mux2to1e.tf

一些程式 請大家 多多關照.........

`timescale 1ns/1ns

module t;

reg Enable, Select, I0, I1;
wire Y;

    Mux2to1E   m (.Enable(Enable), .Select(Select), .I0(I0), .I1(I1), .Y(Y));

    // Enter fixture code here
    initial
    begin
    // --- I0 = 0, I1 = 0 ---
    #0
	    Enable = 1'b0;
	    Select = 1'b0;
	    I0     = 1'b0;
	    I1     = 1'b0;
    #50
	    Enable = 1'b1;
	    Select = 1'b0;
	    I0     = 1'b0;
	    I1     = 1'b0;
    #50
	    Enable = 1'b0;
	    Select = 1'b1;
	    I0     = 1'b0;
	    I1     = 1'b0;
    #50
	    Enable = 1'b1;
	    Select = 1'b1;
	    I0     = 1'b0;
	    I1     = 1'b0;

    // --- I0 = 0, I1 = 1 ---
    #0
	    Enable = 1'b0;
	    Select = 1'b0;
	    I0     = 1'b0;
	    I1     = 1'b1;
    #50
	    Enable = 1'b1;
	    Select = 1'b0;
	    I0     = 1'b0;
	    I1     = 1'b1;
    #50
	    Enable = 1'b0;
	    Select = 1'b1;
	    I0     = 1'b0;
	    I1     = 1'b1;
    #50
	    Enable = 1'b1;
	    Select = 1'b1;
	    I0     = 1'b0;
	    I1     = 1'b1;

    // --- I0 = 1, I1 = 0 ---
    #0
	    Enable = 1'b0;
	    Select = 1'b0;
	    I0     = 1'b1;
	    I1     = 1'b0;
    #50
	    Enable = 1'b1;
	    Select = 1'b0;
	    I0     = 1'b1;
	    I1     = 1'b0;
    #50
	    Enable = 1'b0;
	    Select = 1'b1;
	    I0     = 1'b1;
	    I1     = 1'b0;
    #50
	    Enable = 1'b1;
	    Select = 1'b1;
	    I0     = 1'b1;
	    I1     = 1'b0;

    // --- I0 = 1, I1 = 1 ---
    #0
	    Enable = 1'b0;
	    Select = 1'b0;
	    I0     = 1'b1;
	    I1     = 1'b1;
    #50
	    Enable = 1'b1;
	    Select = 1'b0;
	    I0     = 1'b1;
	    I1     = 1'b1;
    #50
	    Enable = 1'b0;
	    Select = 1'b1;
	    I0     = 1'b1;
	    I1     = 1'b1;
    #50
	    Enable = 1'b1;
	    Select = 1'b1;
	    I0     = 1'b1;
	    I1     = 1'b1;



    #50
	    Enable = 1'b1;
	    Select = 1'b1;
	    I0     = 1'b1;
	    I1     = 1'b1;
    end

endmodule // t