143 lines
5.9 KiB
C
143 lines
5.9 KiB
C
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/**************************************************************************************************
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Filename: hal_adc.h
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Revised: $Date: 2010-02-25 15:22:29 -0800 (Thu, 25 Feb 2010) $
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Revision: $Revision: 21800 $
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Description: This file contains the interface to the ADC Service.
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Copyright 2005-2010 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_ADC_H
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#define HAL_ADC_H
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#ifdef __cplusplus
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extern "C"
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{
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#endif
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/**************************************************************************************************
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* INCLUDES
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**************************************************************************************************/
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#include "hal_board.h"
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/**************************************************************************************************
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* CONSTANTS
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**************************************************************************************************/
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/* Resolution */
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#define HAL_ADC_RESOLUTION_8 0x01
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#define HAL_ADC_RESOLUTION_10 0x02
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#define HAL_ADC_RESOLUTION_12 0x03
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#define HAL_ADC_RESOLUTION_14 0x04
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/* Channels */
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#define HAL_ADC_CHANNEL_0 0x00
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#define HAL_ADC_CHANNEL_1 0x01
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#define HAL_ADC_CHANNEL_2 0x02
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#define HAL_ADC_CHANNEL_3 0x03
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#define HAL_ADC_CHANNEL_4 0x04
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#define HAL_ADC_CHANNEL_5 0x05
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#define HAL_ADC_CHANNEL_6 0x06
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#define HAL_ADC_CHANNEL_7 0x07
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#define HAL_ADC_CHN_AIN0 0x00 /* AIN0 */
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#define HAL_ADC_CHN_AIN1 0x01 /* AIN1 */
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#define HAL_ADC_CHN_AIN2 0x02 /* AIN2 */
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#define HAL_ADC_CHN_AIN3 0x03 /* AIN3 */
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#define HAL_ADC_CHN_AIN4 0x04 /* AIN4 */
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#define HAL_ADC_CHN_AIN5 0x05 /* AIN5 */
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#define HAL_ADC_CHN_AIN6 0x06 /* AIN6 */
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#define HAL_ADC_CHN_AIN7 0x07 /* AIN7 */
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#define HAL_ADC_CHN_A0A1 0x08 /* AIN0,AIN1 */
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#define HAL_ADC_CHN_A2A3 0x09 /* AIN2,AIN3 */
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#define HAL_ADC_CHN_A4A5 0x0a /* AIN4,AIN5 */
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#define HAL_ADC_CHN_A6A7 0x0b /* AIN6,AIN7 */
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#define HAL_ADC_CHN_GND 0x0c /* GND */
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#define HAL_ADC_CHN_VREF 0x0d /* Positive voltage reference */
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#define HAL_ADC_CHN_TEMP 0x0e /* Temperature sensor */
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#define HAL_ADC_CHN_VDD3 0x0f /* VDD/3 */
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#define HAL_ADC_CHN_BITS 0x0f /* Bits [3:0] */
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#define HAL_ADC_CHANNEL_TEMP HAL_ADC_CHN_TEMP
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#define HAL_ADC_CHANNEL_VDD HAL_ADC_CHN_VDD3 /* channel VDD divided by 3 */
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/* Vdd Limits */
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#define HAL_ADC_VDD_LIMIT_0 0x00
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#define HAL_ADC_VDD_LIMIT_1 0x01
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#define HAL_ADC_VDD_LIMIT_2 0x02
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#define HAL_ADC_VDD_LIMIT_3 0x03
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#define HAL_ADC_VDD_LIMIT_4 0x04
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#define HAL_ADC_VDD_LIMIT_5 0x05
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#define HAL_ADC_VDD_LIMIT_6 0x06
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#define HAL_ADC_VDD_LIMIT_7 0x07
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/* Reference Voltages */
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#define HAL_ADC_REF_125V 0x00 /* Internal Reference (1.25V-CC2430)(1.15V-CC2530) */
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#define HAL_ADC_REF_AIN7 0x40 /* AIN7 Reference */
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#define HAL_ADC_REF_AVDD 0x80 /* AVDD_SOC Pin Reference */
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#define HAL_ADC_REF_DIFF 0xc0 /* AIN7,AIN6 Differential Reference */
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#define HAL_ADC_REF_BITS 0xc0 /* Bits [7:6] */
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/**************************************************************************************************
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* FUNCTIONS - API
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**************************************************************************************************/
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/*
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* Initialize ADC Service with reference set to default value
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*/
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extern void HalAdcInit ( void );
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/*
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* Read value from a specified ADC Channel at the given resolution
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*/
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extern uint16 HalAdcRead ( uint8 channel, uint8 resolution );
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/*
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* Set the reference voltage for the ADC
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*/
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extern void HalAdcSetReference ( uint8 reference );
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/*
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* Check for minimum Vdd specified.
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*/
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extern bool HalAdcCheckVdd(uint8 vdd);
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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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