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--! @file

--! @copyright  Copyright 2015 GNSS Sensor Ltd. All right reserved.

--! @author     Sergey Khabarov

--! @brief      IO buffer for inferred tech.

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library ieee;

use ieee.std_logic_1164.all;

entity iobuf_inferred is

  port (

    o  : out std_logic;

    io : inout std_logic;

    i  : in std_logic;

    t  : in std_logic

  );

end;

architecture rtl of iobuf_inferred is

  signal ivalue : std_logic;

begin

  o <= '0';

  io <= 'Z' when t = '1' else to_X01(i);

end;