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-- $Id: rlink_core8.vhd 641 2015-02-01 22:12:15Z mueller $
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-- $Id: rlink_core8.vhd 666 2015-04-12 21:17:54Z mueller $
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--
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--
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-- Copyright 2011-2014 by Walter F.J. Mueller <W.F.J.Mueller@gsi.de>
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-- Copyright 2011-2014 by Walter F.J. Mueller <W.F.J.Mueller@gsi.de>
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--
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--
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-- This program is free software; you may redistribute and/or modify it under
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-- This program is free software; you may redistribute and/or modify it under
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-- the terms of the GNU General Public License as published by the Free
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-- the terms of the GNU General Public License as published by the Free
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-- 2014-12-05 596 14.7 131013 xc6slx16-2 352 492 24 176 s 7.0 ver 4.0
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-- 2014-12-05 596 14.7 131013 xc6slx16-2 352 492 24 176 s 7.0 ver 4.0
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-- 2011-12-09 437 13.1 O40d xc3s1000-4 184 403 0 244 s 9.1
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-- 2011-12-09 437 13.1 O40d xc3s1000-4 184 403 0 244 s 9.1
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--
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--
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-- Revision History:
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-- Revision History:
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-- Date Rev Version Comment
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-- Date Rev Version Comment
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-- 2015-04-11 666 4.1 add ESCXON,ESCFILL in signals, for cdata2byte
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-- 2014-10-12 596 4.0 now rlink v4 iface, 4 bit STAT
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-- 2014-10-12 596 4.0 now rlink v4 iface, 4 bit STAT
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-- 2011-12-09 437 1.0 Initial version
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-- 2011-12-09 437 1.0 Initial version
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------------------------------------------------------------------------------
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------------------------------------------------------------------------------
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library ieee;
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library ieee;
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ENAPIN_RBMON : integer := -1); -- SB_CNTL for rbmon (-1=none)
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ENAPIN_RBMON : integer := -1); -- SB_CNTL for rbmon (-1=none)
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port (
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port (
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CLK : in slbit; -- clock
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CLK : in slbit; -- clock
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CE_INT : in slbit := '0'; -- rlink ato time unit clock enable
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CE_INT : in slbit := '0'; -- rlink ato time unit clock enable
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RESET : in slbit; -- reset
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RESET : in slbit; -- reset
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ESCXON : in slbit; -- enable xon/xoff escaping
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ESCFILL : in slbit; -- enable fill escaping
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RLB_DI : in slv8; -- rlink 8b: data in
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RLB_DI : in slv8; -- rlink 8b: data in
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RLB_ENA : in slbit; -- rlink 8b: data enable
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RLB_ENA : in slbit; -- rlink 8b: data enable
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RLB_BUSY : out slbit; -- rlink 8b: data busy
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RLB_BUSY : out slbit; -- rlink 8b: data busy
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RLB_DO : out slv8; -- rlink 8b: data out
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RLB_DO : out slv8; -- rlink 8b: data out
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RLB_VAL : out slbit; -- rlink 8b: data valid
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RLB_VAL : out slbit; -- rlink 8b: data valid
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-- RL -> RLB converter (DO handling) -------------
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-- RL -> RLB converter (DO handling) -------------
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CD2B : cdata2byte -- 9bit comma,data -> byte stream
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CD2B : cdata2byte -- 9bit comma,data -> byte stream
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port map (
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port map (
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CLK => CLK,
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CLK => CLK,
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RESET => RESET,
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RESET => RESET,
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ESCXON => '0',
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ESCXON => ESCXON,
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ESCFILL => '0',
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ESCFILL => ESCFILL,
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DI => RL_DO,
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DI => RL_DO,
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ENA => RL_VAL,
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ENA => RL_VAL,
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BUSY => RL_HOLD,
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BUSY => RL_HOLD,
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DO => RLB_DO_L,
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DO => RLB_DO_L,
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VAL => RLB_VAL_L,
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VAL => RLB_VAL_L,
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