Virtuabotixrtc.h Arduino Library May 2026
void loop() myRTC.updateTime();
void setup() Serial.begin(9600); if (!SD.begin(10)) Serial.println("SD Card failed!"); return; virtuabotixrtc.h arduino library
int alarmHour = 7; int alarmMinute = 0;
// 4. Day of week (as number) Serial.print("Day of week (1-7): "); Serial.println(myRTC.dayofweek); void loop() myRTC
int tempReading = analogRead(tempPin); float voltage = tempReading * (5.0 / 1023.0); float temperatureC = voltage * 100.0; void loop() myRTC.updateTime()