【正文】 ........................................................................................... 7 LED 數(shù) 碼管的介紹 ........................................................................................................ 8 LED 數(shù)碼管的結(jié)構(gòu) ............................................................................................. 8 LED 產(chǎn)品特點 .................................................................................................... 9 LED 數(shù)碼管的技術(shù)參數(shù) .................................................................................... 10 芯片 T2518DD3 ............................................................................................................ 10 第 4 章 安裝與調(diào)試 ................................................................................................................ 12 安裝順序與要求 ......................................................................................................... 12 手工焊接技術(shù)與工藝 .................................................................................................. 13 焊接技術(shù)要求 .................................................................................................. 13 錫焊工藝過程 .................................................................................................. 14 手工焊接技術(shù)要領(lǐng) ........................................................................................... 15 連接 ........................................................................................................................... 15 通電調(diào)試 .................................................................................................................... 16 電池的作用 與安裝 ..................................................................................................... 17 組裝 ........................................................................................................................... 17 總結(jié) .......................................................................................................................................... 18 致謝 .......................................................................................................................................... 19 參考文獻(xiàn) .................................................................................................................................. 20 1 第 1 章 緒論 近幾年來國內(nèi)外研制狀況 高精度、高穩(wěn)定的數(shù)字鐘：天文 ,實驗室，物理試驗，遙測站，遙測地震臺網(wǎng)測定基本參數(shù)時，均需同時記有精確的時間標(biāo)記，便于分析人員準(zhǔn)確判讀事件的到時，完成基本參數(shù)的測定。t continue to sleep well at night or influence family sleep. No matter far and near, you quickly see exactly time, real clear. Silent running, you no longer have to di... the dalai... Sound troubles. In the busy learning time, multifunction digital clock is almost we can not lack of items. [key words] Adigital clock。 [關(guān)鍵詞 ]: 數(shù)字鐘 ； LED 數(shù)碼管；芯片 T2518DD3 II ABSTRACT LED digital clock is the digital circuit implementation, points, seconds digital display timer device, the most suitable for the unit, conference, electronic products (gift) house, all kinds of stores, various sales promotion activity used as souvenirs, donations GuangGaoPin, promotional products, prizes, gift, is People39。無聲運行，您再也不用為“嘀?噠?”聲煩惱。 紅（綠）色數(shù)碼顯示時分，決不會因晚間需開燈關(guān)燈查看時間而使您無法繼續(xù)安然入睡或影響親人睡眠。 巴音郭楞職業(yè)技術(shù)學(xué)院 高職生畢業(yè)設(shè)計（論文） 設(shè)計（論文）題目： 數(shù)字萬年歷的設(shè)計與應(yīng)用 系 別： 電子信息工程學(xué)院 專 業(yè) (方 向 )： 電子信息工程技術(shù) 年 級、 班： 2022 級 高職 （ 1） 班 學(xué) 生 姓 名： 李婷