簡易波形發(fā)生器VHDL代碼Quartus仿真

名稱：簡易波形發(fā)生器VHDL代碼Quartus仿真

軟件：Quartus

語言：VHDL

代碼功能：

簡易波形發(fā)生器

1、可輸出方波、三角波、正弦波三種類型的波形。

2、通過開關(guān)控制輸出哪種類型。

FPGA代碼Verilog/VHDL代碼資源下載：www.hdlcode.com

演示視頻：

設計文檔：

1. 工程文件

2. 程序文件

3. 原理圖

4. 程序編譯

5. RTL圖

6. 仿真圖

部分代碼展示:

LIBRARY?ieee;
???USE?ieee.std_logic_1164.all;
???USE?ieee.std_logic_unsigned.all;
ENTITY?wave_generation?IS
???PORT?(
??????sys_clk?????????:?IN?STD_LOGIC;--輸入時鐘????
??????wave_select?????:?IN?STD_LOGIC_VECTOR(1?DOWNTO?0);--波形選擇
??????wave_data?????:?OUT?STD_LOGIC_VECTOR(7?DOWNTO?0)--波形輸出
???);
END?wave_generation;
ARCHITECTURE?behaviour?OF?wave_generation?IS
???--波形發(fā)生模塊
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選1模塊，00輸出0;01-方波;10-三角波;11-正弦波，wave_select控制3選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)--波形輸出
???);
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

點擊鏈接獲取代碼文件：http://www.hdlcode.com/index.php?m=home&c=View&a=index&aid=564