fixed remaining RTC issues

Author: cristidragomir97

examples/WakeFromRTC/WakeFromRTC.ino

@@ -4,42 +4,67 @@
 #include "Arduino_Portenta_C33_LowPower.h"
 
 LowPower lowPower;
-
-
 RTCTime initialTime(1, Month::JANUARY, 2000, 12, 10, 00, DayOfWeek::TUESDAY, SaveLight::SAVING_TIME_ACTIVE);
 
 
 void alarmCallback()
 {
-  digitalWrite(LED_BUILTIN, LOW);
-  delay(1000);
   digitalWrite(LED_BUILTIN, HIGH);
-    lowPower.deepSleep();
+  delay(1000);
+  digitalWrite(LED_BUILTIN, LOW);
+  lowPower.deepSleep();
+}
+
+
+bool sleepFor(int hours, int minutes, int seconds){
+{
+    
+        RTCTime currentTime;
+        if (!RTC.getTime(currentTime)) {
+            Serial.println("Failed to get current time"); 
+            return false; // Failed to get current time
+        }
+        Serial.println(currentTime.toString());
+
+        // Convert current time to UNIX timestamp and add the desired interval
+        time_t currentTimestamp = currentTime.getUnixTime();
+        currentTimestamp += hours * 3600 + minutes * 60 + seconds;
+        // Convert back to RTCTime
+        RTCTime alarmTime(currentTimestamp);
+        // Configure the alarm match criteria
+        AlarmMatch match;
+        match.addMatchSecond(); // Trigger the alarm when the seconds match
+        match.addMatchMinute(); // Trigger the alarm when the minutes match
+        match.addMatchHour();   // Trigger the alarm when the hours match
+        // Set the alarm callback (assuming you have a callback function named alarmCallback)
+        if (!RTC.setAlarmCallback(alarmCallback, alarmTime, match)) {
+            Serial.println("Failed to set the alarm");
+            return false; // Failed to set the alarm
+        }
+
+        // Enable the alarm
+        Serial.println("Enabling the alarm");
+        return true;
+    }
 }
 
 
 void setup(){
+    Serial.begin(9600);
+    //while(!Serial);
+
     lowPower = LowPower();
-   // lowPower.enableWakeupFromRTC(&initialTime, &callback);
     lowPower.enableWakeupFromRTC();
 
     pinMode(LED_BUILTIN, OUTPUT);
-    digitalWrite(LED_BUILTIN, HIGH);
+    digitalWrite(LED_BUILTIN, LOW);
 
     RTC.begin();
 
-    if (!RTC.isRunning()) RTC.setTime(initialTime);
-
-    // Trigger the alarm every time the seconds are zero
-    RTCTime alarmTime;
-    alarmTime.setSecond(0);
-
-    // Make sure to only match on the seconds in this example - not on any other parts of the date/time
-    AlarmMatch matchTime;
-    matchTime.addMatchSecond();
-
-    //sets the alarm callback
-    RTC.setAlarmCallback(alarmCallback, alarmTime, matchTime);
+    if (!RTC.isRunning()) {
+        RTC.setTime(initialTime);
+        sleepFor(0, 0, 1);
+    }
 
 }
 

src/Arduino_Portenta_C33_LowPower.cpp

@@ -24,15 +24,8 @@ void LowPower::deepSleep(){
 }
 
 void LowPower::enableWakeupFromRTC(){
-    if(deepSleepWakeupSource == 0)
-        deepSleepWakeupSource = LPM_DEEP_STANDBY_CANCEL_SOURCE_RTC_ALARM;
-    else
-        deepSleepWakeupSource = deepSleepWakeupSource | LPM_DEEP_STANDBY_CANCEL_SOURCE_RTC_ALARM;
-
-    if(standbyWakeupSource == 0)
-        standbyWakeupSource = LPM_STANDBY_WAKE_SOURCE_RTCALM;
-    else
-        standbyWakeupSource = standbyWakeupSource | LPM_STANDBY_WAKE_SOURCE_RTCALM;
+    RenesasLowPowerConfig.deep_standby_cancel_source = LPM_DEEP_STANDBY_CANCEL_SOURCE_RTC_ALARM;
+    RenesasLowPowerConfig.standby_wake_sources = LPM_STANDBY_WAKE_SOURCE_RTCALM;
 }
 
 bool LowPower::enableWakeupFromPin(uint8_t pin, PinStatus direction){