lis3l02.h File Reference

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Detailed Description

Definition in file lis3l02.h.

#include "global.h"

Go to the source code of this file.

Defines
#define	LIS3L02_I2C_ADDR   0x3A
	Base I2C address of LIS3L02 device.
#define	LIS3L02_REG_OFFSETX   0x16
	LIS3L02 X-axis digital offset trim.
#define	LIS3L02_REG_OFFSETY   0x17
	LIS3L02 Y-axis digital offset trim.
#define	LIS3L02_REG_OFFSETZ   0x18
	LIS3L02 Z-axis digital offset trim.
#define	LIS3L02_REG_GAINX   0x19
	LIS3L02 X-axis digital gain trim.
#define	LIS3L02_REG_GAINY   0x1A
	LIS3L02 Y-axis digital gain trim.
#define	LIS3L02_REG_GAINZ   0x1B
	LIS3L02 Z-axis digital gain trim.
#define	LIS3L02_REG_CTRLREG1   0x20
	LIS3L02 interface/operation control.
#define	LIS3L02_REG_CTRLREG2   0x21
	LIS3L02 interface/operation control.
#define	LIS3L02_REG_WAKEUPCFG   0x23
	LIS3L02 interrupt/wakeup config.
#define	LIS3L02_REG_WAKEUPSRC   0x24
	LIS3L02 interrupt/wakeup source indicator.
#define	LIS3L02_REG_WAKEUPACK   0x25
	LIS3L02 wakeup source clear.
#define	LIS3L02_REG_STATUS   0x27
	LIS3L02 Accelerometer Status.
#define	LIS3L02_REG_OUTXL   0x28
	LIS3L02 Accelerometer X Output Low-byte.
#define	LIS3L02_REG_OUTXH   0x29
	LIS3L02 Accelerometer X Output High-byte.
#define	LIS3L02_REG_OUTYL   0x2A
	LIS3L02 Accelerometer Y Output Low-byte.
#define	LIS3L02_REG_OUTYH   0x2B
	LIS3L02 Accelerometer Y Output High-byte.
#define	LIS3L02_REG_OUTZL   0x2C
	LIS3L02 Accelerometer Z Output Low-byte.
#define	LIS3L02_REG_OUTZH   0x2D
	LIS3L02 Accelerometer Z Output High-byte.
#define	LIS3L02_REG_THSL   0x2E
	LIS3L02 Accelerometer Threshold Low-byte.
#define	LIS3L02_REG_THSH   0x2F
	LIS3L02 Accelerometer Threshold High-byte.
#define	LIS3L02_REG_MULTIREAD   0x80
	LIS3L02 Mutliple Read Bit.
#define	LIS3L02_CTRLREG1_XEN   0x01
	LIS3L02 CtrlReg1 X-axis Enable.
#define	LIS3L02_CTRLREG1_YEN   0x02
	LIS3L02 CtrlReg1 Y-axis Enable.
#define	LIS3L02_CTRLREG1_ZEN   0x04
	LIS3L02 CtrlReg1 Z-axis Enable.
#define	LIS3L02_CTRLREG1_ST   0x08
	LIS3L02 CtrlReg1 Self-Test Enable.
#define	LIS3L02_CTRLREG1_DF0   0x10
	LIS3L02 CtrlReg1 Decimation Factor 0.
#define	LIS3L02_CTRLREG1_DF1   0x20
	LIS3L02 CtrlReg1 Decimation Factor 0.
#define	LIS3L02_CTRLREG1_PD0   0x40
	LIS3L02 CtrlReg1 Power-down Control 0.
#define	LIS3L02_CTRLREG1_PD1   0x80
	LIS3L02 CtrlReg1 Power-down Control 1.
#define	LIS3L02_CTRLREG2_DAS   0x01
	LIS3L02 CtrlReg2 Data Alignment Selection.
#define	LIS3L02_CTRLREG2_SIM   0x02
	LIS3L02 CtrlReg2 SPI Mode Select.
#define	LIS3L02_CTRLREG2_DRDY   0x04
	LIS3L02 CtrlReg2 Enable Data-Ready generation.
#define	LIS3L02_CTRLREG2_IEN   0x08
	LIS3L02 CtrlReg2 Interrupt Enable.
#define	LIS3L02_CTRLREG2_BOOT   0x10
	LIS3L02 CtrlReg2 Reboot from memory.
#define	LIS3L02_CTRLREG2_FS   0x80
	LIS3L02 CtrlReg2 Full-scale Select (0=2g, 1=6g).
#define	LIS3L02_WAKEUPCFG_MXL   0x01
	LIS3L02 WAKEUPCFG Mask X Low Interrupt.
#define	LIS3L02_WAKEUPCFG_MXH   0x02
	LIS3L02 WAKEUPCFG Mask X High Interrupt.
#define	LIS3L02_WAKEUPCFG_MYL   0x04
	LIS3L02 WAKEUPCFG Mask Y Low Interrupt.
#define	LIS3L02_WAKEUPCFG_MYH   0x08
	LIS3L02 WAKEUPCFG Mask Y High Interrupt.
#define	LIS3L02_WAKEUPCFG_MZL   0x10
	LIS3L02 WAKEUPCFG Mask Z Low Interrupt.
#define	LIS3L02_WAKEUPCFG_MZH   0x20
	LIS3L02 WAKEUPCFG Mask Z High Interrupt.
#define	LIS3L02_WAKEUPCFG_LIR   0x40
	LIS3L02 WAKEUPCFG Latch Intr Request.
#define	LIS3L02_WAKEUPSRC_XL   0x01
	LIS3L02 WAKEUPSRC X Low Interrupt.
#define	LIS3L02_WAKEUPSRC_XH   0x02
	LIS3L02 WAKEUPSRC X High Interrupt.
#define	LIS3L02_WAKEUPSRC_YL   0x04
	LIS3L02 WAKEUPSRC Y Low Interrupt.
#define	LIS3L02_WAKEUPSRC_YH   0x08
	LIS3L02 WAKEUPSRC Y High Interrupt.
#define	LIS3L02_WAKEUPSRC_ZL   0x10
	LIS3L02 WAKEUPSRC Z Low Interrupt.
#define	LIS3L02_WAKEUPSRC_ZH   0x20
	LIS3L02 WAKEUPSRC Z High Interrupt.
#define	LIS3L02_WAKEUPSRC_IA   0x40
	LIS3L02 WAKEUPSRC Interrupt Active.
#define	LIS3L02_STATUS_XDA   0x01
	LIS3L02 STATUS X New Data Available.
#define	LIS3L02_STATUS_YDA   0x02
	LIS3L02 STATUS Y New Data Available.
#define	LIS3L02_STATUS_ZDA   0x04
	LIS3L02 STATUS Z New Data Available.
#define	LIS3L02_STATUS_ZYXDA   0x08
	LIS3L02 STATUS XYZ New Data Available.
#define	LIS3L02_STATUS_XOR   0x10
	LIS3L02 STATUS X-axis Data Overrun.
#define	LIS3L02_STATUS_YOR   0x20
	LIS3L02 STATUS Y-axis Data Overrun.
#define	LIS3L02_STATUS_ZOR   0x40
	LIS3L02 STATUS Z-axis Data Overrun.
#define	LIS3L02_STATUS_ZYXOR   0x80
	LIS3L02 STATUS XYZ-axis Data Overrun.
Functions
u08	lis3l02Init (void)
u08	lis3l02Reset (void)
	Reset the LIS3L02 chip.
u08	lis3l02ReadReg (u08 reg)
	Read a LIS3L02 register.
u08	lis3l02WriteReg (u08 reg, u08 data)
	Write a LIS3L02 register.
s16	lis3l02GetAccel (u08 chxyz)
	Get an acceleration reading from the LIS3L02 sensor.

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Function Documentation

u08 lis3l02Init (  void   )

Initialize the LIS3L02 chip. returns: 0 if successful, non-zero if unsuccessful (chip not present). Definition at line 35 of file lis3l02.c.

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