Add removeAlarm function

Author: csnol

STM32F1/libraries/RTClock/examples/RTC-Serial-Set-Newlibrary.ino

@@ -13,6 +13,7 @@ setTime			KEYWORD2
 getTime			KEYWORD2
 
 createAlarm		KEYWORD2
+removeAlarm		KEYWORD2
 setAlarmTime		KEYWORD2
 
 attachSecondsInterrupt	KEYWORD2

STM32F1/libraries/RTClock/examples/STM32F103-RTC-Serial-Set.jpg

@@ -194,6 +194,10 @@ time_t RTClock::makeTime(tm_t & tmm)
 		rtc_attach_interrupt(RTC_ALARM_SPECIFIC_INTERRUPT, function);
 	}
 
+	void RTClock::removeAlarm() {
+		rtc_detach_interrupt(RTC_ALARM_SPECIFIC_INTERRUPT);
+	}
+	
 	void RTClock::attachSecondsInterrupt(voidFuncPtr function) {
 		rtc_attach_interrupt(RTC_SECONDS_INTERRUPT, function);
 	}

STM32F1/libraries/RTClock/keywords.txt

@@ -76,11 +76,12 @@ class RTClock {
 
 	void createAlarm(voidFuncPtr function, time_t alarm_time_t); 
 	void createAlarm(voidFuncPtr function, struct tm_t & alarm_tm);
+	void removeAlarm();
 
 	void attachSecondsInterrupt(voidFuncPtr function); 
 	void detachSecondsInterrupt();
 
-        void attachAlarmInterrupt(voidFuncPtr function); 
+    void attachAlarmInterrupt(voidFuncPtr function); 
 	void attachAlarmInterrupt(voidFuncPtr function, time_t alarm_time);
 	void detachAlarmInterrupt();