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/* -*- c++ -*- */
/*
* Copyright 2007,2012 Free Software Foundation, Inc.
*
* This file is part of GNU Radio
*
* GNU Radio is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3, or (at your option)
* any later version.
*
* GNU Radio is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with GNU Radio; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street,
* Boston, MA 02110-1301, USA.
*/
#ifndef INCLUDED_ANALOG_DPLL_BB_H
#define INCLUDED_ANALOG_DPLL_BB_H
#include <analog/api.h>
#include <gr_sync_block.h>
namespace gr {
namespace analog {
/*!
* \brief Detect the peak of a signal
* \ingroup level_blk
*
* If a peak is detected, this block outputs a 1,
* or it outputs 0's.
*/
class ANALOG_API dpll_bb : virtual public gr_sync_block
{
public:
// gr::analog::dpll_bb::sptr
typedef boost::shared_ptr<dpll_bb> sptr;
static sptr make(float period, float gain);
virtual void set_gain(float gain) = 0;
virtual void set_decision_threshold(float thresh) = 0;
virtual float gain() const = 0;
virtual float freq() const = 0;
virtual float phase() const = 0;
virtual float decision_threshold() const = 0;
};
} /* namespace analog */
} /* namespace gr */
#endif /* INCLUDED_ANALOG_DPLL_BB_H */
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