32343
843447835d
- IPS200 display menu with real-time status and parameter settings - Camera image processing and line tracking - IMU attitude solution and PID control - WiFi SPI oscilloscope data transmission
95 lines
3.7 KiB
C
95 lines
3.7 KiB
C
/**
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* \file TPwm.h
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* \brief TPWM interface
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*
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* \copyright Copyright (c) 2013 Infineon Technologies AG. All rights reserved.
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*
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* $Date: 2014-02-27 20:08:18 GMT$
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*
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* IMPORTANT NOTICE
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*
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*
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* Use of this file is subject to the terms of use agreed between (i) you or
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* the company in which ordinary course of business you are acting and (ii)
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* Infineon Technologies AG or its licensees. If and as long as no such
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* terms of use are agreed, use of this file is subject to following:
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* Boost Software License - Version 1.0 - August 17th, 2003
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* Permission is hereby granted, free of charge, to any person or
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* organization obtaining a copy of the software and accompanying
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* documentation covered by this license (the "Software") to use, reproduce,
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* display, distribute, execute, and transmit the Software, and to prepare
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* derivative works of the Software, and to permit third-parties to whom the
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* Software is furnished to do so, all subject to the following:
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* The copyright notices in the Software and this entire statement, including
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* the above license grant, this restriction and the following disclaimer, must
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* be included in all copies of the Software, in whole or in part, and all
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* derivative works of the Software, unless such copies or derivative works are
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* solely in the form of machine-executable object code generated by a source
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* language processor.
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
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* SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
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* FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*
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* \defgroup library_srvsw_if_tpwm TPWM interface
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* \ingroup library_srvsw_if
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*
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*/
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#ifndef TPWM_H_
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#define TPWM_H_ 1
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#include "Cpu/Std/Ifx_Types.h"
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typedef struct TPwm_s TPwm;
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typedef void (*TPwm_Start)(TPwm *handle);
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typedef void (*TPwm_Pause)(TPwm *handle);
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typedef void (*TPwm_Resume)(TPwm *handle);
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typedef void (*TPwm_Stop)(TPwm *handle);
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typedef struct
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{
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TPwm_Start start;
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TPwm_Pause pause;
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TPwm_Resume resume;
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TPwm_Stop stop;
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} TPwm_Functions;
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/** \brief Structure of the TPwm interface */
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struct TPwm_s
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{
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float32 frequency; /**< \brief Actual frequency */
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Ifx_TimerValue period; /**< \brief Actual timer period */
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#if IFX_CFG_USE_STANDARD_INTERFACE
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TPwm_Functions functions; /**< \brief Actual timer period */
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#endif
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};
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/** \brief Configuration structure of the TPwm interface */
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typedef struct
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{
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float32 frequency; /**< \brief Specify expected PWM frequency in Hertz */
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Ifx_TimerValue waitingTime; /**< \brief Specify the expected ticks before timer starts (TWAIT) */
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Ifx_TimerValue activeCount; /**< \brief Specify active PWM period (TCOUNT) */
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Ifx_TimerValue period; /**< \brief Specify expected PWM period in ticks. */
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Ifx_ActiveState activeState; /**< \brief Active state select for PWM output. Active high means that the PWM edge is rising at the elapsed of waitingTicks */
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} TPwm_Config;
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#if IFX_CFG_USE_STANDARD_INTERFACE
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IFX_INLINE void TPwm_start(TPwm *handle) {handle->functions.start(handle); }
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IFX_INLINE void TPwm_pause(TPwm *handle) {handle->functions.pause(handle); }
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IFX_INLINE void TPwm_resume(TPwm *handle) {handle->functions.resume(handle); }
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IFX_INLINE void TPwm_stop(TPwm *handle) {handle->functions.stop(handle); }
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#endif
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#endif /* TPWM_H_ */
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