?? roms.vhd
字號:
LIBRARY ieee;
USE ieee.std_logic_1164.ALL;
USE ieee.std_logic_unsigned.ALL;
--------------------
package roms is
constant rom_width: integer:=4;
subtype rom_word is std_logic_vector(1 to rom_width);
subtype rom_range is integer range 0 to 12;
type rom_table is array(0 to 12) of rom_word;
constant rom : rom_table :=rom_table'(
"1100",
"1100",
"0100",
"0000",
"0110",
"0101",
"0111",
"1100",
"0100",
"0000",
"0110",
"0101",
"0111");
end roms;
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