain_omega = .25*gain_mu**2 #redundant, will be updated omega = 1 #set_sample_rate will update this # Costas frequency/phase recovery loop # Critically damped 2nd order PLL self._costas = digital.costas_loop_cc(loop_bw, M) # Timing recovery loop # Critically damped 2nd order DLL self._retime = digital.clock_recovery_mm_cc(omega, gain_omega, mu, gain_mu, omega_limit) #sync = gr.mpsk_receiver_cc( # M, #psk order # theta, # alpha, # beta, # fmin, # fmax, # mu, # gain_mu, # omega, # gain_omega, # omega_limit, #) agc = gr.feedforward_agc_cc(16, 1) msgq = gr.msg_queue(2) sink = gr.message_sink(gr.sizeof_gr_complex*const_size, msgq, True) #controller def setter(p, k, x): p[k] = x self.controller = pubsub() self.controller.subscribe(LOOP_BW_KEY, self._costas.set_loop_bandwidth) self.controller.publish(LOOP_BW_KEY, self._costas.get_loop_bandwidth) self.controller.subscribe(GAIN_MU_KEY, self._retime.set_gain_mu) self.controller.publish(GAIN_MU_KEY, self._retime.gain_mu) self.controller.subscribe(OMEGA_KEY, self._retime.set_omega) self.controller.publish(OMEGA_KEY, self._retime.omega) self.controller.subscribe(GAIN_OMEGA_KEY, self._retime.set_gain_omega) self.controller.publish(GAIN_OMEGA_KEY, self._retime.gain_omega) self.controller.subscribe(SAMPLE_RATE_KEY, sd.set_sample_rate) self.controller.subscribe(SAMPLE_RATE_KEY, lambda x: setter(self.controller, OMEGA_KEY, float(x)/symbol_rate)) self.controller.publish(SAMPLE_RATE_KEY, sd.sample_rate) #initial update self.controller[SAMPLE_RATE_KEY] = sample_rate #start input watcher common.input_watcher(msgq, self.controller, MSG_KEY) #create window self.win = const_window.const_window( parent=parent, controller=self.controller, size=size, title=title, msg_key=MSG_KEY, loop_bw_key=LOOP_BW_KEY, gain_mu_key=GAIN_MU_KEY, gain_omega_key=GAIN_OMEGA_KEY, omega_key=OMEGA_KEY, sample_rate_key=SAMPLE_RATE_KEY, ) common.register_access_methods(self, self.win) #connect self.wxgui_connect(self, self._costas, self._retime, agc, sd, sink)
def __init__(
self,
parent,
unit="units",
minval=0,
maxval=1,
factor=1,
decimal_places=3,
ref_level=0,
sample_rate=1,
number_rate=number_window.DEFAULT_NUMBER_RATE,
average=False,
avg_alpha=None,
label="Number Plot",
size=number_window.DEFAULT_WIN_SIZE,
peak_hold=False,
show_gauge=True,
**kwargs # catchall for backwards compatibility
):
# ensure avg alpha
if avg_alpha is None:
avg_alpha = 2.0 / number_rate
# init
gr.hier_block2.__init__(self, "number_sink", gr.io_signature(1, 1, self._item_size), gr.io_signature(0, 0, 0))
# blocks
sd = blks2.stream_to_vector_decimator(
item_size=self._item_size, sample_rate=sample_rate, vec_rate=number_rate, vec_len=1
)
if self._real:
mult = gr.multiply_const_ff(factor)
add = gr.add_const_ff(ref_level)
avg = gr.single_pole_iir_filter_ff(1.0)
else:
mult = gr.multiply_const_cc(factor)
add = gr.add_const_cc(ref_level)
avg = gr.single_pole_iir_filter_cc(1.0)
msgq = gr.msg_queue(2)
sink = gr.message_sink(self._item_size, msgq, True)
# controller
self.controller = pubsub()
self.controller.subscribe(SAMPLE_RATE_KEY, sd.set_sample_rate)
self.controller.publish(SAMPLE_RATE_KEY, sd.sample_rate)
self.controller[AVERAGE_KEY] = average
self.controller[AVG_ALPHA_KEY] = avg_alpha
def update_avg(*args):
if self.controller[AVERAGE_KEY]:
avg.set_taps(self.controller[AVG_ALPHA_KEY])
else:
avg.set_taps(1.0)
update_avg()
self.controller.subscribe(AVERAGE_KEY, update_avg)
self.controller.subscribe(AVG_ALPHA_KEY, update_avg)
# start input watcher
common.input_watcher(msgq, self.controller, MSG_KEY)
# create window
self.win = number_window.number_window(
parent=parent,
controller=self.controller,
size=size,
title=label,
units=unit,
real=self._real,
minval=minval,
maxval=maxval,
decimal_places=decimal_places,
show_gauge=show_gauge,
average_key=AVERAGE_KEY,
avg_alpha_key=AVG_ALPHA_KEY,
peak_hold=peak_hold,
msg_key=MSG_KEY,
sample_rate_key=SAMPLE_RATE_KEY,
)
common.register_access_methods(self, self.controller)
# backwards compadibility
self.set_show_gauge = self.win.show_gauges
# connect
self.wxgui_connect(self, sd, mult, add, avg, sink)
def __init__( self, parent, title='', sample_rate=1, size=scope_window.DEFAULT_WIN_SIZE, v_scale=0, t_scale=0, xy_mode=False, ac_couple=False, num_inputs=1, frame_rate=scope_window.DEFAULT_FRAME_RATE, **kwargs #do not end with a comma ): if not t_scale: t_scale = 10.0/sample_rate #init gr.hier_block2.__init__( self, "scope_sink", gr.io_signature(num_inputs, num_inputs, self._item_size), gr.io_signature(0, 0, 0), ) #scope msgq = gr.msg_queue(2) scope = gr.oscope_sink_f(sample_rate, msgq) #controller self.controller = pubsub() self.controller.subscribe(SAMPLE_RATE_KEY, scope.set_sample_rate) self.controller.publish(SAMPLE_RATE_KEY, scope.sample_rate) self.controller.subscribe(DECIMATION_KEY, scope.set_decimation_count) self.controller.publish(DECIMATION_KEY, scope.get_decimation_count) self.controller.subscribe(TRIGGER_LEVEL_KEY, scope.set_trigger_level) self.controller.publish(TRIGGER_LEVEL_KEY, scope.get_trigger_level) self.controller.subscribe(TRIGGER_MODE_KEY, scope.set_trigger_mode) self.controller.publish(TRIGGER_MODE_KEY, scope.get_trigger_mode) self.controller.subscribe(TRIGGER_SLOPE_KEY, scope.set_trigger_slope) self.controller.publish(TRIGGER_SLOPE_KEY, scope.get_trigger_slope) self.controller.subscribe(TRIGGER_CHANNEL_KEY, scope.set_trigger_channel) self.controller.publish(TRIGGER_CHANNEL_KEY, scope.get_trigger_channel) #connect if self._real: for i in range(num_inputs): self.connect( (self, i), ac_couple_block(self.controller, common.index_key(AC_COUPLE_KEY, i), ac_couple, SAMPLE_RATE_KEY), (scope, i), ) else: for i in range(num_inputs): c2f = gr.complex_to_float() self.connect((self, i), c2f) for j in range(2): self.connect( (c2f, j), ac_couple_block(self.controller, common.index_key(AC_COUPLE_KEY, 2*i+j), ac_couple, SAMPLE_RATE_KEY), (scope, 2*i+j), ) num_inputs *= 2 #start input watcher common.input_watcher(msgq, self.controller, MSG_KEY) #create window self.win = scope_window.scope_window( parent=parent, controller=self.controller, size=size, title=title, frame_rate=frame_rate, num_inputs=num_inputs, sample_rate_key=SAMPLE_RATE_KEY, t_scale=t_scale, v_scale=v_scale, xy_mode=xy_mode, ac_couple_key=AC_COUPLE_KEY, trigger_level_key=TRIGGER_LEVEL_KEY, trigger_mode_key=TRIGGER_MODE_KEY, trigger_slope_key=TRIGGER_SLOPE_KEY, trigger_channel_key=TRIGGER_CHANNEL_KEY, decimation_key=DECIMATION_KEY, msg_key=MSG_KEY, ) common.register_access_methods(self, self.win)
def __init__(
self,
parent,
title='',
sample_rate=1,
size=scope_window.DEFAULT_WIN_SIZE,
v_scale=0,
t_scale=0,
v_offset=0,
xy_mode=False,
ac_couple=False,
num_inputs=1,
trig_mode=scope_window.DEFAULT_TRIG_MODE,
y_axis_label='Counts',
frame_rate=scope_window.DEFAULT_FRAME_RATE,
use_persistence=False,
persist_alpha=None,
**kwargs #do not end with a comma
):
#ensure analog alpha
if persist_alpha is None:
actual_frame_rate=float(frame_rate)
analog_cutoff_freq=0.5 # Hertz
#calculate alpha from wanted cutoff freq
persist_alpha = 1.0 - math.exp(-2.0*math.pi*analog_cutoff_freq/actual_frame_rate)
if not t_scale: t_scale = 10.0/sample_rate
#init
gr.hier_block2.__init__(
self,
"scope_sink",
gr.io_signature(num_inputs, num_inputs, self._item_size),
gr.io_signature(0, 0, 0),
)
#scope
msgq = gr.msg_queue(2)
scope = gr.oscope_sink_f(sample_rate, msgq)
#controller
self.controller = pubsub()
self.controller.subscribe(SAMPLE_RATE_KEY, scope.set_sample_rate)
self.controller.publish(SAMPLE_RATE_KEY, scope.sample_rate)
self.controller.subscribe(DECIMATION_KEY, scope.set_decimation_count)
self.controller.publish(DECIMATION_KEY, scope.get_decimation_count)
self.controller.subscribe(TRIGGER_LEVEL_KEY, scope.set_trigger_level)
self.controller.publish(TRIGGER_LEVEL_KEY, scope.get_trigger_level)
self.controller.subscribe(TRIGGER_MODE_KEY, scope.set_trigger_mode)
self.controller.publish(TRIGGER_MODE_KEY, scope.get_trigger_mode)
self.controller.subscribe(TRIGGER_SLOPE_KEY, scope.set_trigger_slope)
self.controller.publish(TRIGGER_SLOPE_KEY, scope.get_trigger_slope)
self.controller.subscribe(TRIGGER_CHANNEL_KEY, scope.set_trigger_channel)
self.controller.publish(TRIGGER_CHANNEL_KEY, scope.get_trigger_channel)
actual_num_inputs = self._real and num_inputs or num_inputs*2
#init ac couple
for i in range(actual_num_inputs):
self.controller[common.index_key(AC_COUPLE_KEY, i)] = ac_couple
#start input watcher
common.input_watcher(msgq, self.controller, MSG_KEY)
#create window
self.win = scope_window.scope_window(
parent=parent,
controller=self.controller,
size=size,
title=title,
frame_rate=frame_rate,
num_inputs=actual_num_inputs,
sample_rate_key=SAMPLE_RATE_KEY,
t_scale=t_scale,
v_scale=v_scale,
v_offset=v_offset,
xy_mode=xy_mode,
trig_mode=trig_mode,
y_axis_label=y_axis_label,
ac_couple_key=AC_COUPLE_KEY,
trigger_level_key=TRIGGER_LEVEL_KEY,
trigger_mode_key=TRIGGER_MODE_KEY,
trigger_slope_key=TRIGGER_SLOPE_KEY,
trigger_channel_key=TRIGGER_CHANNEL_KEY,
decimation_key=DECIMATION_KEY,
msg_key=MSG_KEY,
use_persistence=use_persistence,
persist_alpha=persist_alpha,
)
common.register_access_methods(self, self.win)
#connect
if self._real:
for i in range(num_inputs):
self.wxgui_connect(
(self, i),
ac_couple_block(self.controller, common.index_key(AC_COUPLE_KEY, i), SAMPLE_RATE_KEY),
(scope, i),
)
else:
for i in range(num_inputs):
c2f = gr.complex_to_float()
self.wxgui_connect((self, i), c2f)
for j in range(2):
self.connect(
(c2f, j),
ac_couple_block(self.controller, common.index_key(AC_COUPLE_KEY, 2*i+j), SAMPLE_RATE_KEY),
(scope, 2*i+j),
)
def __init__(
self,
parent,
title='',
sample_rate=1,
size=const_window.DEFAULT_WIN_SIZE,
frame_rate=const_window.DEFAULT_FRAME_RATE,
const_size=const_window.DEFAULT_CONST_SIZE,
#mpsk recv params
M=4,
theta=0,
alpha=0.005,
fmax=0.06,
mu=0.5,
gain_mu=0.005,
symbol_rate=1,
omega_limit=0.005,
):
#init
gr.hier_block2.__init__(
self,
"const_sink",
gr.io_signature(1, 1, gr.sizeof_gr_complex),
gr.io_signature(0, 0, 0),
)
#blocks
sd = blks2.stream_to_vector_decimator(
item_size=gr.sizeof_gr_complex,
sample_rate=sample_rate,
vec_rate=frame_rate,
vec_len=const_size,
)
beta = .25 * alpha**2 #redundant, will be updated
fmin = -fmax
gain_omega = .25 * gain_mu**2 #redundant, will be updated
omega = 1 #set_sample_rate will update this
# Costas frequency/phase recovery loop
# Critically damped 2nd order PLL
self._costas = gr.costas_loop_cc(alpha, beta, fmax, fmin, M)
# Timing recovery loop
# Critically damped 2nd order DLL
self._retime = gr.clock_recovery_mm_cc(omega, gain_omega, mu, gain_mu,
omega_limit)
#sync = gr.mpsk_receiver_cc(
# M, #psk order
# theta,
# alpha,
# beta,
# fmin,
# fmax,
# mu,
# gain_mu,
# omega,
# gain_omega,
# omega_limit,
#)
agc = gr.feedforward_agc_cc(16, 1)
msgq = gr.msg_queue(2)
sink = gr.message_sink(gr.sizeof_gr_complex * const_size, msgq, True)
#controller
def setter(p, k, x):
p[k] = x
self.controller = pubsub()
self.controller.subscribe(ALPHA_KEY, self._costas.set_alpha)
self.controller.publish(ALPHA_KEY, self._costas.alpha)
self.controller.subscribe(BETA_KEY, self._costas.set_beta)
self.controller.publish(BETA_KEY, self._costas.beta)
self.controller.subscribe(GAIN_MU_KEY, self._retime.set_gain_mu)
self.controller.publish(GAIN_MU_KEY, self._retime.gain_mu)
self.controller.subscribe(OMEGA_KEY, self._retime.set_omega)
self.controller.publish(OMEGA_KEY, self._retime.omega)
self.controller.subscribe(GAIN_OMEGA_KEY, self._retime.set_gain_omega)
self.controller.publish(GAIN_OMEGA_KEY, self._retime.gain_omega)
self.controller.subscribe(SAMPLE_RATE_KEY, sd.set_sample_rate)
self.controller.subscribe(
SAMPLE_RATE_KEY, lambda x: setter(self.controller, OMEGA_KEY,
float(x) / symbol_rate))
self.controller.publish(SAMPLE_RATE_KEY, sd.sample_rate)
#initial update
self.controller[SAMPLE_RATE_KEY] = sample_rate
#start input watcher
common.input_watcher(msgq, self.controller, MSG_KEY)
#create window
self.win = const_window.const_window(
parent=parent,
controller=self.controller,
size=size,
title=title,
msg_key=MSG_KEY,
alpha_key=ALPHA_KEY,
beta_key=BETA_KEY,
gain_mu_key=GAIN_MU_KEY,
gain_omega_key=GAIN_OMEGA_KEY,
omega_key=OMEGA_KEY,
sample_rate_key=SAMPLE_RATE_KEY,
)
common.register_access_methods(self, self.win)
#connect
self.wxgui_connect(self, self._costas, self._retime, agc, sd, sink)
def __init__( self, parent, baseband_freq=0, ref_level=50, sample_rate=1, fft_size=512, fft_rate=waterfall_window.DEFAULT_FRAME_RATE, average=False, avg_alpha=None, title='', size=waterfall_window.DEFAULT_WIN_SIZE, ref_scale=2.0, dynamic_range=80, num_lines=256, **kwargs #do not end with a comma ): #ensure avg alpha if avg_alpha is None: avg_alpha = 2.0/fft_rate #init gr.hier_block2.__init__( self, "waterfall_sink", gr.io_signature(1, 1, self._item_size), gr.io_signature(0, 0, 0), ) #blocks fft = self._fft_chain( sample_rate=sample_rate, fft_size=fft_size, frame_rate=fft_rate, ref_scale=ref_scale, avg_alpha=avg_alpha, average=average, ) msgq = gr.msg_queue(2) sink = gr.message_sink(gr.sizeof_float*fft_size, msgq, True) #connect self.connect(self, fft, sink) #controller self.controller = pubsub() self.controller.subscribe(AVERAGE_KEY, fft.set_average) self.controller.publish(AVERAGE_KEY, fft.average) self.controller.subscribe(AVG_ALPHA_KEY, fft.set_avg_alpha) self.controller.publish(AVG_ALPHA_KEY, fft.avg_alpha) self.controller.subscribe(SAMPLE_RATE_KEY, fft.set_sample_rate) self.controller.publish(SAMPLE_RATE_KEY, fft.sample_rate) self.controller.subscribe(DECIMATION_KEY, fft.set_decimation) self.controller.publish(DECIMATION_KEY, fft.decimation) self.controller.subscribe(FRAME_RATE_KEY, fft.set_vec_rate) self.controller.publish(FRAME_RATE_KEY, fft.frame_rate) #start input watcher common.input_watcher(msgq, self.controller, MSG_KEY) #create window self.win = waterfall_window.waterfall_window( parent=parent, controller=self.controller, size=size, title=title, real=self._real, fft_size=fft_size, num_lines=num_lines, baseband_freq=baseband_freq, decimation_key=DECIMATION_KEY, sample_rate_key=SAMPLE_RATE_KEY, frame_rate_key=FRAME_RATE_KEY, dynamic_range=dynamic_range, ref_level=ref_level, average_key=AVERAGE_KEY, avg_alpha_key=AVG_ALPHA_KEY, msg_key=MSG_KEY, ) common.register_access_methods(self, self.win) setattr(self.win, 'set_baseband_freq', getattr(self, 'set_baseband_freq')) #BACKWARDS
def __init__(
self,
parent,
unit='units',
minval=0,
maxval=1,
factor=1,
decimal_places=3,
ref_level=0,
sample_rate=1,
number_rate=number_window.DEFAULT_NUMBER_RATE,
average=False,
avg_alpha=None,
label='Number Plot',
size=number_window.DEFAULT_WIN_SIZE,
peak_hold=False,
show_gauge=True,
**kwargs #catchall for backwards compatibility
):
#ensure avg alpha
if avg_alpha is None: avg_alpha = 2.0 / number_rate
#init
gr.hier_block2.__init__(
self,
"number_sink",
gr.io_signature(1, 1, self._item_size),
gr.io_signature(0, 0, 0),
)
#blocks
sd = blocks.stream_to_vector_decimator(
item_size=self._item_size,
sample_rate=sample_rate,
vec_rate=number_rate,
vec_len=1,
)
if self._real:
mult = blocks.multiply_const_ff(factor)
add = blocks.add_const_ff(ref_level)
avg = filter.single_pole_iir_filter_ff(1.0)
else:
mult = blocks.multiply_const_cc(factor)
add = blocks.add_const_cc(ref_level)
avg = filter.single_pole_iir_filter_cc(1.0)
msgq = gr.msg_queue(2)
sink = blocks.message_sink(self._item_size, msgq, True)
#controller
self.controller = pubsub()
self.controller.subscribe(SAMPLE_RATE_KEY, sd.set_sample_rate)
self.controller.publish(SAMPLE_RATE_KEY, sd.sample_rate)
self.controller[AVERAGE_KEY] = average
self.controller[AVG_ALPHA_KEY] = avg_alpha
def update_avg(*args):
if self.controller[AVERAGE_KEY]:
avg.set_taps(self.controller[AVG_ALPHA_KEY])
else:
avg.set_taps(1.0)
update_avg()
self.controller.subscribe(AVERAGE_KEY, update_avg)
self.controller.subscribe(AVG_ALPHA_KEY, update_avg)
#start input watcher
common.input_watcher(msgq, self.controller, MSG_KEY)
#create window
self.win = number_window.number_window(
parent=parent,
controller=self.controller,
size=size,
title=label,
units=unit,
real=self._real,
minval=minval,
maxval=maxval,
decimal_places=decimal_places,
show_gauge=show_gauge,
average_key=AVERAGE_KEY,
avg_alpha_key=AVG_ALPHA_KEY,
peak_hold=peak_hold,
msg_key=MSG_KEY,
sample_rate_key=SAMPLE_RATE_KEY,
)
common.register_access_methods(self, self.controller)
#backwards compadibility
self.set_show_gauge = self.win.show_gauges
#connect
self.wxgui_connect(self, sd, mult, add, avg, sink)