140 lines
4.6 KiB
C
140 lines
4.6 KiB
C
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/*******************************************************************************
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* Copyright (C) 2020, Huada Semiconductor Co., Ltd. All rights reserved.
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*
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* This software component is licensed by HDSC under BSD 3-Clause license
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* (the "License"); You may not use this file except in compliance with the
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* License. You may obtain a copy of the License at:
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* opensource.org/licenses/BSD-3-Clause
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*/
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/******************************************************************************/
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/** \file hc32f460_ots.h
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**
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** A detailed description is available at
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** @link OtsGroup Ots description @endlink
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**
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** - 2018-10-26 CDT First version for Device Driver Library of Ots.
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**
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******************************************************************************/
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#ifndef __HC32F460_OTS_H__
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#define __HC32F460_OTS_H__
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/*******************************************************************************
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* Include files
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******************************************************************************/
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#include "hc32_common.h"
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#include "ddl_config.h"
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#if (DDL_OTS_ENABLE == DDL_ON)
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/* C binding of definitions if building with C++ compiler */
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#ifdef __cplusplus
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extern "C"
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{
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#endif
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/**
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*******************************************************************************
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** \defgroup OtsGroup On-chip Temperature Sensor(OTS)
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**
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******************************************************************************/
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//@{
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/*******************************************************************************
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* Global type definitions ('typedef')
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******************************************************************************/
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/* Automatically turn off the analog temperature sensor after the temperature
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measurement is over. */
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typedef enum en_ots_auto_off
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{
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OtsAutoOff_Disable = 0x0, ///< Disable automatically turn off OTS.
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OtsAutoOff_Enable = 0x1, ///< Enable automatically turn off OTS.
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} en_ots_auto_off_t;
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/* Temperature measurement end interrupt request. */
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typedef enum en_ots_ie
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{
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OtsInt_Disable = 0x0, ///< Disable OTS interrupt.
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OtsInt_Enable = 0x1, ///< Enable OTS interrupt.
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} en_ots_ie_t;
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/* OTS clock selection. */
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typedef enum en_ots_clk_sel
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{
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OtsClkSel_Xtal = 0x0, ///< Select XTAL as OTS clock.
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OtsClkSel_Hrc = 0x1, ///< Select HRC as OTS clock.
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} en_ots_clk_sel_t;
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/* OTS OTS initialization structure definition. */
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typedef struct stc_ots_init
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{
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en_ots_auto_off_t enAutoOff; ///< @ref en_ots_auto_off_t.
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en_ots_clk_sel_t enClkSel; ///< @ref en_ots_clk_sel_t.
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float32_t f32SlopeK; ///< K: Temperature slope (calculated by calibration experiment). */
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float32_t f32OffsetM; ///< M: Temperature offset (calculated by calibration experiment). */
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} stc_ots_init_t;
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/* OTS common trigger source select */
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typedef enum en_ots_com_trigger
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{
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OtsComTrigger_1 = 0x1, ///< Select common trigger 1.
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OtsComTrigger_2 = 0x2, ///< Select common trigger 2.
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OtsComTrigger_1_2 = 0x3, ///< Select common trigger 1 and 2.
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} en_ots_com_trigger_t;
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/*******************************************************************************
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* Global variable definitions ('extern')
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******************************************************************************/
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/*******************************************************************************
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* Global function prototypes (definition in C source)
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******************************************************************************/
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/**
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* @brief Start OTS.
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* @param None
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* @retval None
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*/
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__STATIC_INLINE void OTS_Start(void)
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{
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bM4_OTS_CTL_OTSST = (uint32_t)1u;
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}
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/**
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* @brief Stop OTS.
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* @param None
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* @retval None
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*/
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__STATIC_INLINE void OTS_Stop(void)
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{
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bM4_OTS_CTL_OTSST = (uint32_t)0u;
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}
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en_result_t OTS_Init(const stc_ots_init_t *pstcInit);
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void OTS_DeInit(void);
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en_result_t OTS_Polling(float32_t *pf32Temp, uint32_t u32Timeout);
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void OTS_IntCmd(en_functional_state_t enNewState);
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void OTS_SetTriggerSrc(en_event_src_t enEvent);
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void OTS_ComTriggerCmd(en_ots_com_trigger_t enComTrigger, en_functional_state_t enState);
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en_result_t OTS_ScalingExperiment(uint16_t *pu16Dr1, uint16_t *pu16Dr2, \
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uint16_t *pu16Ecr, float32_t *pf32A, \
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uint32_t u32Timeout);
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float OTS_CalculateTemp(void);
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//@} // OtsGroup
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#ifdef __cplusplus
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}
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#endif
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#endif /* DDL_OTS_ENABLE */
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#endif /* __HC32F460_OTS_H__ */
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/*******************************************************************************
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* EOF (not truncated)
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******************************************************************************/
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