GNU Radio v3.6.2-149-ga6d285d9 C++ API
dpll_bb.h
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00001 /* -*- c++ -*- */
00002 /*
00003  * Copyright 2007,2012 Free Software Foundation, Inc.
00004  *
00005  * This file is part of GNU Radio
00006  *
00007  * GNU Radio is free software; you can redistribute it and/or modify
00008  * it under the terms of the GNU General Public License as published by
00009  * the Free Software Foundation; either version 3, or (at your option)
00010  * any later version.
00011  *
00012  * GNU Radio is distributed in the hope that it will be useful,
00013  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00014  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00015  * GNU General Public License for more details.
00016  *
00017  * You should have received a copy of the GNU General Public License
00018  * along with GNU Radio; see the file COPYING.  If not, write to
00019  * the Free Software Foundation, Inc., 51 Franklin Street,
00020  * Boston, MA 02110-1301, USA.
00021  */
00022 
00023 #ifndef INCLUDED_ANALOG_DPLL_BB_H
00024 #define INCLUDED_ANALOG_DPLL_BB_H
00025 
00026 #include <analog/api.h>
00027 #include <gr_sync_block.h>
00028 
00029 namespace gr {
00030   namespace analog {
00031     
00032     /*!
00033      * \brief Detect the peak of a signal
00034      * \ingroup level_blk
00035      *
00036      * If a peak is detected, this block outputs a 1,
00037      * or it outputs 0's.
00038      */
00039     class ANALOG_API dpll_bb : virtual public gr_sync_block
00040     {
00041     public:
00042       // gr::analog::dpll_bb::sptr
00043       typedef boost::shared_ptr<dpll_bb> sptr;
00044 
00045       static sptr make(float period, float gain);
00046 
00047       virtual void set_gain(float gain) = 0;
00048       virtual void set_decision_threshold(float thresh) = 0;
00049             
00050       virtual float gain() const = 0;
00051       virtual float freq() const = 0;
00052       virtual float phase() const = 0;
00053       virtual float decision_threshold() const = 0;
00054     };
00055 
00056   } /* namespace analog */
00057 } /* namespace gr */
00058 
00059 #endif /* INCLUDED_ANALOG_DPLL_BB_H */