xc_drv_qdec.h

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#ifndef _XC_DRV_QDEC_H_
#define _XC_DRV_QDEC_H_
 
/*-----------------------------------------------------------------------------------
                                    INCLUDE HEADE FILES
 ------------------------------------------------------------------------------------*/
#include <stdbool.h>
#include <stdio.h>
 
#include "xc6xxx.h"
 
/*------------------------------------------------------------------------------------
                                        Macros
 -------------------------------------------------------------------------------------*/
 
/*------------------------------------------------------------------------------------
                                        TypeDef
 -------------------------------------------------------------------------------------*/
 
typedef enum {
    QDEC_DIVIDE_DIV_1       = 0,
    QDEC_DIVIDE_DIV_2       = 1,
    QDEC_DIVIDE_DIV_4       = 2,
    QDEC_DIVIDE_DIV_8       = 3,
    QDEC_DIVIDE_DIV_16      = 4,
    QDEC_DIVIDE_DIV_32      = 5,
    QDEC_DIVIDE_DIV_64      = 6,
    QDEC_DIVIDE_DIV_128     = 7,
    QDEC_DIVIDE_DIV_256     = 8,
    QDEC_DIVIDE_DIV_512     = 9,
    QDEC_DIVIDE_DIV_1024    = 10,
    QDEC_DIVIDE_DIV_2048    = 11,
    QDEC_DIVIDE_DIV_4096    = 12,
    QDEC_DIVIDE_DIV_8192    = 13,
    QDEC_DIVIDE_DIV_16384   = 14,
    QDEC_DIVIDE_DIV_32768   = 15,
    QDEC_DIVIDE_DIV_65536   = 16,
    QDEC_DIVIDE_DIV_131072  = 17,
    QDEC_DIVIDE_DIV_262144  = 18,
    QDEC_DIVIDE_DIV_524288  = 19,
    QDEC_DIVIDE_DIV_1048576 = 20
 
} eSampleDivide;
 
typedef enum {
    QDEC_PTS_NUM_5   = 0,
    QDEC_PTS_NUM_10  = 1,
    QDEC_PTS_NUM_40  = 2,
    QDEC_PTS_NUM_80  = 3,
    QDEC_PTS_NUM_120 = 4,
    QDEC_PTS_NUM_160 = 5,
    QDEC_PTS_NUM_200 = 6,
    QDEC_PTS_NUM_240 = 7,
    QDEC_PTS_NUM_280 = 8,
    QDEC_PTS_NUM_320 = 9,
    QDEC_PTS_NUM_360 = 10,
    QDEC_PTS_NUM_400 = 11
 
} ePtsNum;
 
typedef enum {
    QDEC_DB_SAMP_DIV_1  = 0,
    QDEC_DB_SAMP_DIV_2  = 1,
    QDEC_DB_SAMP_DIV_4  = 2,
    QDEC_DB_SAMP_DIV_8  = 3,
    QDEC_DB_SAMP_DIV_16 = 4,
    QDEC_DB_SAMP_DIV_32 = 5,
    QDEC_DB_SAMP_DIV_64 = 6
 
} eDBSampDiv;
 
typedef struct
{
    uint8_t auto_clr_en;
    uint8_t single_sample_rst_en;
    uint8_t db_filter_en;
    eSampleDivide acc_sample_div;
    ePtsNum       num_pts_sampled;
    eDBSampDiv    db_sample_div;
 
} Qdec_InitCfg_t;
 
/*------------------------------------------------------------------------------------
                                    Global Variables
 -------------------------------------------------------------------------------------*/
 
/*------------------------------------------------------------------------------------
                                    Exported Functions
 -------------------------------------------------------------------------------------*/
void xc_qdec_init(Qdec_InitCfg_t *init_cfg);
void xc_qdec_enable(void);
void xc_qdec_disable(void);
void xc_qdec_start(void);
void xc_qdec_stop(void);
 
#endif  // _XC_DRV_AOTIMER_H_