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Diffstat (limited to 'testsuite/vests/vhdl-ams/ashenden/compliant/composite-data/tb_coeff_ram.vhd')
-rw-r--r-- | testsuite/vests/vhdl-ams/ashenden/compliant/composite-data/tb_coeff_ram.vhd | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/testsuite/vests/vhdl-ams/ashenden/compliant/composite-data/tb_coeff_ram.vhd b/testsuite/vests/vhdl-ams/ashenden/compliant/composite-data/tb_coeff_ram.vhd new file mode 100644 index 0000000..0b7fd1f --- /dev/null +++ b/testsuite/vests/vhdl-ams/ashenden/compliant/composite-data/tb_coeff_ram.vhd @@ -0,0 +1,61 @@ + +-- 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 tb_coeff_ram is + +end entity tb_coeff_ram; + + +---------------------------------------------------------------- + + +architecture test_abstract of tb_coeff_ram is + + use work.coeff_ram_types.all; + + signal rd, wr : bit := '0'; + signal addr : coeff_ram_address := 0; + signal d_in, d_out : real := 0.0; + +begin + + dut : entity work.coeff_ram(abstract) + port map ( rd => rd, wr => wr, + addr => addr, + d_in => d_in, d_out => d_out ); + + stumulus : process is + + begin + wait for 100 ns; + + addr <= 10; d_in <= 10.0; wait for 10 ns; + wr <= '1'; wait for 10 ns; + d_in <= 20.0; wait for 10 ns; + wr <= '0'; wait for 70 ns; + + addr <= 20; wait for 10 ns; + rd <= '1'; wait for 10 ns; + addr <= 10; wait for 10 ns; + rd <= '0'; wait for 10 ns; + + wait; + end process stumulus; + +end architecture test_abstract; |