accgyro_mma845x.c File Reference

#include <stdbool.h>
#include <stdint.h>
#include <platform.h>
#include "system.h"
#include "gpio.h"
#include "bus_i2c.h"
#include "sensor.h"
#include "accgyro.h"
#include "accgyro_mma845x.h"

Include dependency graph for accgyro_mma845x.c:

Macros
#define	MMA8452_ADDRESS   0x1C
#define	MMA8452_DEVICE_SIGNATURE   0x2A
#define	MMA8451_DEVICE_SIGNATURE   0x1A
#define	MMA8452_STATUS   0x00
#define	MMA8452_OUT_X_MSB   0x01
#define	MMA8452_WHO_AM_I   0x0D
#define	MMA8452_XYZ_DATA_CFG   0x0E
#define	MMA8452_HP_FILTER_CUTOFF   0x0F
#define	MMA8452_CTRL_REG1   0x2A
#define	MMA8452_CTRL_REG2   0x2B
#define	MMA8452_CTRL_REG3   0x2C
#define	MMA8452_CTRL_REG4   0x2D
#define	MMA8452_CTRL_REG5   0x2E
#define	MMA8452_FS_RANGE_8G   0x02
#define	MMA8452_FS_RANGE_4G   0x01
#define	MMA8452_FS_RANGE_2G   0x00
#define	MMA8452_HPF_CUTOFF_LV1   0x00
#define	MMA8452_HPF_CUTOFF_LV2   0x01
#define	MMA8452_HPF_CUTOFF_LV3   0x02
#define	MMA8452_HPF_CUTOFF_LV4   0x03
#define	MMA8452_CTRL_REG2_B7_ST   0x80
#define	MMA8452_CTRL_REG2_B6_RST   0x40
#define	MMA8452_CTRL_REG2_B4_SMODS1   0x10
#define	MMA8452_CTRL_REG2_B3_SMODS0   0x08
#define	MMA8452_CTRL_REG2_B2_SLPE   0x04
#define	MMA8452_CTRL_REG2_B1_MODS1   0x02
#define	MMA8452_CTRL_REG2_B0_MODS0   0x01
#define	MMA8452_CTRL_REG2_MODS_LP   0x03
#define	MMA8452_CTRL_REG2_MODS_HR   0x02
#define	MMA8452_CTRL_REG2_MODS_LNLP   0x01
#define	MMA8452_CTRL_REG2_MODS_NOR   0x00
#define	MMA8452_CTRL_REG3_IPOL   0x02
#define	MMA8452_CTRL_REG4_INT_EN_DRDY   0x01
#define	MMA8452_CTRL_REG1_LNOISE   0x04
#define	MMA8452_CTRL_REG1_ACTIVE   0x01

Functions
bool	mma8452Detect (acc_t *accel)

Macro Definition Documentation

#define MMA8451_DEVICE_SIGNATURE   0x1A

#define MMA8452_ADDRESS   0x1C

#define MMA8452_CTRL_REG1   0x2A

#define MMA8452_CTRL_REG1_ACTIVE   0x01

#define MMA8452_CTRL_REG1_LNOISE   0x04

#define MMA8452_CTRL_REG2   0x2B

#define MMA8452_CTRL_REG2_B0_MODS0   0x01

#define MMA8452_CTRL_REG2_B1_MODS1   0x02

#define MMA8452_CTRL_REG2_B2_SLPE   0x04

#define MMA8452_CTRL_REG2_B3_SMODS0   0x08

#define MMA8452_CTRL_REG2_B4_SMODS1   0x10

#define MMA8452_CTRL_REG2_B6_RST   0x40

#define MMA8452_CTRL_REG2_B7_ST   0x80

#define MMA8452_CTRL_REG2_MODS_HR   0x02

#define MMA8452_CTRL_REG2_MODS_LNLP   0x01

#define MMA8452_CTRL_REG2_MODS_LP   0x03

#define MMA8452_CTRL_REG2_MODS_NOR   0x00

#define MMA8452_CTRL_REG3   0x2C

#define MMA8452_CTRL_REG3_IPOL   0x02

#define MMA8452_CTRL_REG4   0x2D

#define MMA8452_CTRL_REG4_INT_EN_DRDY   0x01

#define MMA8452_CTRL_REG5   0x2E

#define MMA8452_DEVICE_SIGNATURE   0x2A

#define MMA8452_FS_RANGE_2G   0x00

#define MMA8452_FS_RANGE_4G   0x01

#define MMA8452_FS_RANGE_8G   0x02

#define MMA8452_HP_FILTER_CUTOFF   0x0F

#define MMA8452_HPF_CUTOFF_LV1   0x00

#define MMA8452_HPF_CUTOFF_LV2   0x01

#define MMA8452_HPF_CUTOFF_LV3   0x02

#define MMA8452_HPF_CUTOFF_LV4   0x03

#define MMA8452_OUT_X_MSB   0x01

#define MMA8452_STATUS   0x00

#define MMA8452_WHO_AM_I   0x0D

#define MMA8452_XYZ_DATA_CFG   0x0E

Function Documentation

bool mma8452Detect

(

acc_t *

accel

)

Here is the call graph for this function: