buck2.h

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/*
 * MikroSDK - MikroE Software Development Kit
 * Copyright© 2020 MikroElektronika d.o.o.
 * 
 * Permission is hereby granted, free of charge, to any person 
 * obtaining a copy of this software and associated documentation 
 * files (the "Software"), to deal in the Software without restriction, 
 * including without limitation the rights to use, copy, modify, merge, 
 * publish, distribute, sublicense, and/or sell copies of the Software, 
 * and to permit persons to whom the Software is furnished to do so, 
 * subject to the following conditions:
 * 
 * The above copyright notice and this permission notice shall be 
 * included in all copies or substantial portions of the Software.
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. 
 * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 
 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE 
 * OR OTHER DEALINGS IN THE SOFTWARE. 
 */
 
// ----------------------------------------------------------------------------
 
#ifndef BUCK2_H
#define BUCK2_H
 
#ifdef PREINIT_SUPPORTED
#include "preinit.h"
#endif
 
#ifdef MikroCCoreVersion
    #if MikroCCoreVersion >= 1
        #include "delays.h"
    #endif
#endif
 
#include "drv_digital_out.h"
#include "drv_digital_in.h"
 
// -------------------------------------------------------------- PUBLIC MACROS 
#define BUCK2_MAP_MIKROBUS( cfg, mikrobus ) \
  cfg.voset0 = MIKROBUS( mikrobus, MIKROBUS_AN ); \
  cfg.voset1 = MIKROBUS( mikrobus, MIKROBUS_RST ); \
  cfg.en= MIKROBUS( mikrobus, MIKROBUS_CS ); \
  cfg.fq= MIKROBUS( mikrobus, MIKROBUS_PWM ); \
  cfg.pg= MIKROBUS( mikrobus, MIKROBUS_INT );
#define BUCK2_RETVAL  uint8_t
 
#define BUCK2_OK           0x00
#define BUCK2_INIT_ERROR   0xFF
#define BUCK2_MODE_ACTIVE 0x01
#define BUCK2_MODE_SLEEP  0x00
#define BUCK2_VOSET_LOW   0x00
#define BUCK2_VOSET_HIGH  0x01
#define BUCK2_FREQ_790KHz 0x01
#define BUCK2_FREQ_565KHz 0x00
#define BUCK2_SET_VOLTAGE_3300mV 0
#define BUCK2_SET_VOLTAGE_2500mV 1
#define BUCK2_SET_VOLTAGE_1800mV 2
#define BUCK2_SET_VOLTAGE_1500mV 3
#define BUCK2_VOSET_CH_0 0
#define BUCK2_VOSET_CH_1 1
 // End group macro 
// --------------------------------------------------------------- PUBLIC TYPES
typedef struct
{
    // Output pins 
 
    digital_out_t voset0;
    digital_out_t voset1;
    digital_out_t en;
    digital_out_t fq;
 
    // Input pins 
 
    digital_in_t pg;
 
} buck2_t;
 
typedef struct
{
    // Additional gpio pins 
 
    pin_name_t voset0;
    pin_name_t voset1;
    pin_name_t en;
    pin_name_t fq;
    pin_name_t pg;
 
} buck2_cfg_t;
 
 // End types group
 
// ----------------------------------------------- PUBLIC FUNCTION DECLARATIONS
 
#ifdef __cplusplus
extern "C"{
#endif
 
void buck2_cfg_setup ( buck2_cfg_t *cfg );
 
BUCK2_RETVAL buck2_init ( buck2_t *ctx, buck2_cfg_t *cfg );
 
void buck2_default_cfg ( buck2_t *ctx );
 
void buck2_set_voset ( buck2_t *ctx, uint8_t channel, uint8_t state );
 
void busk2_set_frequency ( buck2_t *ctx, uint8_t freq );
 
void buck2_set_power_mode ( buck2_t *ctx, uint8_t mode );
 
void back2_device_reset ( buck2_t *ctx );
 
uint8_t buck2_get_power_good ( buck2_t *ctx  );
 
void buck2_set_output_voltage ( buck2_t *ctx , uint8_t voltage );
 
#ifdef __cplusplus
}
#endif
#endif  // _BUCK2_H_
 
 // End public_function group
 
// ------------------------------------------------------------------------- END