波形发生器设计VHDL代码Quartus仿真

名称：波形发生器设计VHDL代码Quartus仿真

软件：Quartus

语言：VHDL

代码功能：

波形发生器

可以生成方波、三角波、正弦波、锯齿波

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.程序运行

4.RTL图

5.仿真文件

6.程序仿真图

4选一

波形产生模块

部分代码展示:

LIBRARY?ieee;
???USE?ieee.std_logic_1164.all;
???USE?ieee.std_logic_unsigned.all;
--波形发生模块
ENTITY?carrier_wave?IS
???PORT?(
??????clk??????????????:?IN?STD_LOGIC;
??????rst??????????????:?IN?STD_LOGIC;
??????triangular_wave??:?OUT?STD_LOGIC_VECTOR(7?DOWNTO?0);
??????sawtooth_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?carrier_wave;
ARCHITECTURE?behaviour?OF?carrier_wave?IS
???
???SIGNAL?sin_valu????????:?STD_LOGIC_VECTOR(7?DOWNTO?0)?:=?"00000000";
???SIGNAL?count???????????:?STD_LOGIC_VECTOR(4?DOWNTO?0)?:=?"00000";
???
???SIGNAL?sawtooth_valu???:?STD_LOGIC_VECTOR(7?DOWNTO?0)?:=?"00000000";
???
???SIGNAL?square_valu?????:?STD_LOGIC_VECTOR(7?DOWNTO?0)?:=?"00000000";
???
???SIGNAL?triangular_valu?:?STD_LOGIC_VECTOR(7?DOWNTO?0)?:=?"00000000";
BEGIN
???PROCESS?(clk)
???BEGIN
??????IF?(clk'EVENT?AND?clk?=?'1')?THEN
?????????IF?(rst?=?'1')?THEN
????????????count?<=?"00000";
?????????ELSIF?(count?=?"11111")?THEN
????????????count?<=?"00000";
?????????ELSE
????????????count?<=?count?+?"00001";
?????????END?IF;
??????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=1366