diff --git a/pwm_block/sim/pwm_core_tb.v b/pwm_block/sim/pwm_core_tb.v
new file mode 100644
index 0000000..3dc5ce8
--- /dev/null
+++ b/pwm_block/sim/pwm_core_tb.v
@@ -0,0 +1,8 @@
+`timescale 1ns/1ps
+
+module pwm_core_tb;
+
+
+
+endmodule
+