# -*- coding: utf-8 -*- | |
################################################## | |
# GNU Radio Python Flow Graph | |
# Title: BCCH + CCCH demapper | |
# Author: Piotr Krysik | |
# Description: Demapper for BCCH + CCCH control channels. This corresponds to channel combination iv specified in GSM 05.02, section 6.4 | |
# Generated: Mon May 23 09:32:44 2016 | |
################################################## | |
from gnuradio import gr | |
from gnuradio.filter import firdes | |
import grgsm | |
class gsm_bcch_ccch_demapper(grgsm.hier_block): | |
def __init__(self, timeslot_nr=0): | |
grgsm.hier_block.__init__( | |
self, "BCCH + CCCH demapper", | |
gr.io_signature(0, 0, 0), | |
gr.io_signature(0, 0, 0), | |
) | |
self.message_port_register_hier_in("bursts") | |
self.message_port_register_hier_out("bursts") | |
################################################## | |
# Parameters | |
################################################## | |
self.timeslot_nr = timeslot_nr | |
################################################## | |
# Blocks | |
################################################## | |
self.gsm_universal_ctrl_chans_demapper_0 = grgsm.universal_ctrl_chans_demapper(timeslot_nr, ([0,0,2,2,2,2,6,6,6,6,0,0,12,12,12,12,16,16,16,16,0,0,22,22,22,22,26,26,26,26,0,0,32,32,32,32,36,36,36,36,0,0,42,42,42,42,46,46,46,46,0,]), ([0,0,1,1,1,1,2,2,2,2,0,0,2,2,2,2,2,2,2,2,0,0,2,2,2,2,2,2,2,2,0,0,2,2,2,2,2,2,2,2,0,0,2,2,2,2,2,2,2,2,0,]), ([0,0,0,0,0,0,0,0,0,0,0,0,1,1,1,1,2,2,2,2,0,0,3,3,3,3,4,4,4,4,0,0,5,5,5,5,6,6,6,6,0,0,7,7,7,7,8,8,8,8,0,0,0,0,0,0,0,0,0,0,0,0,0,1,1,1,1,2,2,2,2,0,0,3,3,3,3,4,4,4,4,0,0,5,5,5,5,6,6,6,6,0,0,7,7,7,7,8,8,8,8,0]), ([0,0,0,0,0,0,6,6,6,6,10,10,10,10,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,37,37,37,37,41,41,41,41,0,0,47,47,47,47]), ([2,2,2,2,0,0,2,2,2,2,2,2,2,2,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,2,2,2,2,2,2,2,2,0,0,2,2,2,2,]), ([0,0,0,0,0,0,0,0,0,0,1,1,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,1,1,1,2,2,2,2,0,0,3,3,3,3,0,0,0,0,0,0,2,2,2,2,3,3,3,3,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,1,1,1,2,2,2,2,0,0,3,3,3,3])) | |
################################################## | |
# Connections | |
################################################## | |
self.msg_connect((self.gsm_universal_ctrl_chans_demapper_0, 'bursts'), (self, 'bursts')) | |
self.msg_connect((self, 'bursts'), (self.gsm_universal_ctrl_chans_demapper_0, 'bursts')) | |
def get_timeslot_nr(self): | |
return self.timeslot_nr | |
def set_timeslot_nr(self, timeslot_nr): | |
self.timeslot_nr = timeslot_nr |