proxmark3/fpga/mux8.v

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//-----------------------------------------------------------------------------
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// Copyright (C) Proxmark3 contributors. See AUTHORS.md for details.
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
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// See LICENSE.txt for the text of the license.
//-----------------------------------------------------------------------------
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//
// General-purpose miscellany.
//
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// 8 inputs to 1 output multiplexer
module mux8(
input [2:0] sel,
output reg y,
input x0, x1, x2, x3, x4, x5, x6, x7
);
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always @(*)
begin
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// y = x[sel];
case (sel)
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3'd0: y = x0;
3'd1: y = x1;
3'd2: y = x2;
3'd3: y = x3;
3'd4: y = x4;
3'd5: y = x5;
3'd6: y = x6;
3'd7: y = x7;
endcase
end
endmodule