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147 lines
4.1 KiB
147 lines
4.1 KiB
/**
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* \file
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*
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* \brief DAC related functionality declaration.
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*
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* Copyright (C) 2014-2017 Atmel Corporation. All rights reserved.
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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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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* 3. The name of Atmel may not 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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* 4. This software may only be redistributed and used in connection with an
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* Atmel microcontroller product.
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*
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* THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE
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* EXPRESSLY AND SPECIFICALLY DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR
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* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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* \asf_license_stop
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*
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*/
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#ifndef _HPL_DAC_SYNC_H_INCLUDED
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#define _HPL_DAC_SYNC_H_INCLUDED
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/**
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* \addtogroup hpl__dac__group DAC HPL APIs
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* See interface description here: \ref hpl__dac__doc
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*
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*/
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/**@{*/
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#include <compiler.h>
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#include "hpl_irq.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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* DAC hardware Channel Number
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*/
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#ifndef CHANNEL_NUM
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#define CHANNEL_NUM 2
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#endif
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/**
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* \brief DAC sync descriptor device structure.
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*/
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struct _dac_sync_device {
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void *hw; /*!< Hardware module instance handler */
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};
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/**
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* \brief Initialize synchronous DAC.
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*
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* This function does low level DAC configuration.
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*
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* \param[in] device The pointer to DAC device instance
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* \param[in] hw The pointer to hardware instance
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*
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* \return Initialization status
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*/
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int32_t _dac_sync_init(struct _dac_sync_device *const device, void *const hw);
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/**
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* \brief Deinitialize DAC.
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*
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* \param[in] device The pointer to DAC device instance
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*/
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void _dac_sync_deinit(struct _dac_sync_device *const device);
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/**
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* \brief Enable DAC Channel.
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*
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* \param[in] device The pointer to DAC device instance
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* \param[in] ch channel number
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*/
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void _dac_sync_enable_channel(struct _dac_sync_device *const device, const uint8_t ch);
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/**
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* \brief Disable DAC Channel.
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*
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* \param[in] device The pointer to DAC device instance
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* \param[in] ch channel number
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*/
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void _dac_sync_disable_channel(struct _dac_sync_device *const device, const uint8_t ch);
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/**
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* \brief Checks if DAC channel is enabled
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*
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* \param[in] device The pointer to DAC device instance
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* \param[in] ch channel number
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*
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* \return true channel is enabled, false otherwise
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*/
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bool _dac_sync_is_channel_enable(struct _dac_sync_device *const device, const uint8_t ch);
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/**
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* \brief Write synchronous DAC data for output.
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*
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* \param[in] device The pointer to DAC device instance
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* \param[in] data Digital data which to be converted
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* \param[in] ch The channel selected to output
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*/
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void _dac_sync_write_data(struct _dac_sync_device *const device, const uint16_t data, const uint8_t ch);
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#ifdef __cplusplus
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}
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#endif
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/**@}*/
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/**
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* \page hpl__dac__doc DAC HPL Interface Driver
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*
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* \section hpl__dac__desc DAC HPL Description
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*
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* The following device can use this HPL driver
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* - Atmel | SMART SAM D21
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*
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* \section hpl__dac__imple DAC HPL Implements
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* - \subpage hpl__dac__hw_module1__doc
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*/
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#endif /* _HPL_DAC_SYNC_H_INCLUDED */
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