【正文】 ll be traveling fast, so despite the distance, it will not be like diving into the deep end of a pool. It will be like he is diving into the shallow end.? Skydiver preps for the big jump When he jumps, he is expected to reach the speed of sound 690 mph (1,110 kph) in less than 40 seconds. Like hitting the top of the water, he will begin to slow as he ?approaches the more dense air closer to Earth. But this will not be enough to stop him pletely. If he goes too fast or spins out of control, he has a stabilization parachute that can be deployed to slow him down. His team hopes it39。 Have declared the end of the encounter that haven39。那些曾經所謂的非做不可，只是青蔥年華里自己給自己注射的一支強心劑，或者說，是自以為是 的精神寄托罷了。s time, your ideas are always special to clear. Want, want, line is clear, as if nothing could shake his. Also once seemed to be determined to do something, but more often is he backed out at last. Dislike his cowardice, finally found that there are a lot of love, there are a lot of miss, like shadow really have been doomed. Those who do, just green years oneself give oneself an arm injection, or is a selfrighteous spiritual. 一個人的時候，自己的想法總是特別地清晰。t want to give vent to out your inner voice can be in the high school children of the feelings in a period, but was eventually infarction when graduation party in the throat, later again stood on the pitch he has sweat profusely, looked at his thrown a basketball hoops, suddenly found himself has already can39。 The end of our life, and can meet many things really do? 而窮盡我們的一生，又能遇到多少事情是真正地非做不可？ During my childhood, think lucky money and new clothes are necessary for New Year, but as the advance of the age, will be more and more found that those things are optional。 May be back in the past, to oneself the paranoid weird belief disillusionment, these days, my mind has been very messy, in my mind constantly. Always feel oneself should go to do something, or write something. Twenty years of life trajectory deeply shallow, suddenly feel something, do it. 一字開頭的年齡已經到了尾 聲。s 21 win. Michel Platini, president of European football39。s antiracism taskforce, is in London for the Football Association39。t agree with the disciplinary action your employer has taken against you ? your employer dismisses you and you think that you have been dismissed unfairly. For more information about dismissal and unfair dismissal, see Dismissal. You can make a claim to an employment tribunal, even if you haven39。 time=music2[i+2]。 song()。 timer0h=FREQH[k]。 if(key_start_stop==0) { j=1。ET0=1。 delay(time)。 TR0=1。 } void t0int() interrupt 1 { TR0=0。x0。t2++) { ? 。 for(t1=0。 // 音階頻率表 高八位 code unsigned char FREQH[]={ 0xF2,0xF3,0xF5,0xF5,0xF6,0xF7,0xF8, 0xF9,0xF9,0xFA,0xFA,0xFB,0xFB,0xFC,0xFC, //1,2,3,4,5,6,7,8,i 0xFC,0xFD,0xFD,0xFD,0xFD,0xFE, 0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,0xFF, } 。 unsigned char timer0h,timer0l,time,led=1,j=0。只要堅持不懈我們就一定能克服任何困難完成任 務。 首先，在這次 課程 設計中，通過上網或、圖書館或是上書店翻閱相關的單片機資料，更加清楚地認識了單片機，讓在我原來的硬件基礎知識的基礎上又認識了解幾款單片機（ ST89C51）及它的原理。發(fā)聲模塊電路圖如圖 25所示。供電范圍： 4~15V 或者 5~18V。在單極性輸入時，此引腳接輸入信號。 LM386 的引腳分布圖如圖 23所示： 圖 341 LM386引腳分布圖 其引腳功能說明如下： GAIN（一腳、 8腳）：增益控制引腳，如果兩腳懸空，則增益為 20V；如果兩腳之間接一個大的極性電容，則增益可達到 200V；如果再和電容串一個電阻；增益可設置為 20~200V 之間。 圖 33 晶振電路模塊電路圖 復位模塊主 要進行復位操作。這個并聯(lián)諧振電路加到一個負反饋電路中就可以構成正弦波振蕩電路，由于晶振等效為電感的頻率范圍很窄，所以即使其他元件的參數變化很大，這個振蕩器的頻率也不會有很大的變化。 ?XTAL1： 振蕩器反相放大器和內部時鐘發(fā)生電路的輸入端。 ： 訪問外部程序存儲器控制信號。否則， ALE將被微弱拉高。 在一般情況下， ALE以晶振六分之一的固定頻率輸出脈沖，可用來作為外部定時器或時鐘使用。特殊寄存器 AUXR(地址 8EH)上的 DISRTO位可以使此功能無效。 在 Flash編程和校驗時， P3口也接收一些控制信號。 ～ ： P3口是一