Index: firmware/App/DGCommon.h
===================================================================
diff -u -r5be8bb9507c19fd76df4db55fa86de8d3f7d42c6 -rbb053c804432b4c9dd0ed36f62a47bbfa39fa847
--- firmware/App/DGCommon.h	(.../DGCommon.h)	(revision 5be8bb9507c19fd76df4db55fa86de8d3f7d42c6)
+++ firmware/App/DGCommon.h	(.../DGCommon.h)	(revision bb053c804432b4c9dd0ed36f62a47bbfa39fa847)
@@ -92,6 +92,7 @@
     U08 fpgaMajor;                          ///< DG FPGA major revision
     U08 fpgaMinor;                          ///< DG FPGA minor revision
     U08 fpgaLab;                            ///< DG FPGA lab revision
+    U32 compatibilityRev;                   ///< DG compatibility revision
 } DG_VERSIONS_T;
 #pragma pack(pop)