`default_nettype none `timescale 1ns / 1ps /* This testbench just instantiates the module and makes some convenient wires that can be driven / tested by the cocotb test.py. */ module tb (); // Dump the signals to a VCD file. You can view it with gtkwave. initial begin $dumpfile("tb.vcd"); $dumpvars(0, tb); #1; end // Wire up the inputs and outputs: reg clk; reg rst_n; reg ena; reg [7:0] ui_in; reg [7:0] uio_in; wire [7:0] uo_out; wire [7:0] uio_out; wire [7:0] uio_oe; // Replace tt_um_example with your module name: tt_um_example user_project ( // Include power ports for the Gate Level test: `ifdef GL_TEST .VPWR(1'b1), .VGND(1'b0), `endif .ui_in (ui_in), // Dedicated inputs .uo_out (uo_out), // Dedicated outputs .uio_in (uio_in), // IOs: Input path .uio_out(uio_out), // IOs: Output path .uio_oe (uio_oe), // IOs: Enable path (active high: 0=input, 1=output) .ena (ena), // enable - goes high when design is selected .clk (clk), // clock .rst_n (rst_n) // not reset ); endmodule