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基于液晶顯示的萬年歷設(shè)計(jì)_畢業(yè)論文(已修改)

2025-07-20 12:33 本頁面
 

【正文】 畢業(yè)設(shè)計(jì)(論文)報(bào)告 題 目 基于 液晶顯示 的萬年歷 設(shè)計(jì) 系 別 專 業(yè) 班 級(jí) 學(xué)生姓名 學(xué) 號(hào) 指導(dǎo)教師 20xx 年 4 月 無錫科技職業(yè)學(xué)院畢業(yè)設(shè)計(jì)(論文) 基于液晶顯示的萬年歷設(shè)計(jì) i 基于 液晶顯示 的萬年歷設(shè)計(jì) 摘要 : 本設(shè)計(jì)應(yīng)用 AT89S52 芯片作為核心,采用 C 語言進(jìn)行編程,實(shí)現(xiàn)以下功能:小時(shí)、分、秒、年、月、日、星期的顯示和實(shí)時(shí)溫度檢測。該設(shè)計(jì)的電子時(shí)鐘系統(tǒng)由時(shí)鐘電路、 LCD 顯示電路、按鍵調(diào)整電路和溫度檢測電路四部分組成。使用時(shí)鐘芯 片 DS1302 完成時(shí)鐘日期的功能,以 LCD1602 為顯示器,同時(shí)利用溫度傳感器 DS18B20 測量周圍環(huán)境溫度,并且可以依靠按鍵隨時(shí)對(duì)日期時(shí)間進(jìn)行調(diào)整。我們共設(shè)計(jì)四個(gè)按鍵,一個(gè)模式鍵,也就是我們用來選定被修改的數(shù)字的,兩個(gè)調(diào)整鍵,一個(gè)“加”鍵和一個(gè)“減”鍵,當(dāng)按下模式鍵,選定要調(diào)整的數(shù)字的時(shí)候,“加”、“減”可以幫我們調(diào)到所需的狀態(tài),還有一個(gè)復(fù)位鍵,顯示精度為 1 秒。設(shè)計(jì)還提供三位實(shí)時(shí)溫度檢測并顯示,其顯示精度為 ℃。 關(guān)鍵詞 : AT89S5 時(shí)鐘日歷芯片 DS130 溫度傳感器 DS18B LCD1602 無錫科技職業(yè)學(xué)院畢業(yè)設(shè)計(jì)(論文) 基于液晶顯示的萬年歷設(shè)計(jì) ii Calendar design based on liquid crystal display (LCD) Abstract: This design applies AT89S52 chip as the core, using C language programming, realize the following functions: hours, minutes and seconds, year, month, day, week display and realtime temperature design of electronic clock system consists of a clock circuit, LCD display circuit, key adjustment circuit and temperature detection circuit four the function of the date of pleted clock chip DS1302 clock, LCD1602 to display, using temperature sensor DS18B20 measuring ambient temperature at the same time, and you can rely on button at any time to adjust date/ keys, we design a mode key, also is what we used to select the modified figure, two adjusting button, a add button and a minus button, when press the mode button, the selected to adjust the Numbers, add, reduced can help us to set the desired state, there is a reset button, display precision of 1 design also provides realtime temperature detection and display, the display accuracy of ℃ . Key Words: AT89S52 、 calendar clock chip DS1302 、 temperature sensor DS18B LCD1602 無錫科技職業(yè)學(xué)院畢業(yè)設(shè)計(jì)(論文) 基于液晶顯示的萬年歷設(shè)計(jì) iii 目錄 前言 ................................................................................................................................ 1 第一章 方案選擇與萬年歷研究情況 .......................................................................... 2 方案選擇 ......................................................................................................... 2 時(shí)鐘芯片選擇 ....................................................................................... 2 鍵盤選擇 ............................................................................................... 3 顯示模塊選擇 ....................................................................................... 3 電子萬年歷的研究情況 .................................................................................. 4 第二章 主要硬件描述 .................................................................................................. 5 AT89S52........................................................................................................... 5 主要性能 ............................................................................................... 5 引腳說明 ............................................................................................... 5 LC1602............................................................................................................. 8 簡介 ....................................................................................................... 8 特性 ....................................................................................................... 9 管腳功能 ............................................................................................... 9 時(shí)鐘芯片 DS1302 ........................................................................................ 10 工作原理 ............................................................................................. 10 引腳功能及結(jié)構(gòu) ................................................................................. 10 數(shù)字溫度傳感器 DS18B20 .......................................................................... 11 工作原理 ............................................................................. 11 引腳說明 ............................................................................ 12 第三章 硬件設(shè)計(jì)與實(shí)現(xiàn) ............................................................................................ 13 單片機(jī)最小系統(tǒng)的設(shè)計(jì) ............................................................................... 13 時(shí)鐘電路的設(shè)計(jì) ........................................................................................... 14 溫度采集模塊的設(shè)計(jì) ................................................................................... 14 LCDM1602 顯示模塊設(shè)計(jì) ........................................................................... 15 第四章 系統(tǒng)軟件設(shè)計(jì)與實(shí)現(xiàn) .................................................................................... 16 主程序設(shè)計(jì) .................................................................................................... 16 無錫科技職業(yè)學(xué)院畢業(yè)設(shè)計(jì)(論文) 基于液晶顯示的萬年歷設(shè)計(jì) iv 實(shí)時(shí)時(shí)鐘日歷子程序設(shè)計(jì) ............................................................................ 16 環(huán)境溫度采集子程序設(shè)計(jì) ............................................................................ 17 按鍵子程序設(shè)計(jì) ............................................................................................ 19 第五章 測試結(jié)果分析與結(jié)果 .................................................................................... 20 測試結(jié)果分析 ............................................................................................... 20 測試總結(jié) ....................................................................................................... 20 結(jié)束語 .......................................................................................................................... 21 致謝 ............................................
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