55 lines
1.9 KiB
C
55 lines
1.9 KiB
C
/********************************** (C) COPYRIGHT *******************************
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* File Name : ch32v30x_rtc.h
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* Author : WCH
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* Version : V1.0.0
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* Date : 2021/06/06
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* Description : This file contains all the functions prototypes for the RTC
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* firmware library.
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* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.
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* SPDX-License-Identifier: Apache-2.0
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*******************************************************************************/
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#ifndef __CH32V30x_RTC_H
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#define __CH32V30x_RTC_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include "ch32v30x.h"
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/* RTC_interrupts_define */
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#define RTC_IT_OW ((uint16_t)0x0004) /* Overflow interrupt */
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#define RTC_IT_ALR ((uint16_t)0x0002) /* Alarm interrupt */
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#define RTC_IT_SEC ((uint16_t)0x0001) /* Second interrupt */
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/* RTC_interrupts_flags */
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#define RTC_FLAG_RTOFF ((uint16_t)0x0020) /* RTC Operation OFF flag */
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#define RTC_FLAG_RSF ((uint16_t)0x0008) /* Registers Synchronized flag */
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#define RTC_FLAG_OW ((uint16_t)0x0004) /* Overflow flag */
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#define RTC_FLAG_ALR ((uint16_t)0x0002) /* Alarm flag */
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#define RTC_FLAG_SEC ((uint16_t)0x0001) /* Second flag */
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void RTC_ITConfig(uint16_t RTC_IT, FunctionalState NewState);
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void RTC_EnterConfigMode(void);
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void RTC_ExitConfigMode(void);
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uint32_t RTC_GetCounter(void);
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void RTC_SetCounter(uint32_t CounterValue);
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void RTC_SetPrescaler(uint32_t PrescalerValue);
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void RTC_SetAlarm(uint32_t AlarmValue);
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uint32_t RTC_GetDivider(void);
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void RTC_WaitForLastTask(void);
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void RTC_WaitForSynchro(void);
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FlagStatus RTC_GetFlagStatus(uint16_t RTC_FLAG);
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void RTC_ClearFlag(uint16_t RTC_FLAG);
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ITStatus RTC_GetITStatus(uint16_t RTC_IT);
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void RTC_ClearITPendingBit(uint16_t RTC_IT);
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#ifdef __cplusplus
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}
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#endif
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#endif
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