简易波形发生器VHDL代码Quartus仿真

名称：简易波形发生器VHDL代码Quartus仿真

软件：Quartus

语言：VHDL

代码功能：

简易波形发生器

1、可输出方波、三角波、正弦波三种类型的波形。

2、通过开关控制输出哪种类型。

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

演示视频：

设计文档：

1. 工程文件

2. 程序文件

3. 原理图

4. 程序编译

5. RTL图

6. 仿真图

部分代码展示:

LIBRARY?ieee;
???USE?ieee.std_logic_1164.all;
???USE?ieee.std_logic_unsigned.all;
ENTITY?wave_generation?IS
???PORT?(
??????sys_clk?????????:?IN?STD_LOGIC;--输入时钟????
??????wave_select?????:?IN?STD_LOGIC_VECTOR(1?DOWNTO?0);--波形选择
??????wave_data?????:?OUT?STD_LOGIC_VECTOR(7?DOWNTO?0)--波形输出
???);
END?wave_generation;
ARCHITECTURE?behaviour?OF?wave_generation?IS
???--波形发生模块
COMPONENT?carrier_wave?IS
??????PORT?(
?????????clk?????????????:?IN?STD_LOGIC;
?????????triangular_wave?:?OUT?STD_LOGIC_VECTOR(7?DOWNTO?0);
?????????square_wave?????:?OUT?STD_LOGIC_VECTOR(7?DOWNTO?0);
?????????sin_wave????????:?OUT?STD_LOGIC_VECTOR(7?DOWNTO?0)
??????);
???END?COMPONENT;
--3选1模块，00输出0;01-方波;10-三角波;11-正弦波，wave_select控制3选1
COMPONENT?MUX_31?IS
???PORT?(
?????????triangular_wave?:?IN?STD_LOGIC_VECTOR(7?DOWNTO?0);
?????????square_wave?????:?IN?STD_LOGIC_VECTOR(7?DOWNTO?0);
?????????sin_wave????????:?IN?STD_LOGIC_VECTOR(7?DOWNTO?0);
?????????wave_select?????:?IN?STD_LOGIC_VECTOR(1?DOWNTO?0);
?????????wave_data???????:?OUT?STD_LOGIC_VECTOR(7?DOWNTO?0)--波形输出
???);
END?COMPONENT;
???SIGNAL?triangular_wave???:?STD_LOGIC_VECTOR(7?DOWNTO?0);
???SIGNAL?square_wave?????:?STD_LOGIC_VECTOR(7?DOWNTO?0);
???SIGNAL?sin_wave????????:?STD_LOGIC_VECTOR(7?DOWNTO?0);
BEGIN

点击链接获取代码文件：http://www.hdlcode.com/index.php?m=home&c=View&a=index&aid=564