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+Acorn BBC Micro on an Altera DE1 Cyclone II FPGA board
+------------------------------------------------------
+
+http://www.mike-stirling.com/retro-fpga/bbc-micro-on-an-fpga/
+(C) 2011-2016 Mike Stirling
+
+Uses components from:
+
T65 implementation from http://www.fpgaarcade.com/resources/T65_v302.zip (bug fixes from PACE dev)
M6522 implementation from FPGA arcade VIC20 design. Various bug fixes added locally.
SN76489 implementation by Arnim Laeuger and obtained from FPGA arcade
-
+-- BBC Micro for Altera DE1
+--
+-- Copyright (c) 2011 Mike Stirling
+--
+-- All rights reserved
+--
+-- Redistribution and use in source and synthezised forms, with or without
+-- modification, are permitted provided that the following conditions are met:
+--
+-- * Redistributions of source code must retain the above copyright notice,
+-- this list of conditions and the following disclaimer.
+--
+-- * Redistributions in synthesized form must reproduce the above copyright
+-- notice, this list of conditions and the following disclaimer in the
+-- documentation and/or other materials provided with the distribution.
+--
+-- * Neither the name of the author nor the names of other contributors may
+-- be used to endorse or promote products derived from this software without
+-- specific prior written agreement from the author.
+--
+-- * License is granted for non-commercial use only. A fee may not be charged
+-- for redistributions as source code or in synthesized/hardware form without
+-- specific prior written agreement from the author.
+--
+-- THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+-- AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
+-- THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+-- PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE
+-- LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+-- CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+-- SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+-- INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+-- CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+-- ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+-- POSSIBILITY OF SUCH DAMAGE.