diff --git a/OSCBoards.cpp b/OSCBoards.cpp
new file mode 100644
index 0000000..d38036e
--- /dev/null
+++ b/OSCBoards.cpp
@@ -0,0 +1,77 @@
+/*
+ Written by Adrian Freed, The Center for New Music and Audio Technologies,
+ University of California, Berkeley.  Copyright (c) 2013, The Regents of
+ the University of California (Regents).
+ 
+ Permission to use, copy, modify, distribute, and distribute modified versions
+ of this software and its documentation without fee and without a signed
+ licensing agreement, is hereby granted, provided that the above copyright
+ notice, this paragraph and the following two paragraphs appear in all copies,
+ modifications, and distributions.
+ 
+ IN NO EVENT SHALL REGENTS BE LIABLE TO ANY PARTY FOR DIRECT, INDIRECT,
+ SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES, INCLUDING LOST PROFITS, ARISING
+ OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF REGENTS HAS
+ BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ 
+ REGENTS SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
+ THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ PURPOSE. THE SOFTWARE AND ACCOMPANYING DOCUMENTATION, IF ANY, PROVIDED
+ HEREUNDER IS PROVIDED "AS IS". REGENTS HAS NO OBLIGATION TO PROVIDE
+ MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
+ 
+ For bug reports and feature requests please email me at yotam@cnmat.berkeley.edu
+ */
+
+
+#include <Arduino.h>
+#include "OSCBoards.h"
+
+#ifndef analogInputToDigitalPin
+int analogInputToDigitalPin(int i)
+{
+    switch(i)
+    {
+        case  0: return A0;
+        case 1: return A1;
+        case 2: return A2;
+        case 3: return A3;
+        case 4: return A4;
+        case 5: return A5;
+#ifdef A6
+        case 6: return A6;
+#endif
+#ifdef A7
+        case 7: return A7;
+#endif
+#ifdef A8
+        case 8: return A8;
+#endif
+#ifdef A9
+        case 9: return A9;
+#endif
+#ifdef A10
+        case 10: return A10;
+#endif
+#ifdef A11
+        case 11: return A11;
+#endif
+#ifdef A12
+        case 12: return A12;
+#endif
+#ifdef A13
+        case 13: return A13;
+#endif
+#ifdef A14
+        case 14: return A14;
+#endif
+#ifdef A15
+        case 15: return A15;
+#endif
+#ifdef A16
+        case 16: return A16;
+#endif
+    }
+    return -1;
+}
+#endif
diff --git a/OSCBoards.h b/OSCBoards.h
index 0004370..ff3b9c2 100644
--- a/OSCBoards.h
+++ b/OSCBoards.h
@@ -60,7 +60,9 @@
 
 #endif // defined(__SAM3X8E__)
 
-
+#ifndef analogInputToDigitalPin
+int analogInputToDigitalPin(int i);
+#endif
 
 
 #endif