demul1_2.edf

VHDL子程序集,包括各种例程资料以及源码.

(edif  DEMUL1_2
  (edifVersion 2 0 0)
  (edifLevel 0)
  (keywordMap
    (keywordLevel 0)
  )
  (status
    (written
      (timeStamp 2002 7 14 12 10 46)
      (program "UNKNOWN"
	(version "3.4.0.5124")
      )
      (author "liou")
    )
  )
  (external SPARTAN2
    (edifLevel 0)
    (technology
      (numberDefinition)
    )
    (cell IBUF
      (cellType GENERIC)
      (view Netlist_representation
	(viewType NETLIST)
	(interface
	  (port O
	    (direction OUTPUT)
	  )
	  (port I
	    (direction INPUT)
	  )
	)
      )
    )
    (cell LUT2
      (cellType GENERIC)
      (view Netlist_representation
	(viewType NETLIST)
	(interface
	  (port I0
	    (direction INPUT)
	  )
	  (port I1
	    (direction INPUT)
	  )
	  (port O
	    (direction OUTPUT)
	  )
	)
      )
    )
    (cell OBUF_S_12
      (cellType GENERIC)
      (view Netlist_representation
	(viewType NETLIST)
	(interface
	  (port O
	    (direction OUTPUT)
	  )
	  (port I
	    (direction INPUT)
	  )
	)
      )
    )
  )
  (library DESIGNS
    (edifLevel 0)
    (technology
      (numberDefinition)
    )
    (cell DEMUL1_2
      (cellType GENERIC)
      (view Netlist_representation
	(viewType NETLIST)
	(interface
	  (port DIN
	    (direction INPUT)
	  )
	  (port S
	    (direction INPUT)
	  )
	  (port
	    (rename Y_0 "Y<0>")
	    (direction OUTPUT)
	  )
	  (port
	    (rename Y_1 "Y<1>")
	    (direction OUTPUT)
	  )
	)
	(contents
	  (instance C_DIN
	    (viewRef Netlist_representation
	      (cellRef IBUF
		(libraryRef SPARTAN2)
	      )
	    )
	  )
	  (instance C_S
	    (viewRef Netlist_representation
	      (cellRef IBUF
		(libraryRef SPARTAN2)
	      )
	    )
	  )
	  (instance
	    (rename C_Y_0 "C_Y<0>")
	    (viewRef Netlist_representation
	      (cellRef OBUF_S_12
		(libraryRef SPARTAN2)
	      )
	    )
	  )
	  (instance
	    (rename C_Y_1 "C_Y<1>")
	    (viewRef Netlist_representation
	      (cellRef OBUF_S_12
		(libraryRef SPARTAN2)
	      )
	    )
	  )
	  (instance C20
	    (viewRef Netlist_representation
	      (cellRef LUT2
		(libraryRef SPARTAN2)
	      )
	    )
	    (property lut_function
	      (string "(I0 + I1')")
	    )
	    (property INIT
	      (string "B")
	    )
	    (property EQN
	      (string "(I0 + ~I1)")
	    )
	  )
	  (instance C21
	    (viewRef Netlist_representation
	      (cellRef LUT2
		(libraryRef SPARTAN2)
	      )
	    )
	    (property lut_function
	      (string "(I0 + I1)")
	    )
	    (property INIT
	      (string "E")
	    )
	    (property EQN
	      (string "(I0 + I1)")
	    )
	  )
	  (net N_DIN
	    (joined
	      (portRef O
		(instanceRef C_DIN)
	      )
	      (portRef I0
		(instanceRef C20)
	      )
	      (portRef I0
		(instanceRef C21)
	      )
	    )
	  )
	  (net N_S
	    (joined
	      (portRef O
		(instanceRef C_S)
	      )
	      (portRef I1
		(instanceRef C20)
	      )
	      (portRef I1
		(instanceRef C21)
	      )
	    )
	  )
	  (net
	    (rename C0_N6 "C0/N6")
	    (joined
	      (portRef I
		(instanceRef C_Y_0)
	      )
	      (portRef O
		(instanceRef C21)
	      )
	    )
	  )
	  (net
	    (rename C1_N6 "C1/N6")
	    (joined
	      (portRef I
		(instanceRef C_Y_1)
	      )
	      (portRef O
		(instanceRef C20)
	      )
	    )
	  )
	  (net DIN
	    (joined
	      (portRef I
		(instanceRef C_DIN)
	      )
	      (portRef DIN)
	    )
	  )
	  (net S
	    (joined
	      (portRef I
		(instanceRef C_S)
	      )
	      (portRef S)
	    )
	  )
	  (net
	    (rename Y_0 "Y<0>")
	    (joined
	      (portRef O
		(instanceRef C_Y_0)
	      )
	      (portRef Y_0)
	    )
	  )
	  (net
	    (rename Y_1 "Y<1>")
	    (joined
	      (portRef O
		(instanceRef C_Y_1)
	      )
	      (portRef Y_1)
	    )
	  )
	)
      )
    )
  )
  (design DEMUL1_2
    (cellRef DEMUL1_2
      (libraryRef DESIGNS)
    )
    (property PART
      (string "2S100-TQ144-6")
    )
  )
)