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- removed 'ce'

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git-svn-id: http://moon:8086/svn/vhdl/trunk@222 cc03376c-175c-47c8-b038-4cd826a8556b
This commit is contained in:
jens
2009-01-11 12:57:06 +00:00
parent c403b3b22d
commit 748bd9e52a
1 changed files with 10 additions and 15 deletions
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lib/filter/src/delay_line.vhd
+3 -8
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@@ -42,7 +42,6 @@ Port
( (
rst : in std_logic; rst : in std_logic;
clk : in std_logic; clk : in std_logic;
ce : in std_logic;
shift_en : in std_logic; shift_en : in std_logic;
delay : in natural range 0 to ntaps-1; delay : in natural range 0 to ntaps-1;
din : in sfixed; din : in sfixed;
@@ -74,8 +73,7 @@ counter:
if rising_edge(clk) then if rising_edge(clk) then
if rst = '1' then if rst = '1' then
count <= 0; count <= 0;
elsif ce = '1' then elsif shift_en = '1' then
if shift_en = '1' then
if count /= ntaps-1 then if count /= ntaps-1 then
count <= count + 1; count <= count + 1;
else else
@@ -83,7 +81,6 @@ counter:
end if; end if;
end if; end if;
end if; end if;
end if;
end process; end process;
inst_dpram_1w1r: entity work.dpram_1w1r inst_dpram_1w1r: entity work.dpram_1w1r
@@ -95,8 +92,8 @@ counter:
PORT MAP ( PORT MAP (
clka => clk, clka => clk,
clkb => clk, clkb => clk,
en_a => ce, en_a => '1',
en_b => ce, en_b => '1',
we_a => shift_en, we_a => shift_en,
addr_a => addr_w, addr_a => addr_w,
addr_b => addr_r, addr_b => addr_r,
@@ -121,13 +118,11 @@ shift_register:
variable delay_pipe : delay_pipe_t; variable delay_pipe : delay_pipe_t;
begin begin
if rising_edge(clk) then if rising_edge(clk) then
if ce = '1' then
dout <= delay_pipe(delay); dout <= delay_pipe(delay);
if shift_en = '1' then if shift_en = '1' then
delay_pipe := delay_pipe(delay_pipe'left-1 downto 0) & din; delay_pipe := delay_pipe(delay_pipe'left-1 downto 0) & din;
end if; end if;
end if; end if;
end if;
end process; end process;
end reg_based; end reg_based;