基于FPGA的3位二进制的乘法器VHDL代码Quartus 开发板

名称：基于FPGA的3位二进制的乘法器VHDL代码Quartus? 开发板

软件：Quartus

语言：VHDL

代码功能：

3位二进制的乘法器

该乘法器实现两个三位二进制的乘法，二极管LED2~LED0显示输入的被乘数，LED5~LED3显示乘数，数码管显示相应的十进制输入值和输出结果。

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

本代码已在开发板验证，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：

1. 工程文件

2. 程序文件

3. 程序编译

4. 管脚分配

5. RTL图

6. 仿真图

部分代码展示:

LIBRARY?ieee;
???USE?ieee.std_logic_1164.all;
--乘法器
ENTITY?mult?IS
???PORT?(
??????clk_in???????:?IN?STD_LOGIC;--时钟
??????reset_n??????:?IN?STD_LOGIC;--复位
??????data_in??????:?IN?STD_LOGIC_VECTOR(2?DOWNTO?0);--输入
??????key1_n???????:?IN?STD_LOGIC;--按键1
??????key2_n???????:?IN?STD_LOGIC;--按键2
??????key_enter_n??:?IN?STD_LOGIC;--等于键
LED1???????:?OUT?STD_LOGIC_VECTOR(2?DOWNTO?0);--数据1
??????LED2???????:?OUT?STD_LOGIC_VECTOR(2?DOWNTO?0);--数据2
??????bit_select?????:?OUT?STD_LOGIC_VECTOR(3?DOWNTO?0);--数码管位选
??????seg_select?????:?OUT?STD_LOGIC_VECTOR(7?DOWNTO?0)--数码管段选
???);
END?mult;
ARCHITECTURE?behave?OF?mult?IS
--控制模块
???COMPONENT?state_ctrl?IS
??????PORT?(
?????????clk_in???????:?IN?STD_LOGIC;
?????????reset_n??????:?IN?STD_LOGIC;
?????????data_in??????:?IN?STD_LOGIC_VECTOR(2?DOWNTO?0);
?????????key1_n???????:?IN?STD_LOGIC;
?????????key2_n???????:?IN?STD_LOGIC;
?????????key_enter_n??:?IN?STD_LOGIC;
?????????data_1???????:?OUT?STD_LOGIC_VECTOR(2?DOWNTO?0);
?????????data_2???????:?OUT?STD_LOGIC_VECTOR(2?DOWNTO?0);
?????????data_result??:?OUT?STD_LOGIC_VECTOR(5?DOWNTO?0)
??????);
???END?COMPONENT;
???
--显示模块
COMPONENT?display?IS
???PORT?(
??????clk????????????:?IN?STD_LOGIC;
??????
??????data_1?????:?IN?STD_LOGIC_VECTOR(2?DOWNTO?0);--乘数1
??????data_2????:?IN?STD_LOGIC_VECTOR(2?DOWNTO?0);--乘数2
??????data_result??:?IN?STD_LOGIC_VECTOR(5?DOWNTO?0);--乘积
??????
??????bit_select?????:?OUT?STD_LOGIC_VECTOR(3?DOWNTO?0);--数码管位选
??????seg_select?????:?OUT?STD_LOGIC_VECTOR(7?DOWNTO?0)--数码管段选
???);
END?COMPONENT;
???SIGNAL?data_1???????????:?STD_LOGIC_VECTOR(2?DOWNTO?0);
???SIGNAL?data_2???????????:?STD_LOGIC_VECTOR(2?DOWNTO?0);
???SIGNAL?data_result??????:?STD_LOGIC_VECTOR(5?DOWNTO?0);
BEGIN
???
???
???--控制模块
???i_state_ctrl?:?state_ctrl
??????PORT?MAP?(
?????????clk_in???????=>?clk_in,
?????????reset_n??????=>?reset_n,
?????????data_in??????=>?data_in,
?????????key1_n???????=>?key1_n,
?????????key2_n???????=>?key2_n,
?????????key_enter_n??=>?key_enter_n,
?????????data_1???????=>?data_1,
?????????data_2???????=>?data_2,
?????????data_result??=>?data_result
??????);
???--LED指示灯
LED1<=data_1;
LED2<=data_2;
???
???--显示模块
???i_display?:?display
??????PORT?MAP?(
?????????clk??????????=>?clk_in,
?????????data_1???????=>?data_1,
?????????data_2???????=>?data_2,
?????????data_result??=>?data_result,
?????????bit_select???=>?bit_select,
?????????seg_select???=>?seg_select
??????);
???
END?behave;

点击链接获取代码文件：http://www.hdlcode.com/index.php?m=home&c=View&a=index&aid=665