cpu_backup_ram.h
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1 /*
2  * SPDX-FileCopyrightText: 2022 Otto-von-Guericke-Universität Magdeburg
3  * SPDX-License-Identifier: LGPL-2.1-only
4  */
5 
6 #pragma once
7 
18 #ifdef __cplusplus
19 extern "C" {
20 #endif
21 
25 #define BACKUP_RAM_HAS_INIT 1
26 
30 void backup_ram_init(void);
31 
35 bool cpu_woke_from_backup(void);
36 
37 #ifdef __cplusplus
38 }
39 #endif
40 
backup_ram_init
void backup_ram_init(void)
Enable backup RAM access.
cpu_woke_from_backup
bool cpu_woke_from_backup(void)
Returns true if the CPU woke up from deep sleep (backup/standby)