DongEun Koak / mbed-src

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Dependents:   Freedman_v2 Nucleo_i2c_OLED_BME280_copy

Fork of mbed-src by mbed official

Diff: targets/hal/TARGET_STM/TARGET_NUCLEO_L152RE/rtc_api.c

Revision:
216:577900467c9e
Parent:
174:8bb9f3a33240
Child:
354:e67efb2aab0e
diff -r 83cf97a28428 -r 577900467c9e targets/hal/TARGET_STM/TARGET_NUCLEO_L152RE/rtc_api.c
--- a/targets/hal/TARGET_STM/TARGET_NUCLEO_L152RE/rtc_api.c	Tue May 27 08:30:06 2014 +0100
+++ b/targets/hal/TARGET_STM/TARGET_NUCLEO_L152RE/rtc_api.c	Tue May 27 10:00:08 2014 +0100
@@ -90,7 +90,16 @@
 }
 
 void rtc_free(void) {
-    RCC_DeInit(); // Resets the RCC clock configuration to the default reset state
+    // Reset RTC
+    PWR_RTCAccessCmd(ENABLE); // Enable access to Backup Domain
+    RTC_DeInit();
+    RCC_RTCResetCmd(ENABLE);
+    RCC_RTCResetCmd(DISABLE);
+    // Disable RTC, LSE and LSI clocks
+    RCC_RTCCLKCmd(DISABLE);
+    RCC_LSEConfig(RCC_LSE_OFF);
+    RCC_LSICmd(DISABLE);
+
     rtc_inited = 0;
 }