040000 tree 87762ebb20a54a85070ae3ae9d73001f04a2268e	abstract
100644 blob cd9ebdbeacd1c42ecc845958ff6c804c14c8e292	data.dm
040000 tree 00363567e3d2c802abcbfd6067d93133cd520d59	functional
040000 tree 507532cbf07d75196cc52b0bbeb716091b8558c5	layout
040000 tree d5fd629f114b09a33cad7bf9750a374de4201377	schematic
040000 tree 08198f977fe7c523223c023c9f22cd19f65e2695	symbol