nextpnr/ice40/examples/blinky/blinky_tb.v
David Shah 1780f42b9a ice40: Add examples folder including floorplan example
Signed-off-by: David Shah <dave@ds0.me>
2019-03-22 10:31:54 +00:00

26 lines
550 B
Verilog

module blinky_tb;
reg clk;
always #5 clk = (clk === 1'b0);
wire led1, led2, led3, led4, led5;
chip uut (
.io_0_8_1(clk),
.io_13_12_1(led1),
.io_13_12_0(led2),
.io_13_11_1(led3),
.io_13_11_0(led4),
.io_13_9_1(led5)
);
initial begin
// $dumpfile("blinky_tb.vcd");
// $dumpvars(0, blinky_tb);
repeat (10) begin
repeat (900000) @(posedge clk);
$display(led1, led2, led3, led4, led5);
end
$finish;
end
endmodule