[riot-notifications] [RIOT-OS/RIOT] cpu/stm32: make backup SRAM available (#16870)

fabian18 notifications at github.com
Mon Sep 20 10:14:52 CEST 2021


@fabian18 commented on this pull request.



> + *
+ * @file
+ * @brief       Implementation of backup SRAM capabilities for stm32 MCUs
+ *
+ * @author      Fabian Hüßler <fabian.huessler at ovgu.de>
+ * @}
+ */
+
+#include "periph_cpu.h"
+#include "stmclk.h"
+
+#ifndef BKPRAM_CONFIG
+/**
+ * @brief   Configuration to retain backup RAM content during standby mode
+ */
+#if defined(CPU_FAM_STM32F7)

Yes so far only `F7` seems to have `CSR1`.

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