GNU Radio 3.6.4.1 C++ API
microtune_4937.h
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/* -*- c++ -*- */
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/*
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* Copyright 2001,2003 Free Software Foundation, Inc.
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*
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* This file is part of GNU Radio
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*
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* GNU Radio is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3, or (at your option)
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* any later version.
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*
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* GNU Radio is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with GNU Radio; see the file COPYING. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef INCLUDED_MICROTUNE_4937_H
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#define INCLUDED_MICROTUNE_4937_H
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#include <
gr_core_api.h
>
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#include <
microtune_xxxx.h
>
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/*!
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* \brief class for controlling microtune 4937 tuner module
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* \ingroup hardware
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*/
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class
GR_CORE_API
microtune_4937
:
public
microtune_xxxx
{
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public
:
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microtune_4937
(
i2c_sptr
i2c
,
int
i2c_addr = 0x61);
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virtual
~
microtune_4937
();
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/*!
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* \brief select RF frequency to be tuned to output frequency.
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* \p freq is the requested frequency in Hz, \p actual_freq
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* is set to the actual frequency tuned. It takes about 100 ms
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* for the PLL to settle.
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*
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* \returns true iff sucessful.
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*/
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bool
set_RF_freq
(
double
freq,
double
*actual_freq);
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/*!
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* \returns true iff PLL is locked
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*/
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bool
pll_locked_p
();
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/*!
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* \returns the output frequency (IF center freq) of the tuner in Hz.
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*/
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double
get_output_freq
();
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private
:
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i2c_sptr
d_i2c;
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int
d_i2c_addr;
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int
d_reference_divider;
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bool
d_fast_tuning_p;
/* if set, higher charge pump current:
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faster tuning, worse phase noise
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for distance < 10kHz to the carrier */
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};
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#endif
/* INCLUDED_MICROTUNE_4937_H */
gnuradio
gnuradio-core
src
lib
io
microtune_4937.h
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