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Generic Multiplexers: Parameters Discussion D7.5 Example 8
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A Generic 2-to-1 MUX // Example 8a: Generic 2-to-1 MUX using a parameter module mux2g #(parameter N = 4) (input wire [N-1:0] a, input wire [N-1:0] b, input wire s, output reg [N-1:0] y ); always @(*) if(s == 0) y = a; else y = b; endmodule
![A Generic 2-to-1 MUX // Example 8a: Generic 2-to-1 MUX using a parameter module mux2g #(parameter N = 4) (input wire [N-1:0] a, input wire [N-1:0] b, input wire s, output reg [N-1:0] y ); if(s == 0) y = a; else y = b; endmodule](http://images.slideplayer.com/17/5332297/slides/slide_2.jpg "A Generic 2-to-1 MUX // Example 8a: Generic 2-to-1 MUX using a parameter module mux2g #(parameter N = 4) (input wire [N-1:0] a, input wire [N-1:0] b, input wire s, output reg [N-1:0] y ); if(s == 0) y = a; else y = b; endmodule")
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// Example 8b: 8-line 2-to-1 MUX using a parameter module mux28( input wire [7:0] a, input wire [7:0] b, input wire s, output wire [7:0] y ); defparam M8.N = 8; mux2g M8 (.a(a),.b(b),.s(s),.y(y) ); endmodule N = 8
![// Example 8b: 8-line 2-to-1 MUX using a parameter module mux28( input wire [7:0] a, input wire [7:0] b, input wire s, output wire [7:0] y ); defparam M8.N = 8; mux2g M8 (.a(a),.b(b),.s(s),.y(y) ); endmodule N = 8](http://images.slideplayer.com/17/5332297/slides/slide_3.jpg "// Example 8b: 8-line 2-to-1 MUX using a parameter module mux28( input wire [7:0] a, input wire [7:0] b, input wire s, output wire [7:0] y ); defparam M8.N = 8; mux2g M8 (.a(a),.b(b),.s(s),.y(y) ); endmodule N = 8")
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Aldec Active-HDL Simulation
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