俄罗斯方块VGA游戏设计VHDL代码Quartus DE1-SOC开发板

名称：俄罗斯方块VGA游戏设计VHDL代码Quartus? DE1-SOC开发板

软件：Quartus

语言：VHDL

代码功能：

俄罗斯方块VGA游戏设计

设计代码实现经典的俄罗斯方块游戏

使用DE1-SOC开发板平台，通过板子上按键及VGA显示器显示

FPGA代码Verilog/VHDL代码资源下载：www.hdlcode.com

本代码已在DE1-SOC开发板验证，DE1-SOC开发板如下，其他开发板可以修改管脚适配：

演示视频：

设计文档：

仿真图如下：

Tetris?VGA?module?(TOP)

部分代码展示:

library?ieee;
use?ieee.std_logic_1164.all;
package?matrix_pkg?is
type?matrix_type?is?array(30?downto?0,?10?downto?0)?of?std_logic;
end?package;
library?ieee;
use?ieee.std_logic_1164.all;
use?ieee.numeric_std.all;
use?ieee.std_logic_arith.all;
use?ieee.std_logic_unsigned.all;
use?work.matrix_pkg.all;
entity?game_ctrl?is
port(?clk_50?:?in?std_logic;?
??????reset?:?in?std_logic;
??????key_rotate?????:?in?std_logic;?
???key_left:?in?std_logic;
???key_right:?in?std_logic;
???game_matrix?:?out?matrix_type;
???game_over?:?out?std_logic
??);
end?game_ctrl;
architecture?behavioral?of?game_ctrl?is
type?state_type?is?(S_horizontal,?S_vertical,?S_block);
signal?state?:?state_type;
type?matrix_type?is?array(30?downto?0,?10?downto?0)?of?std_logic;
signal?ctrl_matrix?:?matrix_type;
signal?display_matrix?:?matrix_type;
signal?positon_x,?positon_y?:?integer;
signal?go_left:?integer?:=?0;
signal?go_right:?integer?:=?0;
signal?shape?:?std_logic;
signal?clk_draw?:?std_logic;
signal?div_cnt?:?integer:=0;
signal?random_num?:?std_logic_vector(2?downto?0):="111";
begin
--?LFSR
process(shape)
begin
if?rising_edge(shape)?then
random_num?<=?'0'&random_num(2?downto?1)?xor?(random_num(0)?&?random_num(0)?&?random_num(0));
end?if;
end?process;
--This?process?creates?a?1Hz?clock
process(clk_50)
begin
if?rising_edge(clk_50)?then
if?div_cnt?<?25000000?then
div_cnt?<=?div_cnt?+?1;
clk_draw?<=?'0';
else?
div_cnt?<=?0;
clk_draw?<=?'1';
end?if;
end?if;
end?process;
--?This?process?represents?a?state?machine?which?handles?the?rotation?of?the?blocks?
--based?on?user?input
process(key_rotate,?shape)
begin
if?shape?=?'1'?then
if?random_num(2?downto?1)?=?"00"?then
state?<=?S_horizontal;
elsif?random_num(2?downto?1)?=?"01"?then
state?<=?S_vertical;
elsif?random_num(2?downto?1)?=?"10"?then
state?<=?S_block;
else
state?<=?S_horizontal;
end?if;
elsif?rising_edge(key_rotate)?then
case?state?is
--State?S_horizontal?represents?horizontal?line
when?S_horizontal?=>
if?(ctrl_matrix(positon_y+1,?positon_x)?=?'0'?and?ctrl_matrix(positon_y-1,?positon_x)?=?'0')?then
state?<=?S_vertical;
else
state?<=?S_horizontal;
end?if;
--State?S_vertical?represents?a?vertical?line
when?S_vertical?=>
if?(ctrl_matrix(positon_y,?positon_x+1)?=?'0'?and?ctrl_matrix(positon_y,?positon_x-1)?=?'0')?then
state?<=?S_horizontal;
else
state?<=?S_vertical;
end?if;
when?S_block?=>
state?<=?S_block;
when?others?=>?
state?<=?S_horizontal;
end?case;
end?if;
end?process;

点击链接获取代码文件：http://www.hdlcode.com/index.php?m=home&c=View&a=index&aid=1174