187 lines
6.0 KiB
C
187 lines
6.0 KiB
C
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/**************************************************************************************************
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Filename: hal_accel.h
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Revised: $Date: 2012-05-29 16:28:12 -0700 (Tue, 29 May 2012) $
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Revision: $Revision: 30649 $
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Description:
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This file contains the declaration to the HAL Accelerometer abstraction layer.
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Copyright 2010 Texas Instruments Incorporated. All rights reserved.
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IMPORTANT: Your use of this Software is limited to those specific rights
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granted under the terms of a software license agreement between the user
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who downloaded the software, his/her employer (which must be your employer)
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and Texas Instruments Incorporated (the "License"). You may not use this
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Software unless you agree to abide by the terms of the License. The License
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limits your use, and you acknowledge, that the Software may not be modified,
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copied or distributed unless embedded on a Texas Instruments microcontroller
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or used solely and exclusively in conjunction with a Texas Instruments radio
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frequency transceiver, which is integrated into your product. Other than for
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the foregoing purpose, you may not use, reproduce, copy, prepare derivative
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works of, modify, distribute, perform, display or sell this Software and/or
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its documentation for any purpose.
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YOU FURTHER ACKNOWLEDGE AND AGREE THAT THE SOFTWARE AND DOCUMENTATION ARE
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PROVIDED <EFBFBD>AS IS<EFBFBD> WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESS OR IMPLIED,
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INCLUDING WITHOUT LIMITATION, ANY WARRANTY OF MERCHANTABILITY, TITLE,
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NON-INFRINGEMENT AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL
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TEXAS INSTRUMENTS OR ITS LICENSORS BE LIABLE OR OBLIGATED UNDER CONTRACT,
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NEGLIGENCE, STRICT LIABILITY, CONTRIBUTION, BREACH OF WARRANTY, OR OTHER
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LEGAL EQUITABLE THEORY ANY DIRECT OR INDIRECT DAMAGES OR EXPENSES
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INCLUDING BUT NOT LIMITED TO ANY INCIDENTAL, SPECIAL, INDIRECT, PUNITIVE
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OR CONSEQUENTIAL DAMAGES, LOST PROFITS OR LOST DATA, COST OF PROCUREMENT
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OF SUBSTITUTE GOODS, TECHNOLOGY, SERVICES, OR ANY CLAIMS BY THIRD PARTIES
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(INCLUDING BUT NOT LIMITED TO ANY DEFENSE THEREOF), OR OTHER SIMILAR COSTS.
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Should you have any questions regarding your right to use this Software,
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contact Texas Instruments Incorporated at www.TI.com.
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**************************************************************************************************/
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#ifndef HAL_ACCEL_H
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#define HAL_ACCEL_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* ------------------------------------------------------------------------------------------------
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* Includes
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* ------------------------------------------------------------------------------------------------
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*/
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#include "comdef.h"
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/* ------------------------------------------------------------------------------------------------
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* Constants
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* ------------------------------------------------------------------------------------------------
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*/
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#define HAL_ACCEL_I2C_ADDRESS 0x0F
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#define HAL_ACCEL_OUTPUT_DATA_ADDRESS 0x06 // corresponds to X_OUT register address
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/* ------------------------------------------------------------------------------------------------
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* Typedefs
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* ------------------------------------------------------------------------------------------------
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*/
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typedef void (*halAccelCBack_t) ( void );
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/* ------------------------------------------------------------------------------------------------
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* Functions
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* ------------------------------------------------------------------------------------------------
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*/
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/**************************************************************************************************
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* @fn HalAccelInit
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*
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* @brief This function initializes the HAL Accelerometer abstraction layer.
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*
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* input parameters
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*
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* None.
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*
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* output parameters
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*
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* None.
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*
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* @return None.
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*/
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void HalAccelInit( void );
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/**************************************************************************************************
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* @fn HalAccelEnable
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*
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* @brief This function configures the accelerometer for operation.
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*
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* input parameters
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*
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* None.
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*
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* output parameters
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*
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* None.
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*
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* @return None.
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*/
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void HalAccelEnable( void );
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/**************************************************************************************************
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* @fn HalAccelDisable
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*
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* @brief Places the Accelerometer in low power mode.
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*
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* input parameters
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*
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* None.
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*
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* output parameters
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*
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* None.
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*
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* @return None.
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*/
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void HalAccelDisable( void );
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/**************************************************************************************************
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* @fn HalAccelMotionDetect
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*
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* @brief Places the Accelerometer in motion detection mode.
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*
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* input parameters
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*
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* @param cback - callback function to invoke if motion is detected
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*
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* output parameters
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*
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* None.
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*
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* @return None.
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*/
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void HalAccelMotionDetect( halAccelCBack_t cback );
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/**************************************************************************************************
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* @fn HalAccelRead
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*
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* @brief Reads Y and Z data out registers from Accelerometer.
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*
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* input parameters
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*
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* None.
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*
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* output parameters
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*
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* @param *y - Y register value.
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* @param *z - Z register value.
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*
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* @return None.
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*/
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void HalAccelRead( int8 *y, int8 *z );
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/**************************************************************************************************
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* @fn HalAccelProcessMotionDetectEvent
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*
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* @brief Post interrupt processing when motion detect interrupt has been received.
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*
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* input parameters
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*
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* None.
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*
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* output parameters
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*
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* None.
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*
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* @return None.
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*/
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void halAccelProcessMotionDetectEvent( void );
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/**************************************************************************************************
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*/
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#ifdef __cplusplus
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};
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#endif
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#endif
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/**************************************************************************************************
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*/
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