88 lines
2.7 KiB
C
88 lines
2.7 KiB
C
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/*****************************************************************************
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*
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* \file
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*
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* \brief ADC header for AVR UC3 UC3.
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*
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* This file defines a useful set of functions for ADC on AVR UC3 devices.
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*
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* Copyright (c) 2009-2018 Microchip Technology Inc. and its subsidiaries.
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*
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* \asf_license_start
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*
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* \page License
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*
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* Subject to your compliance with these terms, you may use Microchip
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* software and any derivatives exclusively with Microchip products.
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* It is your responsibility to comply with third party license terms applicable
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* to your use of third party software (including open source software) that
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* may accompany Microchip software.
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*
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* THIS SOFTWARE IS SUPPLIED BY MICROCHIP "AS IS". NO WARRANTIES,
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* WHETHER EXPRESS, IMPLIED OR STATUTORY, APPLY TO THIS SOFTWARE,
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* INCLUDING ANY IMPLIED WARRANTIES OF NON-INFRINGEMENT, MERCHANTABILITY,
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* AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT WILL MICROCHIP BE
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* LIABLE FOR ANY INDIRECT, SPECIAL, PUNITIVE, INCIDENTAL OR CONSEQUENTIAL
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* LOSS, DAMAGE, COST OR EXPENSE OF ANY KIND WHATSOEVER RELATED TO THE
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* SOFTWARE, HOWEVER CAUSED, EVEN IF MICROCHIP HAS BEEN ADVISED OF THE
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* POSSIBILITY OR THE DAMAGES ARE FORESEEABLE. TO THE FULLEST EXTENT
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* ALLOWED BY LAW, MICROCHIP'S TOTAL LIABILITY ON ALL CLAIMS IN ANY WAY
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* RELATED TO THIS SOFTWARE WILL NOT EXCEED THE AMOUNT OF FEES, IF ANY,
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* THAT YOU HAVE PAID DIRECTLY TO MICROCHIP FOR THIS SOFTWARE.
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*
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* \asf_license_stop
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*
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*****************************************************************************/
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/*
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* Support and FAQ: visit <a href="https://www.microchip.com/support/">Microchip Support</a>
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*/
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#ifndef _ADC_H_
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#define _ADC_H_
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/**
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* \defgroup group_avr32_drivers_adc ADC - Analog to Digital Converter
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*
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* Analog to Digital Converter is able to capture analog signals and transform
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* them
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* into digital format with 10-bit resolution.
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*
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* \{
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*/
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#include <avr32/io.h>
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#include "compiler.h"
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/* if using 8 bits for ADC, define this flag in your compiler options */
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/** Max value for ADC resolution */
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#ifdef USE_ADC_8_BITS
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# define ADC_MAX_VALUE 0xFF
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#else
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# define ADC_MAX_VALUE 0x3FF
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#endif
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void adc_configure(volatile avr32_adc_t *adc);
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void adc_start(volatile avr32_adc_t *adc);
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void adc_enable(volatile avr32_adc_t *adc, uint16_t channel);
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void adc_disable(volatile avr32_adc_t *adc, uint16_t channel);
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bool adc_get_status(volatile avr32_adc_t *adc, uint16_t channel);
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bool adc_check_eoc(volatile avr32_adc_t *adc, uint16_t channel);
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bool adc_check_ovr(volatile avr32_adc_t *adc, uint16_t channel);
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uint32_t adc_get_value(volatile avr32_adc_t *adc,
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uint16_t channel);
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uint32_t adc_get_latest_value(volatile avr32_adc_t *adc);
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/**
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* \}
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*/
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#endif /* _ADC_H_ */
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