【正文】 A person39。t remember his appearance. 河南城建學(xué)院本科畢業(yè)設(shè)計(jì)論文 附錄 A：系統(tǒng)程序 33 童年時，覺得壓歲錢和新衣服是過年必備，但是隨著年齡的推進(jìn) ，會越來越發(fā)現(xiàn)，那些東西根本就可有可無；初中時，以為要有一場暗戀才意味著真正的成長，但三年過去后，自己心平氣和的寫同學(xué)錄的時候，突然就發(fā)現(xiàn)是不是真正的成長了，好像并沒有那么重要了；然后到了高中，覺得非要吐露出自己的心聲才能為高中生涯里的懵懂情愫劃上一個句點(diǎn)，但畢業(yè)晚會的時候最終還是被梗塞在了咽喉，后來再次站在他曾經(jīng)揮汗如雨的球場，看著他投過籃球的球框時，突然間發(fā)現(xiàn)自己已經(jīng)想不起他的容顏。 Then in high school, think don39。 Junior high school, thought to have a crush on just means that the real growth, but over the past three years later, his writing of alumni in peace, suddenly found that isn39。二十年的人生軌跡深深淺淺，突然就感覺到有些事情，非做不可了?；蛟S是愧疚于自己似乎把轉(zhuǎn)瞬即逝的很多個不同的日子過成了同一天的樣子；或許是追溯過去，對自己那些近乎偏執(zhí)的怪異信念的醒悟，這些天以來，思緒一直很凌亂，在腦海中不斷糾纏。s plaint. In a statement the Russian side added: We found no racist insults from fans of CSKA. Age has reached the end of the beginning of a word. May be guilty in his seems to passing a lot of different life became the appearance of the same day。s governing body, has also ordered an immediate investigation into the referee39。s about how he felt and I would like to speak to him first to find out what his experience was. Uefa has opened disciplinary proceedings against CSKA for the racist behaviour of their fans during City39。s 150th anniversary celebrations and will attend City39。re clear about the terms of the agreement. It might be best to get advice from an experienced adviser, for example, at a Citizens Advice Bureau. To find your nearest CAB, including those that give advice by , click on nearest CAB. For more information about making a claim to an employment tribunal, see Employment tribunals. The (lack of) air up there 河南城建學(xué)院本科畢業(yè)設(shè)計(jì)論文 附錄 A：系統(tǒng)程序 32 Watch mCayman Islandsbased Webb, the head of Fifa39。t appealed against the disciplinary action your employer has taken against you. However, if you win your case, the tribunal may reduce any pensation awarded to you as a result of your failure to appeal. Remember that in most cases you must make an application to an employment tribunal within three months of the date when the event you are plaining about happened. If your application is received after this time limit, the tribunal will not usually accept i. If you are worried about how the time limits apply to you, take advice from one of the anisations listed under Further help. Employment tribunals are less formal than some other courts, but it is still a legal process and you will need to give evidence under an oath or affirmation. Most people find making a claim to an employment tribunal challenging. If you are thinking about making a claim to an employment tribunal, you should get help straight away from one of the anisations listed under Further help. If you are being represented by a solicitor at the tribunal, they may ask you to sign an agreement where you pay their fee out of your pensation if you win the case. This is known as a damagesbased agreement. In England and Wales, your solicitor can39。 } g an employment tribunal clai Employment tribunals sort out disagreements between employers and employees. You may need to make a claim to an employment tribunal if: ? you don39。 y=0x01。 y=1。 du=0。 河南城建學(xué)院本科畢業(yè)設(shè)計(jì)論文 附錄 A：系統(tǒng)程序 31 du=1。 P0=tab[updata[x]]。 TL0=(655365000)%256。 } } void xianshi() interrupt 3 { TR1=0 。 else temp=(256i)*2。 else if(fun==3)//輸出三角波 { if(i128) temp=2*i。 else DAC0832(0xff)。 河南城建學(xué)院本科畢業(yè)設(shè)計(jì)論文 附錄 A：系統(tǒng)程序 30 if(fun==0)//輸出正弦波 DAC0832(tosin[i])。 TL0=(65536chuzhi)%256。 while(1) { keyscan()。 TR0=1。 ET0=1。 TL1=(655365000)%256。 TL0=(65536chuzhi)%256。 } void main() { TMOD=0x11。 updata[4]=(uchar)((freq/10)%10)。//幅值位 updata[2]=(uchar)(freq/1000)。//delay 為輸出函數(shù)表的間隔時間 updata[0]=mode。 temp=P2。break。break。break。break。break。 temp=P2。 while(temp!=0xf8) { delay()。 河南城建學(xué)院本科畢業(yè)設(shè)計(jì)論文 附錄 A：系統(tǒng)程序 28 P2=0xf8。 else chuzhi=50。 else chuzhi+=50。 PD=1。z++) { PD=0。 for(z=0。 if(（ amplflag==1)） amplflag=1。 PU=1。z++) { PU=0。 for(z=0。 if (amplflag==9)） amplflag=9。 if(fun==4) fun=0。 CS=1。 河南城建學(xué)院本科畢業(yè)設(shè)計(jì)論文 附錄 A：系統(tǒng)程序 26 P0=date。 } } void DAC0832(uchar date) { WR=0。y0。 void delay(uint a) { uint y。 Uchar code tab[10]={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f}。//定義了計(jì)數(shù)初值 unsigned long freq。 uchar fun。 sbit CS=P3^0。 sbit PU=P3^2。后面的路還很長，我還 會 努力 ！ 河南城建學(xué)院本科畢業(yè)設(shè)計(jì)論文 總結(jié) 23 參考文獻(xiàn) [1] 賈金玲 .微型計(jì)算機(jī)原理與接口技術(shù)課程設(shè)計(jì)指導(dǎo) .重慶：重慶大學(xué)出版， [2] 賈金玲 .微型計(jì)算機(jī)原理與接口技術(shù) .重慶：重慶大學(xué)出版社， [3] 周明德 .微型計(jì)算機(jī)系統(tǒng)原理及應(yīng)用（第四版） .北京：清華大學(xué)出版社， 2022 [4] 周 林 殷狹 .數(shù)據(jù)采集與分析技 術(shù) .西安：西安電子科技大學(xué)出版社， [5] 李相偉 .微機(jī)系統(tǒng)原理與接口技術(shù) .北京：國防工業(yè)出版社， 2022 [6] 楊天怡 黃勤 .微型計(jì)算機(jī)控制技術(shù) .重慶：重慶大學(xué)出版社， 1996 [7] 劉迎春 葉湘檳 .傳感器原理設(shè)計(jì)與應(yīng)用（第四版） .長沙：國防科技大學(xué)出版社， 2022 [8] 賈金玲 姚婭川 .單片機(jī)原理及應(yīng)用 .成都：電子科技大學(xué)出版社， 2022 [9] 李群芬 肖看 .單片機(jī)原理、接口及應(yīng)用 嵌入式系統(tǒng)技術(shù)基礎(chǔ) .武漢：清華大學(xué)出 版社， 2022 [10] 沈蘭蓀 .數(shù)據(jù)采集技術(shù) .合肥：中國科技大學(xué)出版社， 1991 [11]Stephen Primer :Sams,2022 [12] 16Bit Microcrotrallers in :Ended,2022 [13]Robotics. A Beginner’s Guide to Robotics Projects Using the PICmicro English:Oxford,1997 河南城建學(xué)院本科畢業(yè)設(shè)計(jì)論文 附錄 A：系統(tǒng)程序 24 附錄 A：系統(tǒng)程序 include define uchar unsigned char define uint unsigned int sbit du=P2^0。 于是 在自己的努力下，程序很快就寫好了。 我以為這些做好了，構(gòu)思也有了，寫程序應(yīng)該是相對容易的。經(jīng)過 自己 分析各方案之后，決定用查表的方法來做。 開始設(shè) 計(jì)方案，總感覺自己還是有許多的東西弄不太清楚，于是就請教同學(xué)。 河南城建學(xué)院本科畢業(yè)設(shè)計(jì)論文 總結(jié) 22 總結(jié) 本次畢業(yè)設(shè)計(jì)我所涉及的題目是多功能函數(shù)信號發(fā)生器，由于是基于單片機(jī)的波形發(fā)生器，所以我才用了查表輸出的方法，經(jīng)過 D/A轉(zhuǎn)化輸出需要的波形，并通過低通濾波是其輸出的波形能比較的平滑。 頻率的選擇則是通過 FREQ+和 FRE