lcd162.vhf

在LCD上显示事先就输入好的字符,可以任意改变的

-- VHDL model created from lcd162.sch - Tue Apr 17 11:12:23 2007


library ieee;
use ieee.std_logic_1164.ALL;
use ieee.numeric_std.ALL;
-- synopsys translate_off
library UNISIM;
use UNISIM.Vcomponents.ALL;
-- synopsys translate_on

entity lcd162 is
   port ( clk    : in    std_logic; 
          rst    : in    std_logic; 
          d      : out   std_logic_vector (7 downto 0); 
          lcd_e  : out   std_logic; 
          lcd_rs : out   std_logic; 
          lcd_rw : out   std_logic);
end lcd162;

architecture BEHAVIORAL of lcd162 is
   component lcd2
      port ( clk    : in    std_logic; 
             Reset  : in    std_logic; 
             lcd_rs : out   std_logic; 
             lcd_rw : out   std_logic; 
             lcd_e  : out   std_logic; 
             data   : out   std_logic_vector (7 downto 0));
   end component;
   
begin
   XLXI_2 : lcd2
      port map (clk=>clk, Reset=>rst, data(7 downto 0)=>d(7 downto 0),
            lcd_e=>lcd_e, lcd_rs=>lcd_rs, lcd_rw=>lcd_rw);
   
end BEHAVIORAL;