diff --git a/platformio.ini b/platformio.ini
index ec343db..f606b8c 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -12,4 +12,6 @@
 platform = espressif32
 board = esp32doit-devkit-v1
 framework = arduino
-lib_deps = bblanchon/ArduinoJson@^6.19.4
+lib_deps = 
+	bblanchon/ArduinoJson@^6.19.4
+	markfickett/Morse@0.0.0-alpha+sha.b4fb9b5739
diff --git a/src/main.cpp b/src/main.cpp
index 551a2d8..55f9401 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -3,11 +3,15 @@
 #include <WiFiClientSecure.h>
 #include <ArduinoJson.h>
 
+#include <morse.h>
+
+#define PIN_STATUS	2
 #define ONBOARD_LED  2
 #define uS_TO_mS_FACTOR 1000
 #define BUTTON_PIN_BITMASK 0x200000000 // 2^33 in hex
 
 RTC_RODATA_ATTR int bootCount=0;
+RTC_RODATA_ATTR int lastState=0;
 
 // Wifi network credentials
 const char* ssid = "JoNelsDarlings";
@@ -55,14 +59,12 @@ void send_notification(){
   if (!client.connect(host,port)) {
     Serial.println("connection failed");
 
-    //blink the led to indicate the failed connection.....
-    for (int i=0;i<=5;i++) {
-        Serial.print("!");
-        digitalWrite(ONBOARD_LED,HIGH);
-        delay(1000*i);
-        digitalWrite(ONBOARD_LED,LOW);
-        delay(100);
-    }
+    // send error message in morse code
+    LEDMorseSender cqSender(PIN_STATUS);
+    cqSender.setup();
+    cqSender.setMessage(String("sos"));
+    cqSender.sendBlocking();
+
     return;
   }
 
@@ -81,30 +83,32 @@ void setup() {
   bootCount++;
   Serial.begin(9600);
   pinMode(ONBOARD_LED,OUTPUT);
+  pinMode(13,INPUT);
 
   delay(2000); // just a bit of time to start logging..
-  Serial.printf("Boot #: %d\n",bootCount);
+  Serial.printf("Boot #: %d LastState: %d\n",bootCount,lastState);
   print_wakeup_reason();
 
-  /* if (bootCount % 2 == 0){
-    digitalWrite(ONBOARD_LED,HIGH);
-    delay(100);
-  } else {
-    digitalWrite(ONBOARD_LED,LOW);
-  } */
 
   wakeup_reason = esp_sleep_get_wakeup_cause();
 
-  if(wakeup_reason==ESP_SLEEP_WAKEUP_EXT0){  
+  if(wakeup_reason==ESP_SLEEP_WAKEUP_EXT0 && lastState==0){  
     connect_wifi();
     send_notification();
+    esp_sleep_enable_ext0_wakeup(GPIO_NUM_33,0); //1 = High, 0 = Low
+    lastState=1;
   } else {
-    Serial.println("Regular boot, going into deep sleep.");
+    Serial.println("State is 1, doing nothing going into deep sleep. [Mailbox closed]");
+    
+    if (digitalRead(13)==LOW){
+      Serial.println("[Mailbox is closed]");
+      esp_sleep_enable_ext0_wakeup(GPIO_NUM_33,1); //1 = High, 0 = Low
+      lastState=0;
+    } else {
+      esp_sleep_enable_ext0_wakeup(GPIO_NUM_33,0); //1 = High, 0 = Low
+      Serial.println("[Mailbox is open]");
+    }
   }
-
-
-  //esp_sleep_enable_timer_wakeup(30000*uS_TO_mS_FACTOR);
-  esp_sleep_enable_ext0_wakeup(GPIO_NUM_33,1); //1 = High, 0 = Low
   
   Serial.println("Going to sleep now");
   delay(1000);