凱撒密碼的過程,再用配對(duì)字母取代訊息里的原始字母位移加密法(shift cipher):模數(shù)計(jì)算。Ek(x)=(x+k)mod 26,Dk(y)=(y –k)mod 26 如:k=5 “hello world”加密為:mjqqt….
上傳時(shí)間: 2014-01-23
上傳用戶:nairui21
This preview for Phill s Big mod shows the addition of proper SUR files into the mod
標(biāo)簽: the addition preview proper
上傳時(shí)間: 2016-06-23
上傳用戶:fxf126@126.com
C編譯器產(chǎn)生的可顯示機(jī)器碼/匯編代碼文件,其中附有源C v: v: @8 g: X& z代碼作為注釋 : z! [3 \) O&...UWOW Grave Composer音樂模塊(mod)文件 + Q* T) \ z) R f$ a: H, iWP WordPerfect文檔 H! t7 D2 |...
標(biāo)簽: Composer Grave UWOW mod
上傳時(shí)間: 2013-12-14
上傳用戶:love_stanford
微芯力arm9 嵌入式Linux操作系統(tǒng)下的mod驅(qū)動(dòng)程序源代碼
上傳時(shí)間: 2016-12-02
上傳用戶:愛死愛死
凱撒密碼算法的實(shí)現(xiàn) 加密:c=k1*m+k2 mod 26 解密:m=k1-1(c-k2) mod 26
上傳時(shí)間: 2014-11-05
上傳用戶:ggwz258
OpenVPN for the DSL-300T with SD/MMC mod
標(biāo)簽: OpenVPN with DSL 300
上傳時(shí)間: 2014-01-10
上傳用戶:weixiao99
Filesystem for DSL-300T with MMC mod (must be extracted in the first primary partition, formatted in ext3)
標(biāo)簽: Filesystem extracted formatted partition
上傳時(shí)間: 2013-12-16
上傳用戶:nanfeicui
歐幾里德算法:輾轉(zhuǎn)求余 原理: gcd(a,b)=gcd(b,a mod b) 當(dāng)b為0時(shí),兩數(shù)的最大公約數(shù)即為a getchar()會(huì)接受前一個(gè)scanf的回車符
標(biāo)簽: gcd getchar scanf mod
上傳時(shí)間: 2014-01-10
上傳用戶:2467478207
自己編寫的mod bus 協(xié)議源代碼?;趉eilc51開發(fā)。主要使用回調(diào)函數(shù),協(xié)議層次清晰。僅供編程參考。
上傳時(shí)間: 2013-12-31
上傳用戶:cc1915
首先研究CAN總線和SAE J1939協(xié)議,提出一種基于MC9S12HZ256微控制器的總線式汽車數(shù)字儀表解決方案。詳細(xì)介紹SAE J1939協(xié)議的報(bào)文幀格式及應(yīng)用層協(xié)議中發(fā)動(dòng)機(jī)相關(guān)參數(shù)的定義,以及步進(jìn)電機(jī)及其驅(qū)動(dòng)和車速信號(hào)的處理方法。該數(shù)字儀表系統(tǒng)硬件平臺(tái)由微處理器和信號(hào)采集和信息處理及顯示等模塊組成。軟件設(shè)計(jì)部分編程實(shí)現(xiàn)了對(duì)CAN總線和各傳感器數(shù)據(jù)的讀取、處理。該系統(tǒng)能夠?qū)崟r(shí)反映車輛工況。 Abstract: In this paper,CAN bus and SAE J1939protocol are researched,and a vehicle digital instrument solution based on MC9S12HZ256MCU is proposed.The message frame format and some engine-related parameters’definition in SAE J1939application layer protocol are introduced in detail.Stepper motor and its driver,the methods of speed signal process-ing are also introduced.The hardware platform of vehicle digital instrument is composed by MCU,signal acquisition mod-ule,and signal processing and displaying module.Data receiving and processing from CAN bus and sensors are accom-plished by programming,and vehicle condition can be reflected in real-time.
上傳時(shí)間: 2013-10-20
上傳用戶:huannan88
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