3 * Copyright 2001,2003 Free Software Foundation, Inc.
5 * This file is part of GNU Radio
7 * GNU Radio is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2, or (at your option)
12 * GNU Radio is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with GNU Radio; see the file COPYING. If not, write to
19 * the Free Software Foundation, Inc., 51 Franklin Street,
20 * Boston, MA 02110-1301, USA.
23 #ifndef INCLUDED_MICROTUNE_4702_H
24 #define INCLUDED_MICROTUNE_4702_H
26 #include <microtune_xxxx.h>
29 * \brief class for controlling microtune 4702 tuner module
32 class microtune_4702 : public microtune_xxxx {
34 microtune_4702 (i2c_sptr i2c, int i2c_addr);
36 virtual ~microtune_4702 ();
39 * \brief select RF frequency to be tuned to output frequency.
40 * \p freq is the requested frequency in Hz, \p actual_freq
41 * is set to the actual frequency tuned. It takes about 100 ms
42 * for the PLL to settle.
44 * \returns true iff sucessful.
46 bool set_RF_freq (double freq, double *actual_freq);
49 * \returns true iff PLL is locked
54 * \returns the output frequency of the tuner in Hz.
56 double get_output_freq ();
62 int d_reference_divider;
63 bool d_prescaler; /* if set, higher charge pump current:
64 faster tuning, worse phase noise
65 for distance < 10kHz to the carrier */
68 #endif /* INCLUDED_MICROTUNE_4702_H */