add io_in/io_out zero/one to help transition to new niolib ioring

diff --git a/experiments9/non_generated/ls180.vst b/experiments9/non_generated/ls180.vst
index 38b2dc8f49a40a8b656ec5a9b19492cab436b20f..81e6766e07d4af676d76a1f79923c671ba1dd2ee 100644 (file)
--- a/experiments9/non_generated/ls180.vst
+++ b/experiments9/non_generated/ls180.vst
@@ -80,6 +80,13 @@ architecture structural of ls180 is
          );
   end component;
 
+  component one_x0
+    port ( q  : out bit
+         ; vdd : in bit
+         ; vss : in bit
+         );
+  end component;
+
 begin
 
   zero_0 : zero_x0
@@ -88,7 +95,17 @@ begin
            , vss => vss
            );
 
+  zero_1 : zero_x0
+  port map ( nq  => io_in
+           , vdd => vdd
+           , vss => vss
+           );
 
+  one_0 : one_x0
+  port map ( q  => io_out
+           , vdd => vdd
+           , vss => vss
+           );
 
 end structural;