heartrate9.h

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/****************************************************************************
** Copyright (C) 2020 MikroElektronika d.o.o.
** Contact: https://www.mikroe.com/contact
**
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** furnished to do so, subject to the following conditions:
** The above copyright notice and this permission notice shall be
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#ifndef HEARTRATE9_H
#define HEARTRATE9_H
 
#ifdef __cplusplus
extern "C"{
#endif
 
#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_uart.h"
 
#define DRV_BUFFER_SIZE                       200
 
 // heartrate9_set
 
#define HEARTRATE9_MAP_MIKROBUS( cfg, mikrobus ) \
    cfg.tx_pin  = MIKROBUS( mikrobus, MIKROBUS_TX ); \
    cfg.rx_pin  = MIKROBUS( mikrobus, MIKROBUS_RX ); \
    cfg.rst = MIKROBUS( mikrobus, MIKROBUS_RST ); \
 
 // heartrate9_map
 // heartrate9
 
typedef struct
{
    // Output pins
    digital_out_t rst;     
    // Modules
    uart_t uart;                                    
    // Buffers
    char uart_rx_buffer[ DRV_BUFFER_SIZE ];         
    char uart_tx_buffer[ DRV_BUFFER_SIZE ];         
} heartrate9_t;
 
typedef struct
{
    // Communication gpio pins
    pin_name_t rx_pin;                                  
    pin_name_t tx_pin;                                  
    // Additional gpio pins
    pin_name_t rst;        
    // Static variable
    uint32_t          baud_rate;                        
    bool              uart_blocking;                    
    uart_data_bits_t  data_bit;                         
    uart_parity_t     parity_bit;                       
    uart_stop_bits_t  stop_bit;                         
} heartrate9_cfg_t;
 
 
void heartrate9_cfg_setup ( heartrate9_cfg_t *cfg );
 
err_t heartrate9_init ( heartrate9_t *ctx, heartrate9_cfg_t *cfg );
 
err_t heartrate9_generic_write ( heartrate9_t *ctx, char *data_buf, uint16_t len );
 
err_t heartrate9_generic_read ( heartrate9_t *ctx, char *data_buf, uint16_t max_len );
 
void heartrate9_set_rst ( heartrate9_t *ctx, uint8_t state );
 
#ifdef __cplusplus
}
#endif
#endif // HEARTRATE9_H
 
 // heartrate9
 
// ------------------------------------------------------------------------ END