72 lines
1.9 KiB
C
72 lines
1.9 KiB
C
#ifndef _FGEN_H
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#define _FGEN_H
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#include "dds.h"
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#define RAMP_300KHZ 300000
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typedef enum
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{
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DDS_SIGNAL = 0,
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DDS_DIRECTION,
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DDS_RAMP,
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NUM_DDS
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} dds_type_t;
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//Locate direction (LD)
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#define FREQ_LD_MAX_FREQUENCY 10000 //LD runs at or below this frequency
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#define FREQ_LD_SWITCH_POINT 1500 //At or below this freq, f2 is f1 * 2. above this f2 = f1 / 2
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typedef enum
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{
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FT_ACTIVE, //active
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FT_LD_ACTIVE, //active w/ Locate Direction
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FT_POWER, //RX ONLY individual power
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FT_GROUPED_POWER, //RX ONLY Radio style grouped power
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FT_CATHODIC, //RX ONLY cathodic protection - Identical to individual power except naming in frequency menu
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FT_SONDE, //RX ONLY
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FT_RADIO, //RX ONLY
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FT_FAULT_FIND, //RX ONLY fault finder - Has it's own dedicated frequency set. frequencies are NOT user definable
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} FREQ_TYPE_t;
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//Data for individual frequencies
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typedef struct
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{
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FREQ_TYPE_t type;
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uint32_t frequency; //frequency in Hz
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uint32_t ldFrequency;
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uint8_t enabled;
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float i_coeff_lo;
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float i_coeff_hi;
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float v_coeff_lo;
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float v_coeff_hi;
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} FREQUENCY_t;
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typedef struct
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{
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// list of frequencies...
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FREQUENCY_t frequencies[FREQ_MAX_NUM];
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uint32_t numFrequencies; //number of frequencies in array
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dds_t dds[NUM_DDS];
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uint8_t amplitude;
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} fgen_t;
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fgen_t* fgen_init(void);
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FREQUENCY_t* fgen_findNearest(uint32_t freq);
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FREQUENCY_t *fgen_getByIndex(int index);
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void fgen_getFrequencyName(FREQUENCY_t *freq, uint8_t *string);
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uint32_t fgen_getNumFrequencies(void);
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void fgen_addFrequency(uint32_t frequency, uint8_t enabled, uint8_t inMenu, FREQ_TYPE_t type);
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void fgen_clearFrequencies(void);
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void fgen_setFrequency(FREQUENCY_t *freq);
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void fgen_enableDDS(dds_type_t dds, bool enable);
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dds_t* fgen_getDDS(dds_type_t dds);
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void fgen_setAmplitude(uint8_t amplitude);
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#endif
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