1
0
mirror of https://github.com/RIOT-OS/RIOT.git synced 2025-12-20 12:03:52 +01:00
RIOT/cpu/stm32/include/periph/cpu_backup_ram.h
2025-10-02 10:24:48 +02:00

42 lines
734 B
C

/*
* SPDX-FileCopyrightText: 2022 Otto-von-Guericke-Universität Magdeburg
* SPDX-License-Identifier: LGPL-2.1-only
*/
#pragma once
/**
* @ingroup cpu_stm32
* @{
*
* @file
* @brief Backup SRAM CPU specific definitions for the STM32 family
*
* @author Fabian Hüßler <fabian.huessler@ovgu.de>
*/
#ifdef __cplusplus
extern "C" {
#endif
/**
* @brief Backup RAM must be initialized with @ref backup_ram_init on reset
*/
#define BACKUP_RAM_HAS_INIT 1
/**
* @brief Enable backup RAM access
*/
void backup_ram_init(void);
/**
* @brief Returns true if the CPU woke up from deep sleep (backup/standby)
*/
bool cpu_woke_from_backup(void);
#ifdef __cplusplus
}
#endif
/** @} */