Add blinky post-synthesis testbench

Signed-off-by: Clifford Wolf <clifford@clifford.at>

1 files changed, 15 insertions, 0 deletions

diff --git a/ice40/blinky_tb.v b/ice40/blinky_tb.v
new file mode 100644
index 00000000..300c8a37
--- /dev/null
+++ b/ice40/blinky_tb.v
@@ -0,0 +1,15 @@
+module blinky_tb;
+    reg clk;
+    always #5 clk = (clk === 1'b0);
+
+    chip uut (
+        .io_0_8_1(clk)
+    );
+
+    initial begin
+        $dumpfile("blinky_tb.vcd");
+        $dumpvars(0, blinky_tb);
+        repeat (9000000) @(posedge clk);
+        $finish;
+    end
+endmodule