Johnson Counter UCF

NET "clk" LOC="P51";
NET "x[0]" LOC="P120";
NET "x[1]" LOC="P119";
NET "x[2]" LOC="P118";
NET "x[3]" LOC="P117";
NET "y[6]" LOC="P140";
NET "y[5]" LOC="P137";
NET "y[4]" LOC="P134";
NET "y[3]" LOC="P133";
NET "y[2]" LOC="P131";
NET "y[1]" LOC="P127";
NET "y[0]" LOC="P126";
NET "reset1" LOC="P139";
NET "reset" LOC="P141";
NET "reset2" LOC="P143";