81 lines
2.9 KiB
C++
81 lines
2.9 KiB
C++
/*
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* Copyright (c) 2019, Vincent Hervieux vincent.hervieux@gmail.com
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* All rights reserved.
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* * Neither the name of the author Vincent Hervieux, nor the
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* names of its contributors may be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE REGENTS AND CONTRIBUTORS BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef DDS_H
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#define DDS_H
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#include <si5351mcu.h>
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class DDS
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{
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public:
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/* valid output list */
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typedef enum {
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OUTPUT_FI = 0,
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OUTPUT_UNUSED, // 1
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OUTPUT_VFO, // 2
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OUTPUT_MAX
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} output_t;
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/* Constructor */
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DDS();
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/* De-initiliaze and release DDS */
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~DDS();
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/* Update generator output frequency */
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void setOutputFreq(output_t _output, uint32_t _frequency);
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/* Set output frequency correction */
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void setOutputCorrection(int32_t _correction);
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/* get current generator output frequency */
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const uint32_t& getOutputFreq(output_t _output);
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/* enable/disable FI, FI is required while transmitting */
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void enableOutput(output_t _output, bool _enable);
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/* initiliaze DDS */
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void init();
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private:
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/**
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* CONNEXIONS
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* GND GND
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* VDD +5V
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* SCLK pin A5
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* SDA pin A4
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*/
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/* xtal on my si5351 is 25Mhz */
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const static uint32_t XTALFREQ PROGMEM = 25000000L;
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/* delayed initialisation */
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boolean initialized_;
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/* internal storage for frequencies outputs */
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uint32_t current_freq_[OUTPUT_MAX];
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/* store output state */
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bool enabled_[OUTPUT_MAX];
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/* clock module */
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Si5351mcu clockgen_;
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};
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#endif /* DDS_H */
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