| 1 | #!/usr/bin/env python |
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| 2 | |
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| 3 | ############################################################### |
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| 4 | ### ### |
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| 5 | ### File : mux2.py ### |
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| 6 | ### Date : December 10 2009 ### |
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| 7 | ### Version : 1.02 ### |
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| 8 | ### Author : Belloeil Sophie ### |
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| 9 | ### ### |
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| 10 | ### Origin : This description has been developed at LIP6 ### |
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| 11 | ### University Paris 6 - Pierre et Marie Curie ### |
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| 12 | ### 4 Place Jussieu 75252 Paris Cedex 05 - France ### |
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| 13 | ### ### |
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| 14 | ############################################################### |
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| 15 | |
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| 16 | from stratus import * |
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| 17 | |
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| 18 | class mux ( Model ) : |
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| 19 | |
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| 20 | def Interface ( self ) : |
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| 21 | self.n = self._param['nbit'] |
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| 22 | |
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| 23 | self.i0 = SignalIn ( "i0", self.n ) |
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| 24 | self.i1 = SignalIn ( "i1", self.n ) |
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| 25 | self.cmd = SignalIn ( "cmd", 1 ) |
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| 26 | self.s = SignalOut ( "s", self.n ) |
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| 27 | self.vdd = VddIn ( "vdd" ) |
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| 28 | self.vss = VssIn ( "vss" ) |
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| 29 | |
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| 30 | def Netlist ( self ) : |
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| 31 | for i in range ( self.n ) : |
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| 32 | Inst ( "mx2_x2" |
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| 33 | , map = { 'i0' : self.i0[i] |
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| 34 | , 'i1' : self.i1[i] |
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| 35 | , 'cmd' : self.cmd |
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| 36 | , 'q' : self.s[i] |
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| 37 | , 'vdd' : self.vdd |
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| 38 | , 'vss' : self.vss |
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| 39 | } |
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| 40 | ) |
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| 41 | |
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| 42 | # Description des patterns |
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| 43 | def Pattern ( self ) : |
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| 44 | pat = PatWrite ( self._name + '.pat', self ) |
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| 45 | |
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| 46 | # Declaration de l interface |
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| 47 | pat.declar (self.i0, 'X' ) |
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| 48 | pat.declar (self.i1, 'X' ) |
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| 49 | pat.declar (self.cmd, 'B' ) |
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| 50 | pat.declar (self.s, 'X' ) |
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| 51 | |
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| 52 | pat.declar (self.vdd, 'B' ) |
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| 53 | pat.declar (self.vss, 'B' ) |
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| 54 | |
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| 55 | pat.pattern_begin () |
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| 56 | |
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| 57 | # Affectation des valeurs |
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| 58 | pat.affect_int ( self.vdd, 1 ) |
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| 59 | pat.affect_int ( self.vss, 0 ) |
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| 60 | |
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| 61 | for i0 in range ( self.n ) : |
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| 62 | for i1 in range ( self.n ) : |
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| 63 | for c in range ( 2 ) : |
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| 64 | pat.affect_int ( self.i0, i0 ) |
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| 65 | pat.affect_int ( self.i1, i1 ) |
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| 66 | pat.affect_int ( self.cmd, c ) |
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| 67 | |
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| 68 | if c == 1 : pat.affect_int ( self.s, i1 ) |
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| 69 | else : pat.affect_int ( self.s, i0 ) |
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| 70 | |
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| 71 | # Ajout du pattern |
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| 72 | pat.addpat () |
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| 73 | |
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| 74 | del pat |
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