多路彩燈控制器VHDL代碼Quartus仿真

名稱：多路彩燈控制器VHDL代碼Quartus仿真

軟件：Quartus

語言：VHDL

代碼功能：

多路彩燈控制器

一、綜合訓(xùn)練內(nèi)容要求

設(shè)計(jì)一臺(tái)基于FPGA的多路彩燈控制器的設(shè)計(jì),要求如下：

1.彩燈從左到右逐次閃亮,然后從右到左逐次熄滅。

2.彩燈兩邊同時(shí)亮兩個(gè),然后逐次向中間點(diǎn)亮。

3.彩燈從左到右兩個(gè)兩個(gè)點(diǎn)亮,然后從右到左兩個(gè)兩個(gè)逐次點(diǎn)亮。

4.彩燈中間兩個(gè)點(diǎn)亮,然后同時(shí)向兩邊散開。

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

演示視頻：

設(shè)計(jì)文檔：

1. 工程文件

2. 程序文件

原理圖

代碼

3. 程序編譯

4. RTL圖

5. 仿真圖

整體仿真圖

花樣1，從左到右亮，再從右到左滅

花樣2，兩邊向中間點(diǎn)亮

花樣3，從左到右兩個(gè)兩個(gè)點(diǎn)亮，再從右到左點(diǎn)亮

花樣4，中間兩個(gè)點(diǎn)亮，再向兩邊散開

分頻模塊仿真圖

控制模塊仿真圖

部分代碼展示:

LIBRARY?ieee;
???USE?ieee.std_logic_1164.all;
???USE?ieee.std_logic_unsigned.all;
--彩燈控制模塊
ENTITY?control?IS
???PORT?(
??????clk_1????:?IN?STD_LOGIC;--輸出時(shí)鐘1,對(duì)應(yīng)變化節(jié)奏1
??clk_2:IN?STD_LOGIC;--輸出時(shí)鐘2,對(duì)應(yīng)變化節(jié)奏2
??button:IN?STD_LOGIC;--節(jié)拍選擇按鍵，通過切換clk_1和clk_2控制節(jié)奏
??????rst??????:?IN?STD_LOGIC;--高電平復(fù)位
??????led??????:?OUT?STD_LOGIC_VECTOR(7?DOWNTO?0)--輸出彩燈
???);
END?control;
ARCHITECTURE?behave?OF?control?IS
???--中間信號(hào)
???SIGNAL?clk????:?STD_LOGIC;
???SIGNAL?cnt?:?integer?:=?0;--計(jì)數(shù)器
BEGIN
???
???clk<=clk_1?when?(button='1')?else?clk_2;----節(jié)拍選擇按鍵，通過切換clk_1和clk_2控制節(jié)奏
???PROCESS?(clk,?rst)
???BEGIN
??????IF?(rst?=?'1')?THEN--復(fù)位清零
?????????cnt?<=?0;
??????ELSIF?(clk'EVENT?AND?clk?=?'1')?THEN
?????????IF?(cnt?=?35)?THEN
????????????cnt?<=?0;--運(yùn)行結(jié)束后循環(huán)
?????????ELSE
????????????cnt?<=?cnt?+?1;--計(jì)數(shù)
?????????END?IF;
??????END?IF;
???END?PROCESS;
???PROCESS?(clk,?rst)
???BEGIN
??????IF?(rst?=?'1')?THEN--復(fù)位清零
?????????led?<=?"00000000";
??????ELSIF?(clk'EVENT?AND?clk?=?'1')?THEN
?????????CASE?cnt?IS
????--花樣1，從左到右亮，再從右到左滅
????????????WHEN??0?=>led?<=?"10000000";
????????????WHEN??1?=>led?<=?"11000000";
WHEN??2?=>led?<=?"11100000";
WHEN??3?=>led?<=?"11110000";
WHEN??4?=>led?<=?"11111000";
WHEN??5?=>led?<=?"11111100";
WHEN??6?=>led?<=?"11111110";
WHEN??7?=>led?<=?"11111111";
WHEN??8?=>led?<=?"11111110";
WHEN??9?=>led?<=?"11111100";
WHEN?10?=>led?<=?"11111000";
WHEN?11?=>led?<=?"11110000";
WHEN?12?=>led?<=?"11100000";
WHEN?13?=>led?<=?"11000000";
WHEN?14?=>led?<=?"10000000";
--花樣2，兩邊向中間點(diǎn)亮
WHEN?15?=>led?<=?"10000001";
WHEN?16?=>led?<=?"11000011";
WHEN?17?=>led?<=?"11100111";
WHEN?18?=>led?<=?"11111111";
--花樣3，從左到右兩個(gè)兩個(gè)點(diǎn)亮，再從右到左點(diǎn)亮
WHEN?19?=>led?<=?"11000000";
WHEN?20?=>led?<=?"01100000";
WHEN?21?=>led?<=?"00110000";
WHEN?22?=>led?<=?"00011000";
WHEN?23?=>led?<=?"00001100";
WHEN?24?=>led?<=?"00000110";
WHEN?25?=>led?<=?"00000011";
WHEN?26?=>led?<=?"00000110";
WHEN?27?=>led?<=?"00001100";
WHEN?28?=>led?<=?"00011000";
WHEN?29?=>led?<=?"00110000";
WHEN?30?=>led?<=?"01100000";
WHEN?31?=>led?<=?"11000000";
--花樣4，中間兩個(gè)點(diǎn)亮，再向兩邊散開

點(diǎn)擊鏈接獲取代碼文件：http://www.hdlcode.com/index.php?m=home&c=View&a=index&aid=551