encod4_2.edf

VHDL子程序集,包括各种例程资料以及源码.

(edif  ENCOD4_2
  (edifVersion 2 0 0)
  (edifLevel 0)
  (keywordMap
    (keywordLevel 0)
  )
  (status
    (written
      (timeStamp 2002 7 14 13 16 10)
      (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 LUT4
      (cellType GENERIC)
      (view Netlist_representation
	(viewType NETLIST)
	(interface
	  (port I0
	    (direction INPUT)
	  )
	  (port I1
	    (direction INPUT)
	  )
	  (port I2
	    (direction INPUT)
	  )
	  (port I3
	    (direction INPUT)
	  )
	  (port O
	    (direction OUTPUT)
	  )
	)
      )
    )
    (cell OBUFT_S_12
      (cellType GENERIC)
      (view Netlist_representation
	(viewType NETLIST)
	(interface
	  (port O
	    (direction OUTPUT)
	  )
	  (port I
	    (direction INPUT)
	  )
	  (port T
	    (direction INPUT)
	  )
	)
      )
    )
  )
  (library DESIGNS
    (edifLevel 0)
    (technology
      (numberDefinition)
    )
    (cell ENCOD4_2
      (cellType GENERIC)
      (view Netlist_representation
	(viewType NETLIST)
	(interface
	  (port
	    (rename I_3 "I<3>")
	    (direction INPUT)
	  )
	  (port
	    (rename I_2 "I<2>")
	    (direction INPUT)
	  )
	  (port
	    (rename I_1 "I<1>")
	    (direction INPUT)
	  )
	  (port
	    (rename I_0 "I<0>")
	    (direction INPUT)
	  )
	  (port
	    (rename A_1 "A<1>")
	    (direction OUTPUT)
	  )
	  (port
	    (rename A_0 "A<0>")
	    (direction OUTPUT)
	  )
	)
	(contents
	  (instance
	    (rename C_I_3 "C_I<3>")
	    (viewRef Netlist_representation
	      (cellRef IBUF
		(libraryRef SPARTAN2)
	      )
	    )
	  )
	  (instance
	    (rename C_I_2 "C_I<2>")
	    (viewRef Netlist_representation
	      (cellRef IBUF
		(libraryRef SPARTAN2)
	      )
	    )
	  )
	  (instance
	    (rename C_I_1 "C_I<1>")
	    (viewRef Netlist_representation
	      (cellRef IBUF
		(libraryRef SPARTAN2)
	      )
	    )
	  )
	  (instance
	    (rename C_I_0 "C_I<0>")
	    (viewRef Netlist_representation
	      (cellRef IBUF
		(libraryRef SPARTAN2)
	      )
	    )
	  )
	  (instance
	    (rename C_A_1 "C_A<1>")
	    (viewRef Netlist_representation
	      (cellRef OBUFT_S_12
		(libraryRef SPARTAN2)
	      )
	    )
	  )
	  (instance
	    (rename C_A_0 "C_A<0>")
	    (viewRef Netlist_representation
	      (cellRef OBUFT_S_12
		(libraryRef SPARTAN2)
	      )
	    )
	  )
	  (instance C100
	    (viewRef Netlist_representation
	      (cellRef LUT2
		(libraryRef SPARTAN2)
	      )
	    )
	    (property lut_function
	      (string "(I0 + I1)")
	    )
	    (property INIT
	      (string "E")
	    )
	    (property EQN
	      (string "(I0 + I1)")
	    )
	  )
	  (instance C101
	    (viewRef Netlist_representation
	      (cellRef LUT4
		(libraryRef SPARTAN2)
	      )
	    )
	    (property lut_function
	      (string "(I0 I1 + I0 I2 + I1 I2 + I0 I3 + I1 I3 + I2 I3 + I0' I1' I2' I3')")
	    )
	    (property INIT
	      (string "FEE9")
	    )
	    (property EQN
	      (string "(I0 * I1 + I0 * I2 + I1 * I2 + I0 * I3 + I1 * I3 + I2 * I3 + ~I0 * ~I1 * ~I2 * ~I3)")
	    )
	  )
	  (instance C102
	    (viewRef Netlist_representation
	      (cellRef LUT2
		(libraryRef SPARTAN2)
	      )
	    )
	    (property lut_function
	      (string "(I0 + I1)")
	    )
	    (property INIT
	      (string "E")
	    )
	    (property EQN
	      (string "(I0 + I1)")
	    )
	  )
	  (net
	    (rename N_I_3 "N_I<3>")
	    (joined
	      (portRef O
		(instanceRef C_I_3)
	      )
	      (portRef I0
		(instanceRef C100)
	      )
	      (portRef I1
		(instanceRef C101)
	      )
	      (portRef I1
		(instanceRef C102)
	      )
	    )
	  )
	  (net
	    (rename N_I_2 "N_I<2>")
	    (joined
	      (portRef O
		(instanceRef C_I_2)
	      )
	      (portRef I0
		(instanceRef C101)
	      )
	      (portRef I0
		(instanceRef C102)
	      )
	    )
	  )
	  (net
	    (rename N_I_1 "N_I<1>")
	    (joined
	      (portRef O
		(instanceRef C_I_1)
	      )
	      (portRef I1
		(instanceRef C100)
	      )
	      (portRef I3
		(instanceRef C101)
	      )
	    )
	  )
	  (net
	    (rename N_I_0 "N_I<0>")
	    (joined
	      (portRef O
		(instanceRef C_I_0)
	      )
	      (portRef I2
		(instanceRef C101)
	      )
	    )
	  )
	  (net
	    (rename A_1 "A<1>")
	    (joined
	      (portRef A_1)
	      (portRef O
		(instanceRef C_A_1)
	      )
	    )
	  )
	  (net
	    (rename A_0 "A<0>")
	    (joined
	      (portRef A_0)
	      (portRef O
		(instanceRef C_A_0)
	      )
	    )
	  )
	  (net N14
	    (joined
	      (portRef T
		(instanceRef C_A_1)
	      )
	      (portRef T
		(instanceRef C_A_0)
	      )
	      (portRef O
		(instanceRef C101)
	      )
	    )
	  )
	  (net
	    (rename C0_N10 "C0/N10")
	    (joined
	      (portRef I
		(instanceRef C_A_1)
	      )
	      (portRef O
		(instanceRef C102)
	      )
	    )
	  )
	  (net
	    (rename C0_N16 "C0/N16")
	    (joined
	      (portRef I
		(instanceRef C_A_0)
	      )
	      (portRef O
		(instanceRef C100)
	      )
	    )
	  )
	  (net
	    (rename I_3 "I<3>")
	    (joined
	      (portRef I
		(instanceRef C_I_3)
	      )
	      (portRef I_3)
	    )
	  )
	  (net
	    (rename I_2 "I<2>")
	    (joined
	      (portRef I
		(instanceRef C_I_2)
	      )
	      (portRef I_2)
	    )
	  )
	  (net
	    (rename I_1 "I<1>")
	    (joined
	      (portRef I
		(instanceRef C_I_1)
	      )
	      (portRef I_1)
	    )
	  )
	  (net
	    (rename I_0 "I<0>")
	    (joined
	      (portRef I
		(instanceRef C_I_0)
	      )
	      (portRef I_0)
	    )
	  )
	)
      )
    )
  )
  (design ENCOD4_2
    (cellRef ENCOD4_2
      (libraryRef DESIGNS)
    )
    (property PART
      (string "2S100-TQ144-6")
    )
  )
)