84 lines
2.1 KiB
C
84 lines
2.1 KiB
C
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/*
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ChibiOS/RT - Copyright (C) 2006-2007 Giovanni Di Sirio.
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This file is part of ChibiOS/RT.
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ChibiOS/RT is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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ChibiOS/RT is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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/**
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* @file adc.c
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* @brief ADC Driver code.
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* @addtogroup ADC
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* @{
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*/
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#include <ch.h>
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#include <adc.h>
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/**
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* @brief ADC Driver initialization.
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*/
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void adcInit(void) {
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adc_lld_init();
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}
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/**
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* @brief Initializes the standard part of a @p ADCDriver structure.
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*
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* @param[in] adcp pointer to the @p ADCDriver object
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*/
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void adcObjectInit(ADCDriver *adcp) {
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adcp->adc_state = ADC_STOP;
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adcp->adc_config = NULL;
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}
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/**
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* @brief Configures and activates the ADC peripheral.
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*
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* @param[in] adcp pointer to the @p ADCDriver object
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* @param config pointer to the @p ADCConfig object
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*/
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void adcStart(ADCDriver *adcp, const ADCConfig *config) {
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chDbgCheck((adcp != NULL) && (config != NULL), "adcStart");
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chDbgAssert((adcp->adc_state == ADC_STOP) || (adcp->adc_state == ADC_READY),
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"adcStart(), #1",
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"invalid state");
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adcp->adc_config = config;
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adc_lld_start(adcp);
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adcp->adc_state = ADC_READY;
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}
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/**
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* @brief Deactivates the ADC peripheral.
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*
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* @param[in] adcp pointer to the @p ADCDriver object
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*/
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void adcStop(ADCDriver *adcp) {
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chDbgCheck(adcp != NULL, "adcStop");
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chDbgAssert((adcp->spd_state == ADC_STOP) || (adcp->spd_state == ADC_READY),
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"adcStop(), #1",
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"invalid state");
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adc_lld_stop(adcp);
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adcp->spd_state = ADC_STOP;
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}
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/** @} */
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