compass_ak8963.c File Reference

#include <stdbool.h>
#include <stdint.h>
#include <math.h>
#include "build_config.h"
#include "platform.h"
#include "debug.h"
#include "common/axis.h"
#include "common/maths.h"
#include "config/parameter_group.h"
#include "system.h"
#include "gpio.h"
#include "exti.h"
#include "bus_i2c.h"
#include "bus_spi.h"
#include "sensor.h"
#include "compass.h"
#include "accgyro.h"
#include "accgyro_mpu.h"
#include "accgyro_mpu6500.h"
#include "accgyro_spi_mpu6500.h"
#include "compass_ak8963.h"

Include dependency graph for compass_ak8963.c:

Macros
#define	AK8963_I2C_INSTANCE   I2C_DEVICE
#define	AK8963_MAG_I2C_ADDRESS   0x0C
#define	AK8963_Device_ID   0x48
#define	AK8963_MAG_REG_WHO_AM_I   0x00
#define	AK8963_MAG_REG_INFO   0x01
#define	AK8963_MAG_REG_STATUS1   0x02
#define	AK8963_MAG_REG_HXL   0x03
#define	AK8963_MAG_REG_HXH   0x04
#define	AK8963_MAG_REG_HYL   0x05
#define	AK8963_MAG_REG_HYH   0x06
#define	AK8963_MAG_REG_HZL   0x07
#define	AK8963_MAG_REG_HZH   0x08
#define	AK8963_MAG_REG_STATUS2   0x09
#define	AK8963_MAG_REG_CNTL   0x0a
#define	AK8963_MAG_REG_ASCT   0x0c
#define	AK8963_MAG_REG_ASAX   0x10
#define	AK8963_MAG_REG_ASAY   0x11
#define	AK8963_MAG_REG_ASAZ   0x12
#define	READ_FLAG   0x80
#define	STATUS1_DATA_READY   0x01
#define	STATUS1_DATA_OVERRUN   0x02
#define	STATUS2_DATA_ERROR   0x02
#define	STATUS2_MAG_SENSOR_OVERFLOW   0x03
#define	CNTL_MODE_POWER_DOWN   0x00
#define	CNTL_MODE_ONCE   0x01
#define	CNTL_MODE_CONT1   0x02
#define	CNTL_MODE_CONT2   0x06
#define	CNTL_MODE_SELF_TEST   0x08
#define	CNTL_MODE_FUSE_ROM   0x0F

Functions
bool	ak8963Detect (mag_t *mag)
void	ak8963Init (void)
bool	ak8963Read (int16_t *magData)

Macro Definition Documentation

#define AK8963_Device_ID   0x48

#define AK8963_I2C_INSTANCE   I2C_DEVICE

#define AK8963_MAG_I2C_ADDRESS   0x0C

#define AK8963_MAG_REG_ASAX   0x10

#define AK8963_MAG_REG_ASAY   0x11

#define AK8963_MAG_REG_ASAZ   0x12

#define AK8963_MAG_REG_ASCT   0x0c

#define AK8963_MAG_REG_CNTL   0x0a

#define AK8963_MAG_REG_HXH   0x04

#define AK8963_MAG_REG_HXL   0x03

#define AK8963_MAG_REG_HYH   0x06

#define AK8963_MAG_REG_HYL   0x05

#define AK8963_MAG_REG_HZH   0x08

#define AK8963_MAG_REG_HZL   0x07

#define AK8963_MAG_REG_INFO   0x01

#define AK8963_MAG_REG_STATUS1   0x02

#define AK8963_MAG_REG_STATUS2   0x09

#define AK8963_MAG_REG_WHO_AM_I   0x00

#define CNTL_MODE_CONT1   0x02

#define CNTL_MODE_CONT2   0x06

#define CNTL_MODE_FUSE_ROM   0x0F

#define CNTL_MODE_ONCE   0x01

#define CNTL_MODE_POWER_DOWN   0x00

#define CNTL_MODE_SELF_TEST   0x08

#define READ_FLAG   0x80

#define STATUS1_DATA_OVERRUN   0x02

#define STATUS1_DATA_READY   0x01

#define STATUS2_DATA_ERROR   0x02

#define STATUS2_MAG_SENSOR_OVERFLOW   0x03

Function Documentation

bool ak8963Detect

(

mag_t *

mag

)

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void ak8963Init

(

void

)

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bool ak8963Read

(

int16_t *

magData

)