Subversion Repositories gpib_controller

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--This file is part of fpga_gpib_controller.

--

-- Fpga_gpib_controller is free software: you can redistribute it and/or modify

-- it under the terms of the GNU General Public License as published by

-- the Free Software Foundation, either version 3 of the License, or

-- (at your option) any later version.

--

-- Fpga_gpib_controller is distributed in the hope that it will be useful,

-- but WITHOUT ANY WARRANTY; without even the implied warranty of

-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

-- GNU General Public License for more details.

-- You should have received a copy of the GNU General Public License

-- along with Fpga_gpib_controller.  If not, see <http://www.gnu.org/licenses/>.

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-- Entity: SecondaryAddressDecoder

-- Date:2011-11-07  

-- Author: Andrzej Paluch

--

-- Description ${cursor}

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library ieee;

use ieee.std_logic_1164.all;

use ieee.std_logic_unsigned.all;

library ieee;

use ieee.std_logic_1164.all;

use ieee.std_logic_unsigned.all;

entity SecondaryAddressDecoder is

        port (

                -- secondary address mask

                secAddrMask : in std_logic_vector (31 downto 0);

                -- data input

                DI : in std_logic_vector (4 downto 0);

                -- secondary address detected

                secAddrDetected : out std_logic

        );

end SecondaryAddressDecoder;

architecture arch of SecondaryAddressDecoder is

begin

        secAddrDetected <= secAddrMask(conv_integer(DI));

end arch;