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-- $Id: bpgenrbuslib.vhd 637 2015-01-25 18:36:40Z mueller $

--

-- Copyright 2013-2015 by Walter F.J. Mueller <W.F.J.Mueller@gsi.de>

--

-- This program is free software; you may redistribute and/or modify it under

-- the terms of the GNU General Public License as published by the Free

-- Software Foundation, either version 2, or at your option any later version.

--

-- This program 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 complete details.

--

------------------------------------------------------------------------------

-- Package Name:   bpgenrbuslib

-- Description:    Generic Board/Part components using rbus

-- 

-- Dependencies:   -

-- Tool versions:  ise 12.1-14.7; viv 2014.4; ghdl 0.26-0.31

-- Revision History: 

-- Date         Rev Version  Comment

-- 2015-01-25   637   1.2    add generics to sn_humanio_rbus

-- 2014-08-15   583   1.1    rb_mreq addr now 16 bit

-- 2013-01-26   476   1.0    Initial version (extracted from bpgenlib)

------------------------------------------------------------------------------

library ieee;

use ieee.std_logic_1164.all;

use ieee.numeric_std.all;

use work.slvtypes.all;

use work.rblib.all;

package bpgenrbuslib is

component bp_swibtnled_rbus is          -- swi,btn,led handling /w rbus icept

  generic (

    SWIDTH : positive := 4;             -- SWI port width

    BWIDTH : positive := 4;             -- BTN port width

    LWIDTH : positive := 4;             -- LED port width

    DEBOUNCE : boolean := true;         -- instantiate debouncer for SWI,BTN

    RB_ADDR : slv16 := slv(to_unsigned(16#fef0#,16)));

  port (

    CLK : in slbit;                     -- clock

    RESET : in slbit := '0';            -- reset

    CE_MSEC : in slbit;                 -- 1 ms clock enable

    RB_MREQ : in rb_mreq_type;          -- rbus: request

    RB_SRES : out rb_sres_type;         -- rbus: response

    SWI : out slv(SWIDTH-1 downto 0);   -- switch settings, debounced

    BTN : out slv(BWIDTH-1 downto 0);   -- button settings, debounced

    LED : in slv(LWIDTH-1 downto 0);    -- led data

    I_SWI : in slv(SWIDTH-1 downto 0);  -- pad-i: switches

    I_BTN : in slv(BWIDTH-1 downto 0);  -- pad-i: buttons

    O_LED : out slv(LWIDTH-1 downto 0)  -- pad-o: leds

  );

end component;

component sn_humanio_rbus is            -- human i/o handling /w rbus intercept

  generic (

    SWIDTH : positive := 8;             -- SWI port width

    BWIDTH : positive := 4;             -- BTN port width

    LWIDTH : positive := 8;             -- LED port width

    DCWIDTH : positive := 2;            -- digit counter width (2 or 3)

    DEBOUNCE : boolean := true;         -- instantiate debouncer for SWI,BTN

    RB_ADDR : slv16 := slv(to_unsigned(16#fef0#,16)));

  port (

    CLK : in slbit;                     -- clock

    RESET : in slbit := '0';            -- reset

    CE_MSEC : in slbit;                 -- 1 ms clock enable

    RB_MREQ : in rb_mreq_type;          -- rbus: request

    RB_SRES : out rb_sres_type;         -- rbus: response

    SWI : out slv(SWIDTH-1 downto 0);   -- switch settings, debounced

    BTN : out slv(BWIDTH-1 downto 0);   -- button settings, debounced

    LED : in slv(LWIDTH-1 downto 0);    -- led data

    DSP_DAT : in slv(4*(2**DCWIDTH)-1 downto 0);   -- display data

    DSP_DP : in slv((2**DCWIDTH)-1 downto 0);      -- display decimal points

    I_SWI : in slv(SWIDTH-1 downto 0);  -- pad-i: switches

    I_BTN : in slv(BWIDTH-1 downto 0);  -- pad-i: buttons

    O_LED : out slv(LWIDTH-1 downto 0); -- pad-o: leds

    O_ANO_N : out slv((2**DCWIDTH)-1 downto 0); -- pad-o: disp: anodes (act.low)

    O_SEG_N : out slv8                         -- pad-o: disp: segments (act.low)

  );

end component;

component sn_humanio_demu_rbus is       -- human i/o swi,btn,led only /w rbus

  generic (

    DEBOUNCE : boolean := true;         -- instantiate debouncer for SWI,BTN

    RB_ADDR : slv16 := slv(to_unsigned(16#fef0#,16)));

  port (

    CLK : in slbit;                     -- clock

    RESET : in slbit := '0';            -- reset

    CE_MSEC : in slbit;                 -- 1 ms clock enable

    RB_MREQ : in rb_mreq_type;          -- rbus: request

    RB_SRES : out rb_sres_type;         -- rbus: response

    SWI : out slv8;                     -- switch settings, debounced

    BTN : out slv4;                     -- button settings, debounced

    LED : in slv8;                      -- led data

    DSP_DAT : in slv16;                 -- display data

    DSP_DP : in slv4;                   -- display decimal points

    I_SWI : in slv8;                    -- pad-i: switches

    I_BTN : in slv6;                    -- pad-i: buttons

    O_LED : out slv8                    -- pad-o: leds

  );

end component;

end package bpgenrbuslib;