bsp/stm32f4xx-HAL/drivers/drv_rtc.h


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/*
 * Copyright (c) 2006-2018, RT-Thread Development Team
 *
 * SPDX-License-Identifier: Apache-2.0
 *
 * Change Logs:
 * Date           Author       Notes
 * 2017-10-25     ZYH      first implementation
 */
 
#ifndef __DRV_RTC_H__
#define __DRV_RTC_H__
extern int rt_hw_rtc_init(void);
#endif