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基于51單片機(jī)的信號(hào)發(fā)生器-資料下載頁(yè)

2025-06-25 16:51本頁(yè)面
  

【正文】 ,0x5a,0x58,0x56,0x54,0x52,0x50,0x4e,0x4c,0x4a,0x48,0x46,0x44,0x42,0x40,0x3e,0x3c,0x3a,0x38,0x36,0x34,0x32,0x30,0x2e,0x2c,0x2a,0x28,0x26,0x24,0x22,0x20,0x1e,0x1c,0x1a,0x18,0x16,0x14,0x12,0x10,0x0e,0x0c,0x0a,0x08,0x06,0x04,0x02,0x00}。 ucharcodefbtab[256]={0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,} 。void Timer0_Init(void){ TMOD = 0X01。 // TH0 = FRE/256。 TL0 = FRE256*TH0。 TR0 = 1。 ET0 = 1。 EA =1。} void Timer0_Int(void) interrupt 1{ TH0 = FRE/256。 TL0 = FRE256*TH0。 i+=1。 switch(boxing) { case 1: P1 = sintab[i]。break。 case 2: P1 = jctab[i]。break。 case 3: P1 = fbtab[i]。break。 case 4: P1 = sjtab[i]。break。 default: break。 }}/********************************************************* 定時(shí)器頭文件*********************************************************/ifndef _TIMER_Hdefine _TIMER_Hinclude extern void Timer0_Init(void)。extern unsigned int FRE。extern unsigned int boxing,pin。extern unsigned int n,s,p。endif本次的設(shè)計(jì)中利用AT89C51和DAC0832以及放大器完成電路的設(shè)計(jì),用開(kāi)關(guān)來(lái)控制各種波形的轉(zhuǎn)換和波形頻率的調(diào)節(jié),用單片機(jī)輸出后,經(jīng)過(guò)數(shù)模轉(zhuǎn)換器生成波形,最終可以通過(guò)示波器觀察。在這次的軟件設(shè)計(jì)中,程序設(shè)計(jì)采用的是C語(yǔ)言。C語(yǔ)言簡(jiǎn)潔高效,是最貼近硬件的高級(jí)編程語(yǔ)言,經(jīng)過(guò)多年的發(fā)展,現(xiàn)在已成熟為專業(yè)水平的高級(jí)語(yǔ)言。因此,在大型程序的設(shè)計(jì)中,多采用C語(yǔ)言進(jìn)行程序編譯。而且,現(xiàn)在單片機(jī)產(chǎn)品推出時(shí)紛紛配套了C語(yǔ)言編譯器,應(yīng)用廣泛。由于真正意義上的程序設(shè)計(jì)還不多,因此還不是很得心應(yīng)手,所以在設(shè)計(jì)中遇到一些問(wèn)題和一些難點(diǎn)。比如:在程序設(shè)計(jì)中如何實(shí)現(xiàn)程序結(jié)構(gòu)的最優(yōu)化,以達(dá)到較高的質(zhì)量。這是以后設(shè)計(jì)中要注意的問(wèn)題。通過(guò)這次課程設(shè)計(jì),我們進(jìn)一步了解了波形發(fā)生器的原理,在實(shí)際動(dòng)手操作過(guò)程中,使我接觸了許多我以前沒(méi)接觸過(guò)的元件,而且重新溫習(xí)了C語(yǔ)言,使我學(xué)得了許多知識(shí),使我獲益匪淺。同時(shí)這次課程設(shè)計(jì),使我們的動(dòng)手能力得到了很大的提高,更使我們懂得理論知識(shí)的重要性,沒(méi)有理論的指導(dǎo)一切實(shí)際行動(dòng)都是盲目的,且實(shí)際操作是我們得到的理論知識(shí)得到驗(yàn)證,更能增加對(duì)理論知識(shí)的理解。過(guò)本次課設(shè),我們深深體會(huì)到團(tuán)隊(duì)通力合作的重要性。本次課設(shè)以小組為單位,拿到課設(shè)題目后,我們組進(jìn)行了明確的分工合作,有的隊(duì)員主要負(fù)責(zé)Proteus等軟件的學(xué)習(xí),系統(tǒng)硬件仿真,有的同學(xué)主要負(fù)責(zé)編寫程序,有的同學(xué)主要負(fù)責(zé)硬件連接及調(diào)試,經(jīng)過(guò)大家的精誠(chéng)合作,使得我們克服了一個(gè)又一個(gè)難題,最終順利完成本次課設(shè)任務(wù)。在以后的學(xué)習(xí)工作中,我們也會(huì)秉承團(tuán)結(jié)合作的精神,大家揚(yáng)長(zhǎng)避短,高效完成任務(wù)。最后很感謝,老師對(duì)我們的悉心指導(dǎo),耐心答疑,同學(xué)們給予我們的幫
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