First Version Ever that runs a little bit

Arduino/Display/Display.ino

@@ -50,7 +50,7 @@ void doJob(String task, String value) {
       co = 0x00539F; //Rwth Color
     }
     job = value.toInt();
-    Rb.fillRectangle(1, 2, 6, 7, 0x000000);
+    Rb.fillRectangle(1, 2, 7, 6, 0x000000);
     Rb.drawChar(b, 1, 1, co);
   } else if(task == "online") {
     Rb.setPixelXY(0,7,value.toInt()==0?0xFF0000:0x00FF00);

Arduino/Zeit/Zeit.ino

@@ -42,7 +42,7 @@ void loadFromDisplay() {
     print_disp("getStoreData=1");
     parse(disp.readStringUntil('\n'));
   }
-  if(keepAlive()) {
+  if(storeCount > 0 && keepAlive()) {
     doJob("getStore","1");
   }
 }