top_shift: add edge.vhd and ringcnt.vhd as empty modules

1 files changed, 16 insertions, 0 deletions

diff --git a/src/edge.vhd b/src/edge.vhd
new file mode 100644
index 0000000..23dba70
--- /dev/null
+++ b/src/edge.vhd
@@ -0,0 +1,16 @@
+library ieee;
+use ieee.std_logic_1164.all;
+
+entity edge is
+  port (
+    clk     : in std_ulogic;
+    rst_n   : in std_ulogic;
+    x_i     : in std_ulogic;
+    edge_o  : out std_ulogic);
+end entity;
+
+architecture rtl of edge is
+begin
+
+end architecture rtl;
+