ext_i2c.c File Reference

HAL binding of the Qwiic devices (see ext_i2c.h). More...

#include "ext_i2c.h"
#include "imu_i2c.h"
#include "cmsis_os2.h"
#include "main.h"

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Macros
#define	EXT_I2C_TIMEOUT_MS   3u

Functions
static int32_t	xfer (void *h, uint16_t reg, uint16_t regsz, uint8_t *d, uint16_t len, int write)
static int32_t	wr16 (void *h, uint16_t reg, const uint8_t *d, uint16_t n)
static int32_t	rd16 (void *h, uint16_t reg, uint8_t *d, uint16_t n)
static int32_t	wr8 (void *h, uint8_t reg, const uint8_t *d, uint16_t n)
static int32_t	rd8 (void *h, uint8_t reg, uint8_t *d, uint16_t n)
static void	dly (uint32_t ms)
void	ext_i2c_tof_bus (vl53_bus_t *b, uint8_t addr7)
	16-bit registers
void	ext_i2c_flow_bus (sensor_bus_t *b, uint8_t addr7)
	8-bit registers

Detailed Description

HAL binding of the Qwiic devices (see ext_i2c.h).

Definition in file ext_i2c.c.

Macro Definition Documentation

EXT_I2C_TIMEOUT_MS

#define EXT_I2C_TIMEOUT_MS   3u

Definition at line 10 of file ext_i2c.c.

Function Documentation

xfer()

static int32_t xfer ( void *  h, uint16_t  reg, uint16_t  regsz, uint8_t *  d, uint16_t  len, int  write  )

static

Definition at line 12 of file ext_i2c.c.

References EXT_I2C_TIMEOUT_MS, imu_i2c_handle(), imu_i2c_lock(), imu_i2c_unlock(), and st().

Referenced by rd16(), rd8(), wr16(), and wr8().

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wr16()

static int32_t wr16 ( void *  h, uint16_t  reg, const uint8_t *  d, uint16_t  n  )

static

Definition at line 23 of file ext_i2c.c.

References n, and xfer().

Referenced by ext_i2c_tof_bus().

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rd16()

static int32_t rd16 ( void *  h, uint16_t  reg, uint8_t *  d, uint16_t  n  )

static

Definition at line 24 of file ext_i2c.c.

References n, and xfer().

Referenced by ext_i2c_tof_bus().

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wr8()

static int32_t wr8 ( void *  h, uint8_t  reg, const uint8_t *  d, uint16_t  n  )

static

Definition at line 25 of file ext_i2c.c.

References n, and xfer().

Referenced by ext_i2c_flow_bus().

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rd8()

static int32_t rd8 ( void *  h, uint8_t  reg, uint8_t *  d, uint16_t  n  )

static

Definition at line 26 of file ext_i2c.c.

References n, and xfer().

Referenced by ext_i2c_flow_bus().

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dly()

static void dly ( uint32_t  ms )

static

Definition at line 27 of file ext_i2c.c.

References ms.

Referenced by ext_i2c_flow_bus(), and ext_i2c_tof_bus().

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ext_i2c_tof_bus()

void ext_i2c_tof_bus	(	vl53_bus_t *	b,
		uint8_t	addr7
	)

16-bit registers

Definition at line 29 of file ext_i2c.c.

References b, dly(), rd16(), and wr16().

Referenced by ext_sens_start().

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ext_i2c_flow_bus()

void ext_i2c_flow_bus	(	sensor_bus_t *	b,
		uint8_t	addr7
	)

8-bit registers

Definition at line 34 of file ext_i2c.c.

References b, dly(), rd8(), and wr8().

Referenced by ext_sens_start().

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