calibration.h

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/* This file has been prepared for Doxygen automatic documentation generation.*/
// Include files
#include <stdint.h>

// Temperature dependency calibration (BGCRR) values. Thermometer coded.
#define TEMP_CAL0            0x00  
#define TEMP_CAL1            0x01  
#define TEMP_CAL2            0x03  
#define TEMP_CAL3            0x07  
#define TEMP_CAL4            0x0F  
#define TEMP_CAL5            0x1F  
#define TEMP_CAL6            0x3F  
#define TEMP_CAL7            0x7F  
#define TEMP_CAL8            0xFF  


//#define IGNORE_2ND_CAL        1  // Should normally be commented out.

#define USE_CAL_GAIN            1  // Comment out to use Cell1_raw or VADC0_raw for calibration. See application note for more details.

#define USE_CELL1_CAL           1  // Comment out to use VADC0 for calibration. See application note for more details. Warning; this hasn't been tested on calibrated parts.


// Check if using Cell1 input for calibration.
#ifdef USE_CELL1_CAL

// We're using Cell1 as input for calibration.
#define CAL_CHANNEL          0x01             
#define CAL_GAIN             cell_gain[0]     
#define CAL_OFFSET           cell_offset[0]   

// Check if using gain (or raw) for calibration using Cell1 input.
#ifdef USE_CAL_GAIN
    // These defines assume gain calibration values and Cell1 as input. See appnote for details on calculations.

    #define VCALIB_VALUE 4096      
    #define VLEVEL0       -37      
    #define VLEVEL1       -37      
    #define VLEVEL2       -30      
    #define VLEVEL3       -20      
    #define VLEVEL4        -9      
    #define VLEVEL5         0      
    #define VLEVEL6         4      
    #define VLEVEL7         7      
    #define VLEVEL8        11      

#else
    // These values assume Cell1 RAW signature data of approximately 2865. See appnote for details on calculations.

    #define VCALIB_VALUE  raw_cal  
    #define VLEVEL0       -26      
    #define VLEVEL1       -26      
    #define VLEVEL2       -21      
    #define VLEVEL3       -14      
    #define VLEVEL4        -6      
    #define VLEVEL5         0      
    #define VLEVEL6         3      
    #define VLEVEL7         5      
    #define VLEVEL8         8      
#endif

#else

// We're using VADC0 as input for calibration.
#define CAL_CHANNEL          0x05            
#define CAL_GAIN             vadc_gain[0]    
#define CAL_OFFSET           vadc_offset[0]  

#ifdef USE_CAL_GAIN

    // These defines assume gain calibration values and VADC0 as input. See appnote for details on calculations.

    #define VCALIB_VALUE   8192      
    #define VLEVEL0         -74      
    #define VLEVEL1         -74      
    #define VLEVEL2         -59      
    #define VLEVEL3         -41      
    #define VLEVEL4         -19      
    #define VLEVEL5           0      
    #define VLEVEL6           7      
    #define VLEVEL7          15      
    #define VLEVEL8          22      

#else

    // These values assume VADC0 RAW signature data of approximately 3133. See appnote for details on calculations.

    #define VCALIB_VALUE  raw_cal    
    #define VLEVEL0         -28      
    #define VLEVEL1         -28      
    #define VLEVEL2         -23      
    #define VLEVEL3         -16      
    #define VLEVEL4          -7      
    #define VLEVEL5           0      
    #define VLEVEL6           3      
    #define VLEVEL7           6      
    #define VLEVEL8           9      

#endif

#endif

__flash uint8_t temp_cal[] = {TEMP_CAL0,TEMP_CAL1,TEMP_CAL2,TEMP_CAL3,TEMP_CAL4,TEMP_CAL5,TEMP_CAL6,TEMP_CAL7,TEMP_CAL8};

__flash int8_t vcalibration_level[] = {VLEVEL0,VLEVEL1,VLEVEL2,VLEVEL3,VLEVEL4,VLEVEL5,VLEVEL6,VLEVEL7,VLEVEL8};

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