mirror of https://github.com/YosysHQ/yosys.git
35 lines
530 B
Coq
35 lines
530 B
Coq
|
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;
|
||
|
|
|
||
|
|
top uut (
|
||
|
|
.en (en ),
|
||
|
|
.a (dinA ),
|
||
|
|
.b (doutB )
|
||
|
|
);
|
||
|
|
|
||
|
|
always @(posedge en) begin
|
||
|
|
#3;
|
||
|
|
dinA <= !dinA;
|
||
|
|
end
|
||
|
|
|
||
|
|
assert_tri b_test(.en(en), .A(dinA), .B(doutB));
|
||
|
|
|
||
|
|
endmodule
|