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基于at89c52單片機(jī)的led顯示屏設(shè)計(jì)(參考版)

2025-06-29 18:34本頁面
  

【正文】 對(duì)此,我向老師致以真誠的謝意! 參考文獻(xiàn)[1] —51單片機(jī)應(yīng)用設(shè)計(jì)[M].哈爾濱工業(yè)大學(xué)出版社;1997[2] 張振榮,晉明武,[M].人民郵電出版社;2006[3] 房小翠,[M].國防工業(yè)大學(xué)出版社;2005[4] [M].;2000[5] [M].中國科學(xué)技術(shù)大學(xué)出版社;1998[6] [M].人民郵電出版社;2009[7] [M].北京理工大學(xué)出版社;2001[8] [M].北京航空學(xué)院出版社;2005[9] Handbook[10] Handbook附錄1 點(diǎn)陣的電氣原理圖 附錄2點(diǎn)陣的PCB29。另外,還要感謝那些給過自己?jiǎn)l(fā)與幫助的同學(xué),正是指導(dǎo)老師與那些同學(xué)的幫助,我的畢業(yè)設(shè)計(jì)才得以順利完成。在共同合作的過程中,又提高了我對(duì)同學(xué)友愛團(tuán)結(jié)、協(xié)作攻關(guān),一起開拓進(jìn)取的基本素質(zhì)。 致謝在設(shè)計(jì)中,涉及的知識(shí)面很廣泛,能力要求包括:運(yùn)用理論去處理問題的能力 ,實(shí)驗(yàn)?zāi)芰?,外語水平,計(jì)算機(jī)運(yùn)用水平,書面及口頭表達(dá)能力等。但是在查閱資料的過程中,又培養(yǎng)了我從文獻(xiàn)、科學(xué)實(shí)驗(yàn)、生產(chǎn)實(shí)踐、和調(diào)查研究中獲取知識(shí)的能力,提高了我借助別人的經(jīng)驗(yàn),從別人的科研成果中尋求解決問題新途徑的能力,同時(shí),也讓我認(rèn)識(shí)到,要尊重他人的知識(shí)產(chǎn)權(quán)。還培養(yǎng)了我們勇于探索、嚴(yán)格推理、用實(shí)踐去檢驗(yàn)理論的嚴(yán)謹(jǐn)治學(xué)態(tài)度。還有就是在查閱相關(guān)資料的時(shí)候,常常不能有針對(duì)性地去查找,至使浪費(fèi)了大量的時(shí)間。而且在連接跳線的時(shí)候,由于沒有留跳線的過孔而導(dǎo)致部分元件不能正確地插如到焊盤中。當(dāng)然,在設(shè)計(jì)電路的過程中,由于自己知識(shí)的匱乏,也遇到了很多的困難。通過對(duì)電路軟件的設(shè)計(jì),提高了我對(duì)單片機(jī)編程的能力。通過這次畢業(yè)設(shè)計(jì),我遇到了很多以前在學(xué)習(xí)過程中沒有遇到的問題,同時(shí)也鞏固和溫習(xí)了我以前學(xué)習(xí)的專業(yè)基礎(chǔ)知識(shí)。第4章 結(jié)論本次設(shè)計(jì)的用單片機(jī)控制的顯示電路使用比較簡(jiǎn)單,操作方便。R2里放的顯示內(nèi)容的長(zhǎng)度,由35H單元內(nèi)容減34H單元內(nèi)容得到,程序用R2來做判斷,每當(dāng)一個(gè)字左移16列完畢,R2內(nèi)容減一,程序轉(zhuǎn)到L2,開始顯示第二個(gè)字,當(dāng)R2內(nèi)容為0,表示開始顯示最后一個(gè)字,程序跳轉(zhuǎn)到DISP3,顯示最后一個(gè)字。在這里面,用R3和減一不為零則轉(zhuǎn)移指令還可以解決顯示速度控制問題,原因就是,如果重復(fù)顯示一個(gè)屏幕的內(nèi)容的時(shí)間越長(zhǎng),則顯示速度越慢。乘 CB3CBDB 010H,044H,014H,044H,054H,088H,054H,088HDB 05FH,0D0H,050H,030H,050H,060H,07FH,0FEHDB 050H,040H,090H,020H,09FH,0B0H,092H,098HDB 094H,08CH,034H,088H,011H,080H,000H,000H。下 CCFC2DB 000H,000H,040H,000H,040H,000H,040H,000HDB 040H,000H,040H,000H,040H,000H,07FH,0FEHDB 044H,000H,046H,000H,043H,080H,041H,000HDB 040H,000H,0C0H,000H,040H,000H,000H,000H。歡 CBBB6DB 028H,004H,024H,008H,022H,032H,021H,0C2HDB 026H,0C2H,038H,034H,004H,004H,018H,008HDB 0F0H,030H,017H,0C0H,010H,060H,010H,018HDB 014H,00CH,018H,006H,010H,004H,000H,000H。品 CC6B7DB 000H,000H,000H,0FEH,000H,084H,000H,084HDB 07EH,084H,044H,084H,044H,0FEH,044H,000HDB 044H,0FEH,044H,084H,044H,084H,07EH,084HDB 000H,084H,000H,0FEH,000H,000H,000H,000HQ2:。身 CC9EDDB 000H,000H,000H,042H,000H,042H,000H,044HDB 03FH,0C4H,06AH,048H,0AAH,048H,02AH,050HDB 02AH,050H,02AH,062H,02AH,061H,03FH,0FEHDB 000H,0C0H,007H,040H,002H,040H,000H,000H。好 CBAC3DB 008H,001H,008H,0C2H,00FH,044H,0F8H,028HDB 008H,030H,00FH,0CEH,001H,004H,041H,000HDB 041H,002H,041H,001H,04FH,0FEH,051H,000HDB 061H,000H,041H,000H,001H,000H,000H,000H。攜 CD0AFDB 008H,020H,008H,022H,008H,041H,0FFH,0FFHDB 009H,000H,008H,001H,03FH,0A2H,0EAH,0ACHDB 02AH,0B0H,0AAH,0A0H,07FH,0A0H,02AH,0AAHDB 02AH,0B9H,02AH,0A9H,020H,08EH,000H,000H。下面8個(gè)字Q:。! DB 000H,000H,000H,000H,01FH,000H,03FH,0ECHDB 03FH,0ECH,01FH,000H,000H,000H,000H,000HDB 000H,000H,000H,000H,000H,000H,000H,000HDB 000H,000H,000H,000H,000H,000H,000H,000H。本 CB1BEDB 010H,010H,010H,010H,010H,020H,010H,040HDB 010H,0A0H,013H,020H,01CH,020H,0FFH,0FEHDB 018H,020H,016H,020H,011H,020H,010H,0C0HDB 010H,060H,010H,030H,010H,020H,000H,000H。乘 CB3CBDB 010H,044H,014H,044H,054H,088H,054H,088HDB 05FH,0D0H,050H,030H,050H,060H,07FH,0FEHDB 050H,040H,090H,020H,09FH,0B0H,092H,098HDB 094H,08CH,034H,088H,011H,080H,000H,000H。歡 CBBB6DB 028H,004H,024H,008H,022H,032H,021H,0C2HDB 026H,0C2H,038H,034H,004H,004H,018H,008HDB 0F0H,030H,017H,0C0H,010H,060H,010H,018HDB 014H,00CH,018H,006H,010H,004H,000H,000H??崭馜B 000H,000H,000H,000H,000H,000H,000H,000HDB 000H,000H,000H,000H,000H,000H,000H,000HDB 000H,000H,000H,000H,000H,000H,000H,000HDB 000H,000H,000H,000H,000H,000H,000H,000H。RET。DELAY:MOV R6,090H。LOOP0:LCALL DELAY。MOV DPTR,Q2。LJMP LOOP0。LOOP5:CJNE R1,02H,LOOP6。MOV DPTR,MING。INC R1。這里的10H是代表存的文字個(gè)數(shù),兩個(gè)文字的話就是20H,實(shí)際上就是一個(gè)字移動(dòng)16格。INC R4。**************************************CJNE R3,0005H,LOOP0。MOV R5,00H。INC R5。************************************MOVC A,A+DPTR。ADD A,R4。INC R5。*******************************
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