RTC.cpp

To complete RTC support for DS3231 only at this time.

Cart_Reader/RTC.cpp

@@ -0,0 +1,51 @@
+#include "RTC.h"
+#include "SdFat.h"
+
+RTC_DS3231 rtc;
+
+// Start Time
+void RTCStart() {
+  // Start RTC
+  if (! rtc.begin()) {
+    abort();
+  }
+
+  // Set RTC Date/Time of Sketch Build if it lost battery power
+  // After initial setup it would have lost battery power ;)
+  if (rtc.lostPower()) {
+  rtc.adjust(DateTime(F(__DATE__), F(__TIME__)));
+  }
+}
+
+// Set Date/Time Callback Funtion
+// Callback for file timestamps
+void dateTime(uint16_t* date, uint16_t* time) {
+  DateTime now = rtc.now();
+
+  // Return date using FAT_DATE macro to format fields
+  *date = FAT_DATE(now.year(), now.month(), now.day());
+
+  // Return time using FAT_TIME macro to format fields
+  *time = FAT_TIME(now.hour(), now.minute(), now.second());
+}
+
+
+/******************************************
+  RTC Time Stamp Setup
+  Call in any other script
+*****************************************/
+// Format a Date/Time stamp
+String RTCStamp() {
+  // Set a format
+  char dtstamp[] = "DDMMMYYYY hh:mm:ssAP";
+  
+  // Get current Date/Time
+  DateTime now = rtc.now();
+
+  // Convert it to a string and caps lock it
+  String dts = now.toString(dtstamp);
+  dts.toUpperCase();
+  
+  // Print results
+  return dts;
+}