Thu Jul 13 09:02:40 2017
options
author
window_size
category
Custom
comment
description
_enabled
True
_coordinate
(16, 29)
_rotation
0
generate_options
qt_gui
hier_block_src_path
.:
id
GaintSweeperTest
max_nouts
0
qt_qss_theme
realtime_scheduling
run_command
{python} -u {filename}
run_options
prompt
run
True
thread_safe_setters
title
variable
comment
_enabled
True
_coordinate
(16, 133)
_rotation
0
id
samp_rate
value
32000
epy_block
alias
_io_cache
('gain_setter', 'set_gain', [('num_values', '1000000.0'), ('stop_gain', '15.0'), ('start_gain', '5.0'), ('gain_increment', '0.5')], [('0', 'complex')], [('gain', 'message')], '\n docstring for block set_gain\n ')
_source_code
"""
Embedded Python Blocks:
Each this file is saved, GRC will instantiate the first class it finds to get
ports and parameters of your block. The arguments to __init__ will be the
parameters. All of them are required to have default values!
"""
import numpy as np
from gnuradio import gr
import pmt
class set_gain(gr.basic_block):
"""
docstring for block set_gain
"""
def __init__(self, num_values=1000000.0, stop_gain =15.0, start_gain=5.0, gain_increment =0.5):
gr.basic_block.__init__(self,
name="gain_setter",
in_sig=[np.complex64],
out_sig=[])
self.message_port_register_out(pmt.intern("gain")) ##name must match
##name in XML file, I think
self.num_values = num_values
self.stop_gain = stop_gain
self.cur_gain = start_gain
self.gain_increment= gain_increment
self.seen = 0 #keeps a count of how many samples have been seen
def forecast(self, noutput_items, ninput_items_required):
#setup size of input_items[i] for work call
for i in range(len(ninput_items_required)):
ninput_items_required[i] = noutput_items
def general_work(self, input_items, output_items):
in0 = input_items[0]
self.seen+=in0.shape[0]
print "Number of input items:", self.seen
if self.seen>self.num_values:
self.cur_gain = (self.cur_gain + self.gain_increment)
key = pmt.to_pmt("gain")
value = pmt.to_pmt(self.cur_gain)
self.message_port_pub(pmt.intern('gain_port'), pmt.cons(key, value))
#self.message_port_pub(pmt.intern('gain_port'),pmt.cons(pmt.intern("gain"),pmt.to_pmt(self.cur_gain)))
print "Current gain value is: ", self.cur_gain
self.seen = 0
if self.cur_gain == self.stop_gain:
self.cur_gain = 5
self.consume_each(in0.shape[0]) #consume everything you've account for
# tell system to move on to next samples
return 0 ##return 0 samples generated
## as the block doesn't have an output stream
comment
_enabled
1
_coordinate
(320, 543)
_rotation
0
gain_increment
0.5
id
Gain_set
num_values
1000000.0
start_gain
5.0
stop_gain
15
analog_const_source_x
alias
comment
const
5
affinity
_enabled
True
_coordinate
(112, 444)
_rotation
0
id
analog_const_source_x_0
maxoutbuf
0
minoutbuf
0
type
complex
qtgui_freq_sink_x
autoscale
False
average
1.0
bw
samp_rate
alias
fc
0
comment
ctrlpanel
False
affinity
_enabled
1
fftsize
1024
_coordinate
(1000, 150)
gui_hint
_rotation
0
grid
False
id
qtgui_freq_sink_x_0
legend
True
alpha1
1.0
color1
"blue"
label1
width1
1
alpha10
1.0
color10
"dark blue"
label10
width10
1
alpha2
1.0
color2
"red"
label2
width2
1
alpha3
1.0
color3
"green"
label3
width3
1
alpha4
1.0
color4
"black"
label4
width4
1
alpha5
1.0
color5
"cyan"
label5
width5
1
alpha6
1.0
color6
"magenta"
label6
width6
1
alpha7
1.0
color7
"yellow"
label7
width7
1
alpha8
1.0
color8
"dark red"
label8
width8
1
alpha9
1.0
color9
"dark green"
label9
width9
1
maxoutbuf
0
minoutbuf
0
name
""
nconnections
1
showports
True
freqhalf
True
tr_chan
0
tr_level
0.0
tr_mode
qtgui.TRIG_MODE_FREE
tr_tag
""
type
complex
update_time
0.10
wintype
firdes.WIN_BLACKMAN_hARRIS
ymax
10
ymin
-140
qtgui_freq_sink_x
autoscale
False
average
1.0
bw
samp_rate
alias
fc
0
comment
ctrlpanel
False
affinity
_enabled
1
fftsize
1024
_coordinate
(552, 198)
gui_hint
_rotation
0
grid
False
id
qtgui_freq_sink_x_0_0
legend
True
alpha1
1.0
color1
"blue"
label1
width1
1
alpha10
1.0
color10
"dark blue"
label10
width10
1
alpha2
1.0
color2
"red"
label2
width2
1
alpha3
1.0
color3
"green"
label3
width3
1
alpha4
1.0
color4
"black"
label4
width4
1
alpha5
1.0
color5
"cyan"
label5
width5
1
alpha6
1.0
color6
"magenta"
label6
width6
1
alpha7
1.0
color7
"yellow"
label7
width7
1
alpha8
1.0
color8
"dark red"
label8
width8
1
alpha9
1.0
color9
"dark green"
label9
width9
1
maxoutbuf
0
minoutbuf
0
name
""
nconnections
1
showports
True
freqhalf
True
tr_chan
0
tr_level
0.0
tr_mode
qtgui.TRIG_MODE_FREE
tr_tag
""
type
complex
update_time
0.10
wintype
firdes.WIN_BLACKMAN_hARRIS
ymax
10
ymin
-140
uhd_usrp_sink
alias
ant0
bw0
0
center_freq0
0
norm_gain0
False
gain0
0
ant10
bw10
0
center_freq10
0
norm_gain10
False
gain10
0
ant11
bw11
0
center_freq11
0
norm_gain11
False
gain11
0
ant12
bw12
0
center_freq12
0
norm_gain12
False
gain12
0
ant13
bw13
0
center_freq13
0
norm_gain13
False
gain13
0
ant14
bw14
0
center_freq14
0
norm_gain14
False
gain14
0
ant15
bw15
0
center_freq15
0
norm_gain15
False
gain15
0
ant16
bw16
0
center_freq16
0
norm_gain16
False
gain16
0
ant17
bw17
0
center_freq17
0
norm_gain17
False
gain17
0
ant18
bw18
0
center_freq18
0
norm_gain18
False
gain18
0
ant19
bw19
0
center_freq19
0
norm_gain19
False
gain19
0
ant1
bw1
0
center_freq1
0
norm_gain1
False
gain1
0
ant20
bw20
0
center_freq20
0
norm_gain20
False
gain20
0
ant21
bw21
0
center_freq21
0
norm_gain21
False
gain21
0
ant22
bw22
0
center_freq22
0
norm_gain22
False
gain22
0
ant23
bw23
0
center_freq23
0
norm_gain23
False
gain23
0
ant24
bw24
0
center_freq24
0
norm_gain24
False
gain24
0
ant25
bw25
0
center_freq25
0
norm_gain25
False
gain25
0
ant26
bw26
0
center_freq26
0
norm_gain26
False
gain26
0
ant27
bw27
0
center_freq27
0
norm_gain27
False
gain27
0
ant28
bw28
0
center_freq28
0
norm_gain28
False
gain28
0
ant29
bw29
0
center_freq29
0
norm_gain29
False
gain29
0
ant2
bw2
0
center_freq2
0
norm_gain2
False
gain2
0
ant30
bw30
0
center_freq30
0
norm_gain30
False
gain30
0
ant31
bw31
0
center_freq31
0
norm_gain31
False
gain31
0
ant3
bw3
0
center_freq3
0
norm_gain3
False
gain3
0
ant4
bw4
0
center_freq4
0
norm_gain4
False
gain4
0
ant5
bw5
0
center_freq5
0
norm_gain5
False
gain5
0
ant6
bw6
0
center_freq6
0
norm_gain6
False
gain6
0
ant7
bw7
0
center_freq7
0
norm_gain7
False
gain7
0
ant8
bw8
0
center_freq8
0
norm_gain8
False
gain8
0
ant9
bw9
0
center_freq9
0
norm_gain9
False
gain9
0
clock_rate
0.0
comment
affinity
dev_addr
addr=192.168.50.24
dev_args
""
_enabled
True
_coordinate
(592, 361)
_rotation
0
id
uhd_usrp_sink_0
type
fc32
clock_source0
sd_spec0
time_source0
clock_source1
sd_spec1
time_source1
clock_source2
sd_spec2
time_source2
clock_source3
sd_spec3
time_source3
clock_source4
sd_spec4
time_source4
clock_source5
sd_spec5
time_source5
clock_source6
sd_spec6
time_source6
clock_source7
sd_spec7
time_source7
nchan
1
num_mboards
1
samp_rate
samp_rate
hide_cmd_port
False
stream_args
stream_chans
[]
sync
sync
len_tag_name
otw
uhd_usrp_source
alias
ant0
bw0
0
center_freq0
0
dc_offs_enb0
""
iq_imbal_enb0
""
norm_gain0
False
gain0
0
ant10
bw10
0
center_freq10
0
dc_offs_enb10
""
iq_imbal_enb10
""
norm_gain10
False
gain10
0
ant11
bw11
0
center_freq11
0
dc_offs_enb11
""
iq_imbal_enb11
""
norm_gain11
False
gain11
0
ant12
bw12
0
center_freq12
0
dc_offs_enb12
""
iq_imbal_enb12
""
norm_gain12
False
gain12
0
ant13
bw13
0
center_freq13
0
dc_offs_enb13
""
iq_imbal_enb13
""
norm_gain13
False
gain13
0
ant14
bw14
0
center_freq14
0
dc_offs_enb14
""
iq_imbal_enb14
""
norm_gain14
False
gain14
0
ant15
bw15
0
center_freq15
0
dc_offs_enb15
""
iq_imbal_enb15
""
norm_gain15
False
gain15
0
ant16
bw16
0
center_freq16
0
dc_offs_enb16
""
iq_imbal_enb16
""
norm_gain16
False
gain16
0
ant17
bw17
0
center_freq17
0
dc_offs_enb17
""
iq_imbal_enb17
""
norm_gain17
False
gain17
0
ant18
bw18
0
center_freq18
0
dc_offs_enb18
""
iq_imbal_enb18
""
norm_gain18
False
gain18
0
ant19
bw19
0
center_freq19
0
dc_offs_enb19
""
iq_imbal_enb19
""
norm_gain19
False
gain19
0
ant1
bw1
0
center_freq1
0
dc_offs_enb1
""
iq_imbal_enb1
""
norm_gain1
False
gain1
0
ant20
bw20
0
center_freq20
0
dc_offs_enb20
""
iq_imbal_enb20
""
norm_gain20
False
gain20
0
ant21
bw21
0
center_freq21
0
dc_offs_enb21
""
iq_imbal_enb21
""
norm_gain21
False
gain21
0
ant22
bw22
0
center_freq22
0
dc_offs_enb22
""
iq_imbal_enb22
""
norm_gain22
False
gain22
0
ant23
bw23
0
center_freq23
0
dc_offs_enb23
""
iq_imbal_enb23
""
norm_gain23
False
gain23
0
ant24
bw24
0
center_freq24
0
dc_offs_enb24
""
iq_imbal_enb24
""
norm_gain24
False
gain24
0
ant25
bw25
0
center_freq25
0
dc_offs_enb25
""
iq_imbal_enb25
""
norm_gain25
False
gain25
0
ant26
bw26
0
center_freq26
0
dc_offs_enb26
""
iq_imbal_enb26
""
norm_gain26
False
gain26
0
ant27
bw27
0
center_freq27
0
dc_offs_enb27
""
iq_imbal_enb27
""
norm_gain27
False
gain27
0
ant28
bw28
0
center_freq28
0
dc_offs_enb28
""
iq_imbal_enb28
""
norm_gain28
False
gain28
0
ant29
bw29
0
center_freq29
0
dc_offs_enb29
""
iq_imbal_enb29
""
norm_gain29
False
gain29
0
ant2
bw2
0
center_freq2
0
dc_offs_enb2
""
iq_imbal_enb2
""
norm_gain2
False
gain2
0
ant30
bw30
0
center_freq30
0
dc_offs_enb30
""
iq_imbal_enb30
""
norm_gain30
False
gain30
0
ant31
bw31
0
center_freq31
0
dc_offs_enb31
""
iq_imbal_enb31
""
norm_gain31
False
gain31
0
ant3
bw3
0
center_freq3
0
dc_offs_enb3
""
iq_imbal_enb3
""
norm_gain3
False
gain3
0
ant4
bw4
0
center_freq4
0
dc_offs_enb4
""
iq_imbal_enb4
""
norm_gain4
False
gain4
0
ant5
bw5
0
center_freq5
0
dc_offs_enb5
""
iq_imbal_enb5
""
norm_gain5
False
gain5
0
ant6
bw6
0
center_freq6
0
dc_offs_enb6
""
iq_imbal_enb6
""
norm_gain6
False
gain6
0
ant7
bw7
0
center_freq7
0
dc_offs_enb7
""
iq_imbal_enb7
""
norm_gain7
False
gain7
0
ant8
bw8
0
center_freq8
0
dc_offs_enb8
""
iq_imbal_enb8
""
norm_gain8
False
gain8
0
ant9
bw9
0
center_freq9
0
dc_offs_enb9
""
iq_imbal_enb9
""
norm_gain9
False
gain9
0
clock_rate
0.0
comment
affinity
dev_addr
addr = 192.168.50.23
dev_args
""
_enabled
1
_coordinate
(864, 543)
_rotation
0
id
uhd_usrp_source_0
maxoutbuf
0
clock_source0
sd_spec0
time_source0
clock_source1
sd_spec1
time_source1
clock_source2
sd_spec2
time_source2
clock_source3
sd_spec3
time_source3
clock_source4
sd_spec4
time_source4
clock_source5
sd_spec5
time_source5
clock_source6
sd_spec6
time_source6
clock_source7
sd_spec7
time_source7
minoutbuf
0
nchan
1
num_mboards
1
type
fc32
samp_rate
samp_rate
hide_cmd_port
False
stream_args
stream_chans
[]
sync
otw
Gain_set
uhd_usrp_sink_0
gain
command
analog_const_source_x_0
Gain_set
0
0
analog_const_source_x_0
qtgui_freq_sink_x_0_0
0
0
analog_const_source_x_0
uhd_usrp_sink_0
0
0
uhd_usrp_source_0
qtgui_freq_sink_x_0
0
0