161 lines
4.3 KiB
C
161 lines
4.3 KiB
C
/**
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* \file
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*
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* \brief SAM Timer/Counter
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*
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* Copyright (c) 2014-2018 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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#ifndef _HPL_TC_BASE_H_INCLUDED
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#define _HPL_TC_BASE_H_INCLUDED
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#include <hpl_timer.h>
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#include <hpl_pwm.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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* \addtogroup tc_group TC Hardware Proxy Layer
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*
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* \section tc_hpl_rev Revision History
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* - v0.0.0.1 Initial Commit
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*
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*@{
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*/
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/**
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* \name HPL functions
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*/
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//@{
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/**
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* \brief Retrieve timer helper functions
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*
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* \return A pointer to set of timer helper functions
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*/
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struct _timer_hpl_interface *_tc_get_timer(void);
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/**
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* \brief Initialize TC for PWM
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*
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* This function does low level TC configuration.
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*
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* \param[in] device The pointer to TC 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 _tc_pwm_init(struct _pwm_device *const device, void *const hw);
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/**
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* \brief De-initialize TC for PWM
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*
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* \param[in] device The pointer to TC device instance
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*/
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void _tc_pwm_deinit(struct _pwm_device *const device);
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/**
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* \brief Retrieve offset of the given tc hardware instance
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*
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* \param[in] device The pointer to TC device instance
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*
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* \return The offset of the given tc hardware instance
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*/
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uint8_t _tc_pwm_get_hardware_offset(const struct _pwm_device *const device);
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/**
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* \brief Start PWM
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*
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* \param[in] device The pointer to TC device instance
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*/
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void _tc_start_pwm(struct _pwm_device *const device);
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/**
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* \brief Stop PWM
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*
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* \param[in] device The pointer to TC device instance
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*/
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void _tc_stop_pwm(struct _pwm_device *const device);
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/**
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* \brief Check if PWM is running
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*
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* \param[in] device The pointer to TC device instance
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*
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* \return Check status.
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* \retval true The given timer is running
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* \retval false The given timer is not running
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*/
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bool _tc_is_pwm_enabled(const struct _pwm_device *const device);
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/**
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* \brief Set PWM parameter
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* \param[in] device The pointer to TC device instance
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* \param[in] period Total period of one PWM cycle.
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* \param[in] duty_cycle Period of PWM first half during one cycle.
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*/
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void _tc_set_pwm_param(struct _pwm_device *const device, const pwm_period_t period, const pwm_period_t duty_cycle);
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/**
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* \brief Get pwm waveform period value
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* \param[in] device The pointer to TC device instance
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* \return Period value.
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*/
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pwm_period_t _tc_pwm_get_period(const struct _pwm_device *const device);
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/**
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* \brief Get pwm waveform duty cycle value
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* \param[in] device The pointer to TC device instance
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* \return Duty cycle value
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*/
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uint32_t _tc_pwm_get_duty(const struct _pwm_device *const device);
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/**
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* \brief Enable/disable PWM interrupt
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*
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* param[in] device The pointer to PWM device instance
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* param[in] type The type of interrupt to disable/enable if applicable
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* param[in] disable Enable or disable
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*/
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void _tc_pwm_set_irq_state(struct _pwm_device *const device, const enum _pwm_callback_type type, const bool disable);
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/**
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* \brief Retrieve pwm helper functions
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*
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* \return A pointer to set of pwm helper functions
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*/
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struct _pwm_hpl_interface *_tc_get_pwm(void);
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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 /* _HPL_TC_BASE_H_INCLUDED */
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