Subversion Repositories zx_ula

`timescale 1ns / 1ps

////////////////////////////////////////////////////////////////////////////////

// Company: 

// Engineer:

//

// Create Date:   20:16:22 04/08/2012

// Design Name:   ula

// Module Name:   C:/proyectos_xilinx/ulaplus/test_reference_ula.v

// Project Name:  ulaplus

// Target Device:  

// Tool versions:  

// Description: 

//

// Verilog Test Fixture created by ISE for module: ula

//

// Dependencies:

// 

// Revision:

// Revision 0.01 - File Created

// Additional Comments:

// 

////////////////////////////////////////////////////////////////////////////////

module test_ulaplus;

        // Inputs

        reg clk14;

        reg reset;

        wire [15:0] a;

        wire [7:0] din;

        wire mreq_n;

        wire iorq_n;

        wire wr_n;

        wire rfsh_n;

        reg [7:0] vramdout;

        reg ear;

        reg [4:0] kbcolumns;

        // Outputs

        wire [7:0] dout;

        wire clkcpu;

        wire msk_int_n;

        wire [13:0] va;

        wire [7:0] vramdin;

        wire vramoe;

        wire vramcs;

        wire vramwe;

        wire mic;

        wire spk;

        wire [7:0] kbrows;

        wire r;

        wire g;

        wire b;

        wire i;

        wire [7:0] rgbulaplus;

        wire ulaplus_enabled;

        wire csync;

        // Instantiate the Unit Under Test (UUT)

        ulaplus uut (

                .clk14(clk14),

                .reset(reset),

                .a(a),

                .din(din),

                .dout(dout),

                .mreq_n(mreq_n),

                .iorq_n(iorq_n),

                .rd_n(1'b1),

                .wr_n(wr_n),

                .rfsh_n(rfsh_n),

                .clkcpu(clkcpu),

                .msk_int_n(msk_int_n),

                .va(va),

                .vramdout(vramdout),

                .vramdin(vramdin),

                .vramoe(vramoe),

                .vramcs(vramcs),

                .vramwe(vramwe),

                .ear(ear),

                .mic(mic),

                .spk(spk),

                .kbrows(kbrows),

                .kbcolumns(kbcolumns),

                .r(r),

                .g(g),

                .b(b),

                .i(i),

                .rgbulaplus(rgbulaplus),

                .ulaplus_enabled(ulaplus_enabled),

                .csync(csync)

        );

        z80memio cpu (

                .clk(clkcpu),

           .a(a),

                .d(din),

                .mreq_n(mreq_n),

                .iorq_n(iorq_n),

                .wr_n(wr_n),

                .rfsh_n(rfsh_n)

        );

        initial begin

                // Initialize Inputs

                clk14 = 0;

                vramdout = 8'b01010101;

                ear = 0;

                kbcolumns = 0;

                reset = 1;

                reset = #20 0;

        end

        always begin

                clk14 = #35.714286 ~clk14;

        end

endmodule