diff --git a/ADIS_Csharp/RaspiControl/MqttConstants.cs b/ADIS_Csharp/RaspiControl/MqttConstants.cs
index a8cc79a..103bd1a 100644
--- a/ADIS_Csharp/RaspiControl/MqttConstants.cs
+++ b/ADIS_Csharp/RaspiControl/MqttConstants.cs
@@ -7,14 +7,15 @@ using System.Threading.Tasks;
 namespace RaspiControl {
     internal static class MqttConstants {
         #region Publish
-        public static string MOBILE_NAV_TURN_TOPIC = "mobile/cmd/nav/turn";
-        public static string MOBILE_NAV_MOVE_TOPIC = "mobile/cmd/nav/move";
-        public static string MOBILE_NAV_STOP_TOPIC = "mobile/cmd/nav/stop";
-        public static string SPLITFLAP_DISPLAY = "splitFlap/cmd/display";
+        public static string MOBILE_NAV_TURN_TOPIC = "/mobile/cmd/nav/turn/";
+        public static string MOBILE_NAV_MOVE_TOPIC = "/mobile/cmd/nav/move/";
+        public static string MOBILE_NAV_STOP_TOPIC = "/mobile/cmd/nav/stop/";
+        public static string SPLITFLAP_DISPLAY = "/splitFlap/cmd/display/";
+        public static string SPLITFLAP_INIT = "/splitFlap/cmd/init/";
         #endregion
 
         #region subscribe
-        public static string DEVICE_STATUS_APP_TOPIC = "device/status/+/app";
+        public static string DEVICE_STATUS_APP_TOPIC = "/device/status/+/app";
         #endregion
     }
 }
diff --git a/ADIS_Csharp/RaspiControl/Program.cs b/ADIS_Csharp/RaspiControl/Program.cs
index d81f287..7ed6b1b 100644
--- a/ADIS_Csharp/RaspiControl/Program.cs
+++ b/ADIS_Csharp/RaspiControl/Program.cs
@@ -66,21 +66,26 @@ namespace RaspiControl {
                                     APP_STATE appState = (APP_STATE)Convert.ToUInt16(value.ToString());
                                     switch (appState) {
                                         case APP_STATE.STARTUP:
-                                            break;
+                                        Console.WriteLine("Startup");
+                                        client.Publish(MqttConstants.SPLITFLAP_INIT, new byte[] { }, MqttMsgBase.QOS_LEVEL_AT_MOST_ONCE, false);
+                                        break;
                                         case APP_STATE.INIT:
-                                            PublishSplitFlapDisplay("INIT");
+                                        Console.WriteLine("Init");
+                                        PublishSplitFlapDisplay("INIT");
                                             break;
                                         case APP_STATE.CALIBRATE:
                                             break;
                                         case APP_STATE.FOLLOW_LINE:
-                                            PublishSplitFlapDisplay("AUTO");
+                                        Console.WriteLine("Follow line");
+                                        PublishSplitFlapDisplay("AUTO");
                                             break;
                                         case APP_STATE.IDLE:
                                             break;
                                         case APP_STATE.FINAL:
                                             break;
                                         case APP_STATE.READY:
-                                            PublishSplitFlapDisplay("REDY");
+                                        Console.WriteLine("ready");
+                                        PublishSplitFlapDisplay("REDY");
                                             break;
                                         default:
                                             throw new ArgumentException();