stretch.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 STRETCH_H
#define STRETCH_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"
#include "drv_analog_in.h"
 
// -------------------------------------------------------------- PUBLIC MACROS 
 
#define STRETCH_MAP_MIKROBUS( cfg, mikrobus ) \
  cfg.an_pin  = MIKROBUS( mikrobus, MIKROBUS_AN ); \
  cfg.pwm = MIKROBUS( mikrobus, MIKROBUS_PWM )
#define STRETCH_RETVAL  uint8_t
 
#define STRETCH_OK           0x00
#define STRETCH_INIT_ERROR   0xFF
 //  End group macro 
// --------------------------------------------------------------- PUBLIC TYPES
typedef  uint16_t stretch_data_t;
 
typedef struct
{
    // Output pins 
 
    digital_out_t pwm;
    
    // Modules 
 
    analog_in_t adc;
 
} stretch_t;
 
typedef struct
{
    // Communication gpio pins 
 
    pin_name_t an_pin;
    
    // Additional gpio pins 
 
    pin_name_t pwm;
   
 
    // static variable 
 
    analog_in_resolution_t  resolution;   // Resolution
    float vref;   // VRef     
 
} stretch_cfg_t;
 
 // End types group
 
#ifdef __cplusplus
extern "C"{
#endif
 
void stretch_cfg_setup ( stretch_cfg_t *cfg );
 
STRETCH_RETVAL stretch_init ( stretch_t *ctx, stretch_cfg_t *cfg );
 
void stretch_default_cfg ( stretch_t *ctx );
 
stretch_data_t stretch_generic_read ( stretch_t *ctx );
 
void stretch_turn_on_led( stretch_t *ctx );
 
void stretch_turn_off_led( stretch_t *ctx );
 
#ifdef __cplusplus
}
#endif
#endif  // _STRETCH_H_
 
 // End public_function group
 
// ------------------------------------------------------------------------ END