diff --git a/Devices/Control/Firmware/lib/Communicator/Communicator.cpp b/Devices/Control/Firmware/lib/Communicator/Communicator.cpp
index 42fbea3..ffa6c8f 100644
--- a/Devices/Control/Firmware/lib/Communicator/Communicator.cpp
+++ b/Devices/Control/Firmware/lib/Communicator/Communicator.cpp
@@ -16,12 +16,12 @@ int Communicator::getBufferSize()
     return this->bufferSize;
 }
 
-int Communicator::calculateMessageOutSize(int numberOfValues)
+__SIZE_TYPE__ Communicator::calculateMessageOutSize(__SIZE_TYPE__ numberOfValues)
 {
     return numberOfValues + (numberOfValues - 1) + 1;
 }
 
-void Communicator::parseIDs(int *values, int numberOfValues, char *output)
+void Communicator::parseIDs(int *values, __SIZE_TYPE__ numberOfValues, char *output)
 {
     __SIZE_TYPE__ outputSize = calculateMessageOutSize(numberOfValues);
     __SIZE_TYPE__ outputCharPointer = 0;
@@ -33,4 +33,16 @@ void Communicator::parseIDs(int *values, int numberOfValues, char *output)
         if (outputCharPointer < outputSize - 1)
             output[outputCharPointer++] = ',';
     }
+}
+
+void Communicator::sendMessage(int *values, __SIZE_TYPE__ numberOfValues)
+{
+}
+void Communicator::sendMessage(char *message)
+{
+}
+
+char *Communicator::receiveMessage()
+{
+    return "";
 }
\ No newline at end of file
diff --git a/Devices/Control/Firmware/lib/Communicator/Communicator.h b/Devices/Control/Firmware/lib/Communicator/Communicator.h
index 91d59a3..bc4ab19 100644
--- a/Devices/Control/Firmware/lib/Communicator/Communicator.h
+++ b/Devices/Control/Firmware/lib/Communicator/Communicator.h
@@ -6,11 +6,11 @@ private:
 
 public:
     Communicator(__SIZE_TYPE__ bufferSize);
-    virtual void sendMessage(int *values, int numberOfValues);
+    virtual void sendMessage(int *values, __SIZE_TYPE__ numberOfValues);
     virtual void sendMessage(char *message);
     virtual char *receiveMessage();
     char *getBuffer();
     int getBufferSize();
-    void parseIDs(int *values, int numberOfValues, char *out);
-    int calculateMessageOutSize(int numberOfValues);
+    void parseIDs(int *values, __SIZE_TYPE__ numberOfValues, char *out);
+    __SIZE_TYPE__ calculateMessageOutSize(__SIZE_TYPE__ numberOfValues);
 };
\ No newline at end of file