diff --git a/binaryclock_RTC_v1.1.ino b/binaryclock_RTC_v1.1.ino
new file mode 100644
index 0000000..97f47fb
--- /dev/null
+++ b/binaryclock_RTC_v1.1.ino
@@ -0,0 +1,63 @@
+
+#include <DS3231.h>
+
+DS3231  rtc(SDA, SCL);// Init the DS3231 using the hardware interface
+
+Time  t;// Init a Time-data structure
+
+int second=0, minute=0, hour=0; //start the time on 00:00:00
+int munit,hunit,minuteTens,hourTens,valm=0,valh=0,ledstats,i;
+
+// LEDS positions matrix
+int leds[4][4] = {
+ {17,2,17,1},
+ {17,5,4,3},
+ {9,8,7,6},
+ {13,12,11,10}
+};
+
+void setup() {
+  //set outputs
+  for(int k=1;k<=13;k++) {
+    pinMode(k, OUTPUT);
+    digitalWrite(k, LOW);
+
+  }
+  rtc.begin();
+}
+
+void loop() {
+  t = rtc.getTime();
+  second = t.sec;
+  minute = t.min;
+  hour = t.hour;
+  //Serial.println(second);
+
+
+  munit = (int) (minute%10); //sets the variable munit and hunit for the unit digits
+  hunit = (int) (hour%10);
+  minuteTens = (int)(minute/10);
+  hourTens = (int)(hour/10);
+  //minutes units
+  if(munit & 1)       {digitalWrite(leds[3][3], HIGH);} else {digitalWrite(leds[3][3],LOW);}
+  if(munit & 2)       {digitalWrite(leds[2][3], HIGH);} else {digitalWrite(leds[2][3],LOW);}
+  if(munit & 4)       {digitalWrite(leds[1][3], HIGH);} else {digitalWrite(leds[1][3],LOW);}
+  if(munit & 8)       {digitalWrite(leds[0][3], HIGH);} else {digitalWrite(leds[0][3],LOW);}
+
+  //minutes
+  if(minuteTens & 1)  {digitalWrite(leds[3][2], HIGH);} else {digitalWrite(leds[3][2],LOW);}
+  if(minuteTens & 2)  {digitalWrite(leds[2][2], HIGH);} else {digitalWrite(leds[2][2],LOW);}
+  if(minuteTens & 4)  {digitalWrite(leds[1][2], HIGH);} else {digitalWrite(leds[1][2],LOW);}
+
+  //hour units
+  if(hunit & 1)       {digitalWrite(leds[3][1], HIGH);} else {digitalWrite(leds[3][1],LOW);}
+  if(hunit & 2)       {digitalWrite(leds[2][1], HIGH);} else {digitalWrite(leds[2][1],LOW);}
+  if(hunit & 4)       {digitalWrite(leds[1][1], HIGH);} else {digitalWrite(leds[1][1],LOW);}
+  if(hunit & 8)       {digitalWrite(leds[0][1], HIGH);} else {digitalWrite(leds[0][1],LOW);}
+
+  //hour
+  if(hourTens & 1)  {digitalWrite(leds[3][0], HIGH);} else {digitalWrite(leds[3][0],LOW);}
+  if(hourTens & 2)  {digitalWrite(leds[2][0], HIGH);} else {digitalWrite(leds[2][0],LOW);}
+
+  delay(500);
+}