fixed sd_logger

Application/BSP/BSP_POWER.c

@@ -10,7 +10,7 @@
 #include "cmsis_os2.h"
 #include "BSP_GPIO.h"
 #include "BSP_ADC.h"
-
+#include "BSP_SDLogger.h"
 #define LPTIM_CLK 500     // Hz
 #define SLEEP_TICK_TIME 1  // seconds to wait
 #define STAY_AWAKE_TIME 60 // seconds to stay awake without K15
@@ -52,6 +52,8 @@ void BSP_POWER_WakeUp() {
 */
 void BSP_POWER_EnterStandby() {
 
+    BSP_SDLogger_Flush();
+
     // stop the sytem interrupts
     __disable_irq();