diff --git a/Arduino/CanGrow/CanGrow.ino b/Arduino/CanGrow/CanGrow.ino
index 386956e..d126f5b 100644
--- a/Arduino/CanGrow/CanGrow.ino
+++ b/Arduino/CanGrow/CanGrow.ino
@@ -108,9 +108,9 @@ void setup() {
 
   Serial.println(":: initialise LittleFS ::");  
   if(LittleFS.begin()) {
-    Serial.println(":: LittleFS successfully initialised ::");
+    Serial.println(":: LittleFS: successfully initialised");
   } else {
-    Serial.println("!! LittleFS failed initialising !!");
+    Serial.println("!! LittleFS: failed initialising !!");
   }
   
   // read the configfile from LittleFS
@@ -119,14 +119,14 @@ void setup() {
     Serial.println("!! LittleFS: config.json not found, creating it !!");
     lfs_configfile = LittleFS.open(configfile, "w");
     if(lfs_configfile) {
-      Serial.println(":: LittleFS: config.json successfully created ::");
+      Serial.println(":: LittleFS: config.json successfully created");
       // write into the file
       lfs_configfile.print("{test: }");
       // close the file
       lfs_configfile.close();
     }
   } else {
-    Serial.println(":: LittleFS: config.json successfully opened ::");
+    Serial.println(":: LittleFS: config.json successfully opened");
     String configfile_content = "";
     
     while (lfs_configfile.available()) {
diff --git a/Arduino/CanGrow/include/CanGrow_Core.h b/Arduino/CanGrow/include/CanGrow_Core.h
new file mode 100644
index 0000000..157b659
--- /dev/null
+++ b/Arduino/CanGrow/include/CanGrow_Core.h
@@ -0,0 +1,46 @@
+/*
+ * 
+ * include/CanGrow.h - core stuff header file
+ * 
+ * 
+ * MIT License
+ * 
+ * Copyright (c) 2024 DeltaLima
+ * 
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to 
+ * deal in the Software without restriction, including without limitation the 
+ * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or 
+ * sell copies of the Software, and to permit persons to whom the Software is 
+ * furnished to do so, subject to the following conditions:
+ * 
+ * The above copyright notice and this permission notice shall be included in 
+ * all copies or substantial portions of the Software.
+ * 
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN 
+ * THE SOFTWARE.
+ *
+ */
+
+// blink fast with the built in LED in an infinite loop
+void Panic() {
+  byte i = 0;
+  while(true) {
+    if(i % 2) {
+      digitalWrite(PinWIPE, LOW);
+      
+    } else {
+      digitalWrite(PinWIPE, HIGH);
+      
+    }
+    i++;
+    delay(125);
+  }
+
+}
+