| module testbench; | |
| reg en; | |
| initial begin | |
| // $dumpfile("testbench.vcd"); | |
| // $dumpvars(0, testbench); | |
| #5 en = 0; | |
| repeat (10000) begin | |
| #5 en = 1; | |
| #5 en = 0; | |
| end | |
| $display("OKAY"); | |
| end | |
| reg dinA = 0; | |
| wire doutB; | |
| reg lat = 0; | |
| top uut ( | |
| .clk (en ), | |
| //.__1__ (dinA ), | |
| .__1b__ (doutB ) | |
| ); | |
| always @(posedge en) begin | |
| #3; | |
| dinA <= dinA + 1; | |
| end | |
| always @(* ) | |
| if ( en ) | |
| lat <= dinA; | |
| assert_dff lat_test(.clk(en), .test(doutB), .pat(lat)); | |
| endmodule |