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diff --git a/micromouse/Controller.cpp b/micromouse/Controller.cpp
index 866e324..37d4758 100644
--- a/micromouse/Controller.cpp
+++ b/micromouse/Controller.cpp
@@ -3,7 +3,7 @@
 #include <vector>
 #include "Timer.h"
 #include "ButtonFlag.h"
-
+#include "TeensyFunctions.h"
 #ifdef __MK20DX256__ // Teensy Compile
 	#include "WProgram.h"
 #else // pc compile
diff --git a/micromouse/IRSensor.cpp b/micromouse/IRSensor.cpp
index 694e385..673d78f 100644
--- a/micromouse/IRSensor.cpp
+++ b/micromouse/IRSensor.cpp
@@ -2,7 +2,7 @@
 #include "Logger.h"
 #include "RobotIO.h"
 #include <assert.h>
-
+#include "TeensyFunctions.h"
 #ifdef __MK20DX256__ // Teensy Compile
 	#include "WProgram.h"
 #endif
diff --git a/micromouse/Memory.cpp b/micromouse/Memory.cpp
index ab9530f..23c3ee2 100644
--- a/micromouse/Memory.cpp
+++ b/micromouse/Memory.cpp
@@ -1,6 +1,6 @@
 #include "Memory.h"
 #include <assert.h>
-
+#include "TeensyFunctions.h"
 namespace Micromouse {
 
 	int Memory::read(int address)
diff --git a/micromouse/TeensyFunctions.h b/micromouse/TeensyFunctions.h
index c745d1b..3577521 100644
--- a/micromouse/TeensyFunctions.h
+++ b/micromouse/TeensyFunctions.h
@@ -1,9 +1,65 @@
-#ifdef  #ifdef __MK20DX256__ // Teensy Compile
+#ifndef TEENSYFUNCTIONS_H
+#define TEENSYFUNCTIONS_H
+
+#include "ButtonFlag.h"
+//Teensy PC safe versions
+//Controller.cpp
+
+extern volatile bool buttonFlag;
+
+#ifdef __MK20DX256__ // Teensy Compile
 #else //on windows
-void delay(int milliseconds){};
+void delay(unsigned long milliseconds){};
 #endif
 
-#ifdef  #ifdef __MK20DX256__ // Teensy Compile
+#ifdef __MK20DX256__ // Teensy Compile
 #else //on windows
 void digitalWrite(int pin, bool high){};
 #endif
+
+//The above definitions already complete 
+//Line 237
+//Line 263
+//Line 273
+//Line 287
+
+//Line 301
+#ifdef __MK20DX256__ // Teensy Compile
+#else
+		void cli(){};
+        
+		if (!buttonFlag)
+		{
+			buttonFlag = true;
+		} 
+
+		void sei(){};
+#endif
+
+//Line 316
+#ifdef __MK20DX256__ // Teensy Compile
+#else 
+		void pinMode(int pin, bool mode){};
+		void attachInterrupt(int pin, bool mode){};
+#endif
+
+//IRSensor.cpp
+//Line 6
+#ifdef __MK20DX256__ // Teensy Compile
+#else 
+    #include <iostream>
+#endif
+
+//Line 48 already done
+//Line 151 as well
+//Line 201 -- pinMode (here on line 41) may fix it
+
+//Logger.h
+//Line 3 already done
+//Line 57 as well
+//Line 113 as well
+//Line 123 as well
+//Line 138 -- 
+//Line 151 done
+//Line 177 done
+#endif
\ No newline at end of file