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: SettingsReg0

-- Date:2011-11-09  

-- 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 GpibStatusReg is

        port (

                data_out : out std_logic_vector (15 downto 0);

                -- gpib

                currentSecAddr : in std_logic_vector (4 downto 0); -- current sec addr

                att : in std_logic; -- addressed to talk(L or LE)

                tac : in std_logic; -- talker active (T, TE)

                atl : in std_logic; -- addressed to listen (T or TE)

                lac : in std_logic; -- listener active (L, LE)

                cwrc : in std_logic; -- controller write commands

                cwrd : in std_logic; -- controller write data

                spa : in std_logic; -- seriall poll active

                isLocal : in std_logic -- device is local controlled

        );

end GpibStatusReg;

architecture arch of GpibStatusReg is

begin

        data_out(4 downto 0) <= currentSecAddr;

        data_out(5) <= att;

        data_out(6) <= tac;

        data_out(7) <= atl;

        data_out(8) <= lac;

        data_out(9) <= cwrc;

        data_out(10) <= cwrd;

        data_out(11) <= spa;

        data_out(12) <= isLocal;

        data_out(15 downto 13) <= "000";

end arch;