DS18B20温度显示设计VHDL代码Quartus DE2开发板

名称：DS18B20温度显示设计VHDL代码Quartus? DE2开发板

软件：Quartus

语言：VHDL

代码功能：DS18B20温度显示

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

本代码已在DE2开发板验证，DE2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.?RTL图

5.?管脚分配

6.?Testbench

7.?仿真图

显示和蜂鸣器控制模块仿真

部分代码展示:

LIBRARY?ieee;
???USE?ieee.std_logic_1164.all;
ENTITY?DS18B20_dis?IS
???PORT?(
??????clk???????:?IN?STD_LOGIC;--50MHz
??????rst_n?????:?IN?STD_LOGIC;--复位
??????one_wire??:?INOUT?STD_LOGIC;--DS18B20信号
??????beep??????:?OUT?STD_LOGIC;--蜂鸣器
??????HEX0??????:?OUT?STD_LOGIC_VECTOR(7?DOWNTO?0);--数码管
??????HEX1??????:?OUT?STD_LOGIC_VECTOR(7?DOWNTO?0);--数码管
??????HEX2??????:?OUT?STD_LOGIC_VECTOR(7?DOWNTO?0)--数码管
???);
END?DS18B20_dis;
ARCHITECTURE?behavioral?OF?DS18B20_dis?IS
--数码管显示模块
COMPONENT?display?IS
???PORT?(
??????clk???????????:?IN?STD_LOGIC;
??????temperature??:?IN?STD_LOGIC_VECTOR(15?DOWNTO?0);--温度值
??beep?????????:?OUT?STD_LOGIC;--蜂鸣器
??????--数码管
??????HEX0????????:?OUT?STD_LOGIC_VECTOR(7?DOWNTO?0);
??????HEX1????????:?OUT?STD_LOGIC_VECTOR(7?DOWNTO?0);
??????HEX2????????:?OUT?STD_LOGIC_VECTOR(7?DOWNTO?0)
???);
END?COMPONENT;???
--DS18B20驱动模块
COMPONENT?ds18b20_drive?IS
???PORT?(
??????clk??????????:?IN?STD_LOGIC;?--?50MHz时钟
??????rst_n????????:?IN?STD_LOGIC;--?异步复位
??????one_wire?????:?INOUT?STD_LOGIC;--?One-Wire总线
??????temperature??:?OUT?STD_LOGIC_VECTOR(15?DOWNTO?0)?--?输出温度值
???);
END?COMPONENT;
???SIGNAL?temperature?:?STD_LOGIC_VECTOR(15?DOWNTO?0);
BEGIN
???
???i_ds18b20_drive?:?ds18b20_drive
??????PORT?MAP?(
?????????clk??????????=>?clk,
?????????rst_n????????=>?rst_n,
?????????one_wire?????=>?one_wire,
?????????temperature??=>?temperature
??????);

点击链接获取代码文件：http://www.hdlcode.com/index.php?m=home&c=View&a=index&aid=1189