restructured project

1 files changed, 16 insertions, 0 deletions

diff --git a/rtl/src/reset_synchronizer.v b/rtl/src/reset_synchronizer.v
new file mode 100644
index 0000000..dc7a80a
--- /dev/null
+++ b/rtl/src/reset_synchronizer.v
@@ -0,0 +1,16 @@
+module reset_synchronizer (
+    input clk,
+    input rstn_async,
+    output rstn
+);
+
+reg [1:0] rstn_sync;
+
+always @(posedge clk or negedge rstn_async) begin
+  if (!rstn_async) rstn_sync <= 2'b00;
+  else             rstn_sync <= {rstn_sync[0], 1'b1};
+end
+
+assign rstn = rstn_sync[1];
+
+endmodule
\ No newline at end of file