This file contains API for GNSS Click Driver. More...

#include "drv_digital_out.h"
#include "drv_digital_in.h"
#include "drv_uart.h"

Data Structures
struct	gnss_t
	GNSS Click context object. More...

struct	gnss_cfg_t
	GNSS Click configuration object. More...

Macros
#define	GNSS_RSP_START "$"
	GNSS response buffer commands.

#define	GNSS_RSP_DELIMITER ","

#define	GNSS_RSP_END_SEQ "\r\n"

#define	GNSS_RSP_GPGGA "$GPGGA"

#define	GNSS_GPGGA_ELEMENT_SIZE 15
	GNSS GPGGA command elements.

#define	GNSS_GPGGA_TIME 1

#define	GNSS_GPGGA_LATITUDE 2

#define	GNSS_GPGGA_LATITUDE_SIDE 3

#define	GNSS_GPGGA_LONGITUDE 4

#define	GNSS_GPGGA_LONGITUDE_SIDE 5

#define	GNSS_GPGGA_QUALITY_INDICATOR 6

#define	GNSS_GPGGA_NUMBER_OF_SATELLITES 7

#define	GNSS_GPGGA_H_DILUTION_OF_POS 8

#define	GNSS_GPGGA_ALTITUDE 9

#define	GNSS_GPGGA_ALTITUDE_UNIT 10

#define	GNSS_GPGGA_GEOIDAL_SEPARATION 11

#define	GNSS_GPGGA_GEOIDAL_SEPARATION_UNIT 12

#define	GNSS_GPGGA_TIME_SINCE_LAST_DGPS 13

#define	GNSS_GPGGA_DGPS_REFERENCE_STATION_ID 14

#define	GNSS_DRV_TX_BUFFER_SIZE 100
	GNSS driver buffer size.

#define	GNSS_DRV_RX_BUFFER_SIZE 1000

#define	GNSS_MAP_MIKROBUS(cfg, mikrobus)
	MikroBUS pin mapping.

Enumerations
enum	gnss_return_value_t { GNSS_OK = 0 , GNSS_ERROR = -1 }
	GNSS Click return value data. More...

Functions
void	gnss_cfg_setup (gnss_cfg_t *cfg)
	GNSS configuration object setup function.

err_t	gnss_init (gnss_t ctx, gnss_cfg_t cfg)
	GNSS initialization function.

err_t	gnss_generic_write (gnss_t ctx, char data_in, uint16_t len)
	GNSS data writing function.

err_t	gnss_generic_read (gnss_t ctx, char data_out, uint16_t len)
	GNSS data reading function.

void	gnss_clear_ring_buffers (gnss_t *ctx)
	GNSS clear ring buffers function.

void	gnss_set_rst_pin (gnss_t *ctx, uint8_t state)
	GNSS set RST pin function.

void	gnss_set_fon_pin (gnss_t *ctx, uint8_t state)
	GNSS set FON pin function.

err_t	gnss_parse_gpgga (char rsp_buf, uint8_t gpgga_element, char element_data)
	GNSS parse GPGGA function.

Detailed Description

This file contains API for GNSS Click Driver.

Enumeration Type Documentation

GNSS Click return value data.

Predefined enum values for driver return values.

Enumerator
GNSS_OK
GNSS_ERROR