gps_i2c.h File Reference

#include "std.h"

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Macros
#define	GPS_I2C_SLAVE_ADDR   (0x42 << 1)
	Default address for u-blox (and others?) More...
#define	GPS_I2C_BUF_SIZE   256
#define	gps_i2cEvent()   { if (gps_i2c_done) gps_i2c_event(); }
#define	gps_i2cChAvailable()   (gps_i2c_rx_insert_idx != gps_i2c_rx_extract_idx)
#define	gps_i2cGetch()   (gps_i2c_rx_buf[gps_i2c_rx_extract_idx++])
#define	gps_i2cTransmit(_char)
#define	gps_i2cSendMessage()

Functions
void	gps_i2c_init (void)
void	gps_i2c_event (void)
void	gps_i2c_periodic (void)

Variables
uint8_t	gps_i2c_rx_buf [GPS_I2C_BUF_SIZE]
uint8_t	gps_i2c_rx_insert_idx
uint8_t	gps_i2c_rx_extract_idx
uint8_t	gps_i2c_tx_buf [GPS_I2C_BUF_SIZE]
uint8_t	gps_i2c_tx_insert_idx
uint8_t	gps_i2c_tx_extract_idx
bool_t	gps_i2c_done
bool_t	gps_i2c_data_ready_to_transmit

Macro Definition Documentation

#define GPS_I2C_BUF_SIZE   256

Definition at line 31 of file gps_i2c.h.

#define GPS_I2C_SLAVE_ADDR   (0x42 << 1)

Default address for u-blox (and others?)

Definition at line 29 of file gps_i2c.h.

Referenced by gps_ubx_ucenter_config_port().

#define gps_i2cChAvailable

(

)

(gps_i2c_rx_insert_idx != gps_i2c_rx_extract_idx)

Definition at line 44 of file gps_i2c.h.

#define gps_i2cEvent

(

)

{ if (gps_i2c_done) gps_i2c_event(); }

Definition at line 43 of file gps_i2c.h.

#define gps_i2cGetch

(

)

(gps_i2c_rx_buf[gps_i2c_rx_extract_idx++])

Definition at line 45 of file gps_i2c.h.

#define gps_i2cSendMessage

(

)

Value:

{           \
    gps_i2c_data_ready_to_transmit = TRUE; \
    gps_i2c_tx_extract_idx = 0;            \
  }

Definition at line 50 of file gps_i2c.h.

#define gps_i2cTransmit

(

_char

)

Value:

{             \
    if (! gps_i2c_data_ready_to_transmit)  /* Else transmitting, overrun*/     \
      gps_i2c_tx_buf[gps_i2c_tx_insert_idx++] = _char; \
  }

Definition at line 46 of file gps_i2c.h.

Function Documentation

void gps_i2c_event

(

void

)

Definition at line 82 of file gps_i2c.c.

void gps_i2c_init

(

void

)

Definition at line 55 of file gps_i2c.c.

References FALSE, gps_i2c_data_ready_to_transmit, gps_i2c_done, gps_i2c_rx_extract_idx, gps_i2c_rx_insert_idx, gps_i2c_status, GPS_I2C_STATUS_IDLE, gps_i2c_tx_insert_idx, and TRUE.

void gps_i2c_periodic

(

void

)

Definition at line 69 of file gps_i2c.c.

Variable Documentation

bool_t gps_i2c_data_ready_to_transmit

Definition at line 34 of file gps_i2c.c.

Referenced by gps_i2c_init().

bool_t gps_i2c_done

Definition at line 34 of file gps_i2c.c.

Referenced by gps_i2c_init().

uint8_t gps_i2c_rx_buf[GPS_I2C_BUF_SIZE]

Definition at line 30 of file gps_i2c.c.

uint8_t gps_i2c_rx_extract_idx

Definition at line 31 of file gps_i2c.c.

Referenced by gps_i2c_init().

uint8_t gps_i2c_rx_insert_idx

Definition at line 31 of file gps_i2c.c.

Referenced by gps_i2c_init().

uint8_t gps_i2c_tx_buf[GPS_I2C_BUF_SIZE]

Definition at line 32 of file gps_i2c.c.

uint8_t gps_i2c_tx_extract_idx

Definition at line 33 of file gps_i2c.c.

uint8_t gps_i2c_tx_insert_idx

Definition at line 33 of file gps_i2c.c.

Referenced by gps_i2c_init().