DLTG DFF

#for Informations about the use of this paste, visit http://www.reddit.com/r/dldtg/
#Design made by H3draut3r

def not
    port in nin
    port out nout

        inst not nand nin nin nout

enddef
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def nand3
    port in ain31
    port in ain32
    port in ain33
    port out aout3
    net a3<1:0>

        inst nax3_1 nand ain31 ain32 a3<0>
        inst nax3_2 not a3<0> a3<1>
        inst nax3_3 nand a3<1> ain33 aout3

enddef
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def dff
    port in d
    port in e
    port out qt
    port out qc
    net dff<3:0>

        inst d1 nand3 e dff<2> dff<1> dff<0>
        inst d2 nand dff<0> d dff<1>
        inst d3 nand dff<3> e dff<2>
        inst d4 nand dff<1> dff<2> dff<3>

        inst d5 nand dff<2> QC QT
        inst d6 nand dff<0> QT QC

enddef
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DEF TOP
  NET D
  NET E
  NET QT
  NET QC
  INST DFF DFF D E QT QC
  INST TEST DFF_TEST D E QT QC
  INST OUTD IO_OUT D
  INST OUTE IO_OUT E
  INST OUTQT IO_OUT QT
  INST OUTQC IO_OUT QC
ENDDEF