Home - Rasfoiesc.com
Educatie Sanatate Inginerie Business Familie Hobby Legal
Doar rabdarea si perseverenta in invatare aduce rezultate bune. stiinta, numere naturale, teoreme, multimi, calcule, ecuatii, sisteme


Biologie Chimie Didactica Fizica Geografie Informatica
Istorie Literatura Matematica Psihologie

C


Index » educatie » » informatica » C
Memorie SRAM 16x8 - Codul in Xilinx


Memorie SRAM 16x8 - Codul in Xilinx


Memorie SRAM 16x8

Codul

library IEEE;

use IEEE.STD_LOGIC_1164.ALL;

use IEEE.STD_LOGIC_ARITH.ALL;

use IEEE.STD_LOGIC_UNSIGNED.ALL;

---- Uncomment the following library declaration if instantiating

---- any Xilinx primitives in this code.

--library UNISIM;

--use UNISIM.VComponents.all;

entity ram16_8 is

port (Address: in std_logic_vector (3 downto 0);

-- Address: in INTEGER;

Data: inout std_logic_vector(7 downto 0);

CLK, CS, WE, OE: in std_ulogic);

end ram16_8;

architecture Behavioral of ram16_8 is

signal data_In : std_logic_vector(7 downto 0);

signal data_out : std_logic_vector(7 downto 0);

begin

p0: process (CLk) is

type ram_array is array (0 to 15) of

std_logic_vector(7 downto 0);

variable mem: ram_array;

variable address_v : integer;

begin

if clk'event and clk ='1' then

address_v := Conv_integer (address);

if cs = '0' then

if oe='0'and we = '1' then

Data_out <= mem(address_v);

elsif oe='1'and we = '0' then

mem(address_v) := Data_in;

else null;

end if;

end if;

end if;

end process p0;

p1:process (CS,OE, WE, Data, data_in, data_out)

begin

if cs = '0' then

if oe='0'and we = '1' then

data <= data_out;

elsif oe='1'and we = '0' then

data <= (others => 'Z');

data_in <= data;

else

data <= (others => 'Z');

end if;

end if;

end process p1;

end Behavioral;

Afisarea rezultatelor simularii



loading...




Politica de confidentialitate

loading...




Politica de confidentialitate

Copyright © 2020 - Toate drepturile rezervate

Afaceri


Access
Adobe photoshop
Autocad
Baze de date
C
Calculatoare
Corel draw
Excel
Foxpro
Html
Internet
Java
Linux
Mathcad
Matlab
Outlook
Pascal
Php
Powerpoint
Retele calculatoare
Sql
Windows
Word