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git-subtree-dir: examples/knx-cc1310/coresdk_cc13xx_cc26xx git-subtree-split: 0d78d3280357416a5c0388148cda13717c9ffaa5
136 lines
3.7 KiB
C
136 lines
3.7 KiB
C
/*
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* Copyright (c) 2016-2017, Texas Instruments Incorporated
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* * Neither the name of Texas Instruments Incorporated nor the names of
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* its contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
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* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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* ======== ADC.c ========
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*/
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#include <stdbool.h>
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#include <stdint.h>
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#include <stdlib.h>
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#include <ti/drivers/ADC.h>
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#include <ti/drivers/dpl/HwiP.h>
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extern const ADC_Config ADC_config[];
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extern const uint_least8_t ADC_count;
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/* Default ADC parameters structure */
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const ADC_Params ADC_defaultParams = {
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.custom = NULL,
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.isProtected = true
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};
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static bool isInitialized = false;
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/*
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* ======== ADC_close ========
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*/
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void ADC_close(ADC_Handle handle)
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{
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handle->fxnTablePtr->closeFxn(handle);
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}
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/*
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* ======== ADC_control ========
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*/
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int_fast16_t ADC_control(ADC_Handle handle, uint_fast16_t cmd, void *arg)
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{
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return (handle->fxnTablePtr->controlFxn(handle, cmd, arg));
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}
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/*
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* ======== ADC_convert ========
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*/
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int_fast16_t ADC_convert(ADC_Handle handle, uint16_t *value)
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{
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return (handle->fxnTablePtr->convertFxn(handle, value));
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}
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/*
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* ======== ADC_convertToMicroVolts ========
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*/
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uint32_t ADC_convertToMicroVolts(ADC_Handle handle, uint16_t adcValue)
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{
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return (handle->fxnTablePtr->convertToMicroVolts(handle, adcValue));
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}
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/*
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* ======== ADC_init ========
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*/
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void ADC_init(void)
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{
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uint_least8_t i;
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uint_fast32_t key;
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key = HwiP_disable();
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if (!isInitialized) {
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isInitialized = (bool) true;
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/* Call each driver's init function */
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for (i = 0; i < ADC_count; i++) {
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ADC_config[i].fxnTablePtr->initFxn((ADC_Handle)&(ADC_config[i]));
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}
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}
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HwiP_restore(key);
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}
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/*
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* ======== ADC_open ========
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*/
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ADC_Handle ADC_open(uint_least8_t index, ADC_Params *params)
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{
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ADC_Handle handle = NULL;
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if (isInitialized && (index < ADC_count)) {
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/* If params are NULL use defaults */
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if (params == NULL) {
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params = (ADC_Params *) &ADC_defaultParams;
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}
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/* Get handle for this driver instance */
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handle = (ADC_Handle) &(ADC_config[index]);
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handle = handle->fxnTablePtr->openFxn(handle, params);
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}
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return (handle);
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}
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/*
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* ======== ADC_Params_init ========
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*/
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void ADC_Params_init(ADC_Params *params)
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{
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*params = ADC_defaultParams;
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}
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