diff options
Diffstat (limited to 'gr-fcd/include/fcd')
| -rw-r--r-- | gr-fcd/include/fcd/fcd_source_c.h | 47 |
1 files changed, 21 insertions, 26 deletions
diff --git a/gr-fcd/include/fcd/fcd_source_c.h b/gr-fcd/include/fcd/fcd_source_c.h index 1649d0862..988925c2e 100644 --- a/gr-fcd/include/fcd/fcd_source_c.h +++ b/gr-fcd/include/fcd/fcd_source_c.h @@ -1,6 +1,6 @@ /* -*- c++ -*- */ /* - * Copyright 2011 Free Software Foundation, Inc. + * Copyright 2011-2012 Free Software Foundation, Inc. * * 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 @@ -23,14 +23,11 @@ #include <fcd_api.h> #include <gr_hier_block2.h> -#include <gr_audio_source.h> class fcd_source_c; - typedef boost::shared_ptr<fcd_source_c> fcd_source_c_sptr; - /*! * \brief Return a shared_ptr to a new instance of fcd_source_c. * @@ -50,12 +47,9 @@ FCD_API fcd_source_c_sptr fcd_make_source_c(const std::string device_name = ""); * interface to work properly. As of early 2011, FCDs still come with firmware * 18b. You can use qthid 2.2 (not 3) to upgrade the firmware: http://qthid.sf.net */ -class FCD_API fcd_source_c : public gr_hier_block2 +class FCD_API fcd_source_c : virtual public gr_hier_block2 { - public: - ~fcd_source_c(); - /*! \brief Set frequency with Hz resolution. * \param freq The frequency in Hz * @@ -64,7 +58,7 @@ public: * * \see set_freq_khz() */ - void set_freq(int freq); + virtual void set_freq(int freq) = 0; /*! \brief Set frequency with Hz resolution. * \param freq The frequency in Hz @@ -74,7 +68,7 @@ public: * * \see set_freq_khz() */ - void set_freq(float freq); + virtual void set_freq(float freq) = 0; /*! \brief Set frequency with kHz resolution. * \param freq The frequency in kHz @@ -84,7 +78,7 @@ public: * * \see set_freq() */ - void set_freq_khz(int freq); + virtual void set_freq_khz(int freq) = 0; /*! \brief Set LNA gain. * \param gain The new gain in dB. @@ -94,10 +88,20 @@ public: * 2.5 dB steps, you can can call this method with any float value * and it will be rounded to the nearest valid value. * - * By default the FCD is set to 20 dB and this is a good value for most - * cases. In noisy areas you may try to reduce the gain. + * By default the LNA gain is set to 20 dB and this is a good value for + * most cases. In noisy areas you may try to reduce the gain. */ - void set_lna_gain(float gain); + virtual void set_lna_gain(float gain) = 0; + + /*! \brief Set mixer gain. + * \param gain The new gain in dB. + * + * Set the mixer gain in the FCD. Valid values are +4 and +12 dB. + * + * By default the mixer gain is set to +12 dB and this is a good value for + * most cases. In noisy areas you may try to reduce the gain. + */ + virtual void set_mixer_gain(float gain) = 0; /*! \brief Set new frequency correction. * \param ppm The new frequency correction in parts per million @@ -107,7 +111,7 @@ public: * * Ref: http://www.funcubedongle.com/?p=617 */ - void set_freq_corr(int ppm); + virtual void set_freq_corr(int ppm) = 0; /*! \brief Set DC offset correction. * \param _dci DC correction for I component (-1.0 to 1.0) @@ -115,7 +119,7 @@ public: * * Set DC offset correction in the device. Default is 0.0. */ - void set_dc_corr(double _dci, double _dcq); + virtual void set_dc_corr(double _dci, double _dcq) = 0; /*! \brief Set IQ phase and gain balance. * \param _gain The gain correction (-1.0 to 1.0) @@ -124,16 +128,7 @@ public: * Set IQ phase and gain balance in the device. The default values * are 0.0 for phase and 1.0 for gain. */ - void set_iq_corr(double _gain, double _phase); - -private: - fcd_source_c(const std::string device_name = ""); - friend FCD_API fcd_source_c_sptr - fcd_make_source_c(const std::string device_name); - - audio_source::sptr fcd; /*!< The audio input source */ - int d_freq_corr; /*!< The frequency correction in ppm */ - int d_freq_req; /*!< The latest requested frequency in Hz */ + virtual void set_iq_corr(double _gain, double _phase) = 0; }; #endif /* INCLUDED_FCD_SOURCE_C_H */ |