1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
|
-- Copyright (C) 2002 Morgan Kaufmann Publishers, Inc
-- This file is part of VESTs (Vhdl tESTs).
-- VESTs 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 2 of the License, or (at
-- your option) any later version.
-- VESTs 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 VESTs; if not, write to the Free Software Foundation,
-- Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
entity inline_08 is
end entity inline_08;
architecture test of inline_08 is
-- code from book
subtype state_vector is bit_vector(1 to 5);
-- end code from book
signal clk, reset : bit := '0';
signal word_in, word_out : bit_vector(0 to 31);
signal state_in, state_out : state_vector;
begin
-- code from book
word_reg : entity work.reg(behavioral)
generic map ( width => 32 )
port map ( -- . . . );
-- not in book
d => word_in, q => word_out, clk => clk, reset => reset );
-- end not in book
state_reg : entity work.reg(behavioral)
generic map ( width => state_vector'length )
port map ( -- . . . );
-- not in book
d => state_in, q => state_out, clk => clk, reset => reset );
-- end code from book
clk_gen : clk <= '1' after 10 ns, '0' after 20 ns when clk = '0';
reset_gen : reset <= '1' after 80 ns, '0' after 105 ns;
stimulus_word : word_in <= X"11111111" after 25 ns,
X"22222222" after 65 ns,
X"33333333" after 85 ns,
X"44444444" after 125 ns;
stimulus_state : state_in <= "00001" after 25 ns,
"00010" after 65 ns,
"00011" after 85 ns,
"00100" after 125 ns;
end architecture test;
|