Hi!

I have an error with fosphor_display:

Generating: '/home/cruiz/repositorios/sample_rfnoc.py'

Executing: /usr/bin/python -u /home/cruiz/repositorios/sample_rfnoc.py

  File "/home/cruiz/repositorios/sample_rfnoc.py", line 147
    self.uhd_rfnoc_fosphor_display = Template error: #set $win =
'self._%s_win'%$id
                                                  ^
SyntaxError: invalid syntax

>>> Done (return code 1)


My UHD version:

[INFO] [UHD] linux; GNU C++ version 7.3.0; Boost_106501;
UHD_4.0.0.rfnoc-devel-788-g1f8463cc

I have attached my grc.



Thank you.

Attachment: sample_rfnoc.grc
Description: application/gnuradio-grc

#!/usr/bin/env python2
# -*- coding: utf-8 -*-
##################################################
# GNU Radio Python Flow Graph
# Title: Sample Rfnoc
# Generated: Fri Jun 22 10:56:04 2018
##################################################

from distutils.version import StrictVersion

if __name__ == '__main__':
    import ctypes
    import sys
    if sys.platform.startswith('linux'):
        try:
            x11 = ctypes.cdll.LoadLibrary('libX11.so')
            x11.XInitThreads()
        except:
            print "Warning: failed to XInitThreads()"

from PyQt4 import Qt
from PyQt5 import Qt, QtCore
from gnuradio import blocks
from gnuradio import eng_notation
from gnuradio import fft
from gnuradio import gr
from gnuradio import uhd
from gnuradio.eng_option import eng_option
from gnuradio.filter import firdes
from optparse import OptionParser
import ettus
import sip
import sys
from gnuradio import qtgui


class sample_rfnoc(gr.top_block, Qt.QWidget):

    def __init__(self):
        gr.top_block.__init__(self, "Sample Rfnoc")
        Qt.QWidget.__init__(self)
        self.setWindowTitle("Sample Rfnoc")
        qtgui.util.check_set_qss()
        try:
            self.setWindowIcon(Qt.QIcon.fromTheme('gnuradio-grc'))
        except:
            pass
        self.top_scroll_layout = Qt.QVBoxLayout()
        self.setLayout(self.top_scroll_layout)
        self.top_scroll = Qt.QScrollArea()
        self.top_scroll.setFrameStyle(Qt.QFrame.NoFrame)
        self.top_scroll_layout.addWidget(self.top_scroll)
        self.top_scroll.setWidgetResizable(True)
        self.top_widget = Qt.QWidget()
        self.top_scroll.setWidget(self.top_widget)
        self.top_layout = Qt.QVBoxLayout(self.top_widget)
        self.top_grid_layout = Qt.QGridLayout()
        self.top_layout.addLayout(self.top_grid_layout)

        self.settings = Qt.QSettings("GNU Radio", "sample_rfnoc")

        if StrictVersion(Qt.qVersion()) < StrictVersion("5.0.0"):
            self.restoreGeometry(self.settings.value("geometry").toByteArray())
        else:
            self.restoreGeometry(self.settings.value("geometry", type=QtCore.QByteArray))

        ##################################################
        # Variables
        ##################################################
        self.device3 = variable_uhd_device3_0 = ettus.device3(uhd.device_addr_t( ",".join(('type=x300', "")) ))
        self.trise = trise = 1024
        self.tdecay = tdecay = 4096
        self.samp_rate = samp_rate = 56e6
        self.gain = gain = 32
        self.freq = freq = 2.45e9
        self.fft_size = fft_size = 1024

        ##################################################
        # Blocks
        ##################################################
        self.uhd_rfnoc_streamer_window_0 = ettus.rfnoc_window_cci(
            ([int(round(32767 * x)) for x in fft.window_blackman_harris(fft_size)]),
            self.device3,
            -1, -1
        )
        self.uhd_rfnoc_streamer_radio_0 = ettus.rfnoc_radio(
            self.device3,
            uhd.stream_args( # Tx Stream Args
                cpu_format="fc32",
                otw_format="sc16",
                args="", # empty
            ),
            uhd.stream_args( # Rx Stream Args
                cpu_format="fc32",
                otw_format="sc16",
        	args='spp=1024',
            ),
            0, -1
        )
        self.uhd_rfnoc_streamer_radio_0.set_rate(samp_rate)
        for i in xrange(1):
            self.uhd_rfnoc_streamer_radio_0.set_rx_freq(freq, i)
            self.uhd_rfnoc_streamer_radio_0.set_rx_gain(gain, i)
            self.uhd_rfnoc_streamer_radio_0.set_rx_dc_offset(False, i)

        self.uhd_rfnoc_streamer_radio_0.set_rx_bandwidth(56e6, 0)

        self.uhd_rfnoc_streamer_radio_0.set_rx_antenna("RX1", 0)

        self.uhd_rfnoc_streamer_radio_0.set_clock_source("internal")
        self.uhd_rfnoc_streamer_fosphor_0 = ettus.rfnoc_fosphor_c(
            fft_size,
            self.device3,
            -1,
            -1,
        )
        self.uhd_rfnoc_streamer_fosphor_0.set_arg("enable", 3 if (0 >= 0) else 1)
        self.uhd_rfnoc_streamer_fosphor_0.set_arg("decim", max(2, int(samp_rate / (15 * 64 * fft_size))))
        self.uhd_rfnoc_streamer_fosphor_0.set_arg("offset", 0)
        self.uhd_rfnoc_streamer_fosphor_0.set_arg("scale", 256)
        self.uhd_rfnoc_streamer_fosphor_0.set_arg("trise", int(trise))
        self.uhd_rfnoc_streamer_fosphor_0.set_arg("tdecay", int(tdecay))
        self.uhd_rfnoc_streamer_fosphor_0.set_arg("alpha", 63000)
        self.uhd_rfnoc_streamer_fosphor_0.set_arg("epsilon", 0)
        self.uhd_rfnoc_streamer_fosphor_0.set_arg("wf_ctrl", {0:0x00, 1:0x81, 2:0x82, 3:0x83}.get(0, 0))
        self.uhd_rfnoc_streamer_fosphor_0.set_arg("wf_decim", {0:64, 1:8, 2:64, 3:256}.get(0, 16))
        self.uhd_rfnoc_streamer_fft_0 = ettus.rfnoc_generic(
            self.device3,
            uhd.stream_args( # TX Stream Args
                cpu_format="fc32", # TODO: This must be made an option
                otw_format="sc16",
                args="",
            ),
            uhd.stream_args( # RX Stream Args
                cpu_format="fc32", # TODO: This must be made an option
                otw_format="sc16",
                args="",
            ),
            "FFT", -1, -1,
        )
        self.uhd_rfnoc_streamer_fft_0.set_arg("spp", 1024)
        self.uhd_rfnoc_streamer_fft_0.set_arg("direction", "forward")
        self.uhd_rfnoc_streamer_fft_0.set_arg("scaling", 1706)
        self.uhd_rfnoc_streamer_fft_0.set_arg("shift", "normal")
        self.uhd_rfnoc_streamer_fft_0.set_arg("magnitude_out", "COMPLEX")

        self.uhd_rfnoc_fosphor_display = Template error: #set $win = 'self._%s_win'%$id
        ettus.fosphor_display($fft_bins, $pwr_bins, $wf_lines)
        self.$(id).set_frame_rate($frame_rate)
        self.$(id).set_frequency_range($center_freq, $samp_rate)
        self.$(id).set_waterfall($wf_enabled)
        self.$(id).set_grid($grid_enabled)
        self.$(id).set_palette("$palette")
        self._$(id)_win = sip.wrapinstance(self.$(id).pyqwidget(), Qt.QWidget)
        $(gui_hint()($win))
            'str' object is not callable
        self.blocks_copy_0_0 = blocks.copy(gr.sizeof_char*fft_size)
        self.blocks_copy_0_0.set_enabled(True)
        self.blocks_copy_0 = blocks.copy(gr.sizeof_char*fft_size)
        self.blocks_copy_0.set_enabled(True)

        ##################################################
        # Connections
        ##################################################
        self.connect((self.blocks_copy_0, 0), (self.uhd_rfnoc_fosphor_display, 0))
        self.connect((self.blocks_copy_0_0, 0), (self.uhd_rfnoc_fosphor_display, 1))
        self.connect((self.uhd_rfnoc_streamer_fosphor_0, 0), (self.blocks_copy_0, 0))
        self.connect((self.uhd_rfnoc_streamer_fosphor_0, 1), (self.blocks_copy_0_0, 0))
        self.device3.connect(self.uhd_rfnoc_streamer_fft_0.get_block_id(), 0, self.uhd_rfnoc_streamer_fosphor_0.get_block_id(), 0)
        self.device3.connect(self.uhd_rfnoc_streamer_radio_0.get_block_id(), 0, self.uhd_rfnoc_streamer_window_0.get_block_id(), 0)
        self.device3.connect(self.uhd_rfnoc_streamer_window_0.get_block_id(), 0, self.uhd_rfnoc_streamer_fft_0.get_block_id(), 0)

    def closeEvent(self, event):
        self.settings = Qt.QSettings("GNU Radio", "sample_rfnoc")
        self.settings.setValue("geometry", self.saveGeometry())
        event.accept()

    def get_variable_uhd_device3_0(self):
        return self.variable_uhd_device3_0

    def set_variable_uhd_device3_0(self, variable_uhd_device3_0):
        self.variable_uhd_device3_0 = variable_uhd_device3_0

    def get_trise(self):
        return self.trise

    def set_trise(self, trise):
        self.trise = trise
        self.uhd_rfnoc_streamer_fosphor_0.set_arg("trise", int(self.trise))

    def get_tdecay(self):
        return self.tdecay

    def set_tdecay(self, tdecay):
        self.tdecay = tdecay
        self.uhd_rfnoc_streamer_fosphor_0.set_arg("tdecay", int(self.tdecay))

    def get_samp_rate(self):
        return self.samp_rate

    def set_samp_rate(self, samp_rate):
        self.samp_rate = samp_rate
        self.uhd_rfnoc_streamer_radio_0.set_rate(self.samp_rate)
        self.uhd_rfnoc_streamer_fosphor_0.set_arg("decim", max(2, int(self.samp_rate / (15 * 64 * self.fft_size))))
        self.uhd_rfnoc_fosphor_display.set_frequency_range(self.freq, self.samp_rate)

    def get_gain(self):
        return self.gain

    def set_gain(self, gain):
        self.gain = gain
        for i in xrange(1):
            self.uhd_rfnoc_streamer_radio_0.set_rx_gain(self.gain, i)

    def get_freq(self):
        return self.freq

    def set_freq(self, freq):
        self.freq = freq
        for i in xrange(1):
            self.uhd_rfnoc_streamer_radio_0.set_rx_freq(self.freq, i)
        self.uhd_rfnoc_fosphor_display.set_frequency_range(self.freq, self.samp_rate)

    def get_fft_size(self):
        return self.fft_size

    def set_fft_size(self, fft_size):
        self.fft_size = fft_size
        self.uhd_rfnoc_streamer_window_0.set_window(([int(round(32767 * x)) for x in fft.window_blackman_harris(self.fft_size)]))
        self.uhd_rfnoc_streamer_fosphor_0.set_arg("decim", max(2, int(self.samp_rate / (15 * 64 * self.fft_size))))


def main(top_block_cls=sample_rfnoc, options=None):

    if StrictVersion("4.5.0") <= StrictVersion(Qt.qVersion()) < StrictVersion("5.0.0"):
        style = gr.prefs().get_string('qtgui', 'style', 'raster')
        Qt.QApplication.setGraphicsSystem(style)
    qapp = Qt.QApplication(sys.argv)

    tb = top_block_cls()
    tb.start()
    tb.show()

    def quitting():
        tb.stop()
        tb.wait()
    qapp.aboutToQuit.connect(quitting)
    qapp.exec_()


if __name__ == '__main__':
    main()
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