--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Small_CPU/Inc/rtc.h	Sat Apr 28 11:52:34 2018 +0200
@@ -0,0 +1,49 @@
+/**
+  ******************************************************************************
+  * @file    rtc.h
+  * @author  heinrichs weikamp gmbh
+  * @version V0.0.1
+  * @date    10-Oct-2014
+  * @brief   header file for rtc control
+  *           
+  @verbatim                 
+  ============================================================================== 
+                        ##### How to use #####
+  ============================================================================== 
+  @endverbatim
+  ******************************************************************************
+  * @attention
+  *
+  * <h2><center>&copy; COPYRIGHT(c) 2014 heinrichs weikamp</center></h2>
+  *
+  ******************************************************************************
+  */ 
+
+/* Define to prevent recursive inclusion -------------------------------------*/
+#ifndef RTC_H
+#define RTC_H
+
+#ifdef __cplusplus
+ extern "C" {
+#endif
+
+/* Includes ------------------------------------------------------------------*/
+
+#define RTC_ASYNCH_PREDIV  0x7F   /* LSE as RTC clock */
+#define RTC_SYNCH_PREDIV   0x00FF /* LSE as RTC clock */
+
+#include "stm32f4xx_hal.h"
+	 
+void MX_RTC_init(void);
+void RTC_StopMode_2seconds(void);
+void RTC_Stop_11ms(void);
+void RTC_SetTime(RTC_TimeTypeDef stimestructure);
+void RTC_SetDate(RTC_DateTypeDef sdatestructure);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* RTC_H */
+
+/************************ (C) COPYRIGHT heinrichs weikamp *****END OF FILE****/