$set_active_window("session");
   $$open_sheet(["/ : sheet1"], @noentity, @pop_existing);
   $set_active_window("Schematic_view");
   $reposition_window(446, 404, 882, 773);
$set_active_window("session");
   $add_traces(@nooverlay, void, void, "clk", "clr", "dir", "D", "C", "B", "A", "Y", "borrow", "carry");
   $set_active_window("Trace");
   $reposition_window(8, 33, 882, 299);
   $reposition_window(8, 33, 882, 406);
$set_active_window("session");
   $set_clock_period(100);
   $$delete_forces(@noall, void, "clk");
   $force("clk", "0", 0, void, void, @relative, @repeat, void);
   $force("clk", "1", 50, void, void, @relative, @repeat, void);
   $force("clr", "0", 0, void, void, @relative, @norepeat, void);
   $force("clr", "1", 25, void, void, @relative, @norepeat, void);
   $force("clr", "0", 75, void, void, @relative, @norepeat, void);
   $force("dir", "0", 0, void, void, @relative, @norepeat, void);
   $force("dir", "1", 1100, void, void, @relative, @norepeat, void);
   $run(2200, @relative);
$set_active_window("Trace");
   $view_all();