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120 lines
3.4 KiB
120 lines
3.4 KiB
8 years ago
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/**
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******************************************************************************
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* @file stm8s_beep.h
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* @author MCD Application Team
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* @version V2.2.0
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* @date 30-September-2014
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* @brief This file contains all functions prototype and macros for the BEEP peripheral.
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******************************************************************************
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* @attention
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*
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* <h2><center>© COPYRIGHT 2014 STMicroelectronics</center></h2>
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*
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* Licensed under MCD-ST Liberty SW License Agreement V2, (the "License");
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* You may not use this file except in compliance with the License.
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* You may obtain a copy of the License at:
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*
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* http://www.st.com/software_license_agreement_liberty_v2
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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******************************************************************************
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*/
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/* Define to prevent recursive inclusion -------------------------------------*/
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#ifndef __STM8S_BEEP_H
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#define __STM8S_BEEP_H
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/* Includes ------------------------------------------------------------------*/
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#include "stm8s.h"
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/* Exported types ------------------------------------------------------------*/
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/** @addtogroup BEEP_Exported_Types
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* @{
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*/
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/**
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* @brief BEEP Frequency selection
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*/
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typedef enum {
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BEEP_FREQUENCY_1KHZ = (uint8_t)0x00, /*!< Beep signal output frequency equals to 1 KHz */
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BEEP_FREQUENCY_2KHZ = (uint8_t)0x40, /*!< Beep signal output frequency equals to 2 KHz */
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BEEP_FREQUENCY_4KHZ = (uint8_t)0x80 /*!< Beep signal output frequency equals to 4 KHz */
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} BEEP_Frequency_TypeDef;
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/**
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* @}
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*/
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/* Exported constants --------------------------------------------------------*/
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/** @addtogroup BEEP_Exported_Constants
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* @{
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*/
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#define BEEP_CALIBRATION_DEFAULT ((uint8_t)0x0B) /*!< Default value when calibration is not done */
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#define LSI_FREQUENCY_MIN ((uint32_t)110000) /*!< LSI minimum value in Hertz */
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#define LSI_FREQUENCY_MAX ((uint32_t)150000) /*!< LSI maximum value in Hertz */
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/**
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* @}
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*/
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/* Exported macros -----------------------------------------------------------*/
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/* Private macros ------------------------------------------------------------*/
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/** @addtogroup BEEP_Private_Macros
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* @{
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*/
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/**
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* @brief Macro used by the assert function to check the different functions parameters.
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*/
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/**
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* @brief Macro used by the assert function to check the BEEP frequencies.
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*/
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#define IS_BEEP_FREQUENCY_OK(FREQ) \
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(((FREQ) == BEEP_FREQUENCY_1KHZ) || \
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((FREQ) == BEEP_FREQUENCY_2KHZ) || \
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((FREQ) == BEEP_FREQUENCY_4KHZ))
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/**
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* @brief Macro used by the assert function to check the LSI frequency (in Hz).
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*/
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#define IS_LSI_FREQUENCY_OK(FREQ) \
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(((FREQ) >= LSI_FREQUENCY_MIN) && \
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((FREQ) <= LSI_FREQUENCY_MAX))
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/**
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* @}
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*/
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/* Exported functions ------------------------------------------------------- */
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/** @addtogroup BEEP_Exported_Functions
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* @{
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*/
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void BEEP_DeInit(void);
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void BEEP_Init(BEEP_Frequency_TypeDef BEEP_Frequency);
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void BEEP_Cmd(FunctionalState NewState);
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void BEEP_LSICalibrationConfig(uint32_t LSIFreqHz);
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/**
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* @}
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*/
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#endif /* __STM8S_BEEP_H */
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/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
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