67 lines
2.4 KiB
C
67 lines
2.4 KiB
C
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/* -*- mode: c; tab-width: 4; indent-tabs-mode: t; c-basic-offset: 4; coding: utf-8 -*- */
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/************************************************************************************
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** **
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** UHSDR **
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** a powerful firmware for STM32 based SDR transceivers **
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** **
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**---------------------------------------------------------------------------------**
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** **
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** File name: **
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** Description: **
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** Last Modified: **
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** Licence: GNU GPLv3 **
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************************************************************************************/
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#ifndef __OSC_INTERFACE
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#define __OSC_INTERFACE
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#include "uhsdr_types.h"
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typedef enum
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{
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OSC_OK = 0, // tuning ok
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OSC_TUNE_LIMITED, // tuning to freq close to desired freq, still ok
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OSC_TUNE_IMPOSSIBLE, // did not tune, tune freq unknown
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OSC_COMM_ERROR, // could not talk to Si570, tune freq unknown
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OSC_ERROR_VERIFY, // register do not match, tune freq unknown
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OSC_LARGE_STEP, // did not tune, just checking
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} Oscillator_ResultCodes_t;
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typedef enum
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{
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OSC_UNKNOWN,
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OSC_DUMMY,
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OSC_SI570,
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OSC_SI5351A,
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} Oscillator_Type_t;
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typedef struct
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{
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// startup handling
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void (*init)();
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// presence information
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bool (*isPresent)();
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// startup/runtime reconfiguration
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void (*setPPM)(float32_t ppm);
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// normal operations interface
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// freq is given in Hz, is QSD mixing frequency,
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// internally multiplied by 4 for Johnson Counter clock counters if needed by circuit
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Oscillator_ResultCodes_t (*prepareNextFrequency)(ulong freq, int temp_factor);
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Oscillator_ResultCodes_t (*changeToNextFrequency)();
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bool (*isNextStepLarge)();
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bool (*readyForIrqCall)();
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uint32_t (*getMinFrequency)();
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uint32_t (*getMaxFrequency)();
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const char* name;
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const Oscillator_Type_t type;
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} OscillatorInterface_t;
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extern const OscillatorInterface_t *osc;
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void Osc_Init();
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#endif
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