VLSI: Gray to Binary and Binary to Gray Dataflow Modelling
Gray to Binary:
module Gray_to_Binary(input g1,
input g2,
input g3,
input g4,
output b1,
output b2,
output b3,
output b4
);
assign b4 = g4;
assign b3 = b4 ^ g3;
assign b2 = b3 ^ g2;
assign b1 = b2 ^ g1;
endmodule
Binary to Gray:
module Binary_to_Gray(
input b1,
input b2,
input b3,
input b4,
output g1,
output g2,
output g3,
output g4
);
assign g1 = b1;
assign g2 = b1 ^ b2;
assign g3 = b2 ^ b3;
assign g4 = b3 ^ b4;
endmodule
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