摘 要: 本文件是C8051單片機(jī)LCD測(cè)試程序,功能:定義 A ~ F 為功能鍵。按"A"顯示畫(huà)點(diǎn)圖形,按"B" 顯示畫(huà)直線圖形, 按"C"顯示畫(huà)矩型圖形,按"D"顯示畫(huà)矩型圖形,按"E"顯示畫(huà)圓形圖形, "F"顯示待機(jī)界面. 將跳線器J8短接J16斷開(kāi),R44閑置。使用外部22.1184MHz晶振。
標(biāo)簽: C8051 LCD 單片機(jī) 測(cè)試程序
上傳時(shí)間: 2013-12-02
上傳用戶:xyipie
Securing Apache 2: Step-by-Step When choosing a web server, Apache very often wins against its competitors because of stability, performance, that fact that it s open source, and many other advantages. But when deciding on which version of Apache to use, the choice is not always so simple. On the one hand there is a very popular, stable version used by millions of users, version 1.3, and on the other hand, there is an enhanced and re-designed version 2.0.
標(biāo)簽: Apache Step-by-Step Securing choosing
上傳時(shí)間: 2015-09-06
上傳用戶:gundamwzc
Monet™ -203, by Oplus, is a line of integrated multimedia digital display processor chips designed for highquality LCD-TVs, multifunction monitors, Plasma Displays, and Projection Systems
標(biāo)簽: integrated multimedia processor digital
上傳時(shí)間: 2015-09-08
上傳用戶:cmc_68289287
/*** *** *** *** *** *** *** *** *** *** *** *** **/ //**此映射表用來(lái)映射LED模塊不譯碼時(shí),顯示的字符和必須輸入的數(shù)據(jù)的關(guān)系 //**每段和對(duì)應(yīng)比特位的關(guān)系見(jiàn)示意圖 // g // --- --- // b | a |f | | <---顯示0時(shí)點(diǎn)亮的段為gfedcb // --- // c | |e | | 那么寫(xiě)入數(shù)據(jù)為0x7e // --- --- // d // bit: 7 6 5 4 3 2 1 0 // 段位: g f e d c b a
上傳時(shí)間: 2013-11-25
上傳用戶:
BNB20 Finds the constrained minimum of a function of several possibly integer variables. % Usage: [errmsg,Z,X,t,c,fail] = % BNB20(fun,x0,xstatus,xlb,xub,A,B,Aeq,Beq,nonlcon,settings,options,P1,P2,...) % % BNB solves problems of the form: % Minimize F(x) subject to: xlb <= x0 <=xub % A*x <= B Aeq*x=Beq % C(x)<=0 Ceq(x)=0 % x(i) is continuous for xstatus(i)=0 % x(i) integer for xstatus(i)= 1 % x(i) fixed for xstatus(i)=2 %
標(biāo)簽: constrained variables function possibly
上傳時(shí)間: 2014-01-13
上傳用戶:youth25
The Mythical Man-Month: Essays on Software Engineering is a book on software project management by Fred Brooks, whose central theme is that "Adding manpower to a late software project makes it later."
標(biāo)簽: Engineering management Man-Month Mythical
上傳時(shí)間: 2013-12-08
上傳用戶:songnanhua
程序作用:測(cè)試Sage Tech.開(kāi)發(fā)板(MCP300)中hd7279鍵盤(pán)顯示芯片是否能正常工作 */ /*程序功能:按下1號(hào)鍵顯示0、1、2、3,按下2號(hào)鍵顯示c、d、e、f,按下3號(hào)鍵顯示4、5、6、7 */ /* 按下4號(hào)鍵顯示8、9、a、b,按下0號(hào)鍵點(diǎn)亮4個(gè)LED燈 */
上傳時(shí)間: 2013-12-30
上傳用戶:Ants
acm HDOJ 1051WoodenSticks Description: There is a pile of n wooden sticks. The length and weight of each stick are known in advance. The sticks are to be processed by a woodworking machine in one by one fashion. It needs some time, called setup time, for the machine to prepare processing a stick. The setup times are associated with cleaning operations and changing tools and shapes in the machine. The setup times of the woodworking machine are given as follows: (a) The setup time for the first wooden stick is 1 minute. (b) Right after processing a stick of length l and weight w , the machine will need no setup time for a stick of length l and weight w if l<=l and w<=w . Otherwise, it will need 1 minute for setup.
標(biāo)簽: WoodenSticks Description length wooden
上傳時(shí)間: 2014-03-08
上傳用戶:netwolf
in this paper,wo propose an extension of the zerotree-based space-frequency quantization algorithm by adding a wedgelet symbol to its tree-pruning optimization.
標(biāo)簽: space-frequency zerotree-based quantization algorithm
上傳時(shí)間: 2015-10-22
上傳用戶:yxgi5
代入法的啟發(fā)示搜索 我的代碼實(shí)現(xiàn)是:按照自然語(yǔ)言各字母出現(xiàn)頻率的大小從高到低(已經(jīng)有人作國(guó)統(tǒng)計(jì)分析了)先生成一張字母出現(xiàn)頻率統(tǒng)計(jì)表(A)--------(e),(t,a,o,i,n,s,h,r),(d,l),(c,u,m,w,f,g,y,p,b),(v,k,j,x,q,z) ,再對(duì)密文字母計(jì)算頻率,并按頻率從高到低生成一張輸入密文字母的統(tǒng)計(jì)表(B),通過(guò)兩張表的對(duì)應(yīng)關(guān)系,不斷用A中的字母去替換B中的字母,搜索不成功時(shí)就回退,在這里回朔是一個(gè)關(guān)鍵。
上傳時(shí)間: 2015-10-24
上傳用戶:wanqunsheng
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