基于單片機(jī)的單色led點(diǎn)陣系統(tǒng)畢業(yè)設(shè)計(jì)-wenkub.com
2025-06-16 12:52 本頁(yè)面
【正文】 學(xué) DB 07FH,0FEH,040H,002H,080H,004H,01FH,0E0H DB 000H,040H,001H,084H,0FFH,0FEH,001H,000H DB 001H,000H,001H,000H,005H,000H,002H,000H DB 010H,040H,010H,020H,010H,004H,013H,0FEH 。 高 DB 01FH,0F0H,010H,010H,010H,010H,01FH,0F0H DB 000H,004H,07FH,0FEH,040H,004H,04FH,0E4H DB 048H,024H,048H,024H,04FH,0E4H,040H,00CH DB 010H,040H,014H,048H,03EH,0FCH,049H,020H ?！?】單片微型計(jì)算機(jī)及其應(yīng)用，徐愛(ài)卿等，北京航空學(xué)院出版社【9】 Handbook 1985【10】 Handbook 198441 附錄程序清單ORG 2D00HXPA EQU 8000HXPB EQU 8001HPA EQU 0FF28HXPC EQU 8002HXPCTL EQU 8003HPCTL EQU 0FF2BHLENG1:DB 01HLENG2:DB 1CHSPD: DB 03HLJMP MAINORG 2D80HMAIN: MOV DPTR,XPCTLMOV A,80HMOVX DPTR,AMOV DPTR,PCTLMOVX DPTR,AL3: MOV DPTR,SPDMOV A,00HMOVC A,A+DPTRMOV 39H,AMOV DPTR,LENG1MOV A,00HMOVC A,A+DPTRMOV 34H,AMOV DPTR,LENG2MOV A,00HMOVC A,A+DPTRMOV 35H,ACLR CMOV A,35HSUBB A,34HMOV R2,ACLR CMOV 36H,05HMOV DPH,00HMOV A,34HDEC AMOV DPL,AC2: CLR CMOV A,DPLRLC AMOV DPL,AMOV A,DPHRLC AMOV DPH,ADJNZ 36H,C2MOV 3AH,DPLMOV 3BH,DPHMOV R0,3AHMOV R1,3BHL2: MOV R4,10HL1: MOV R3,39HL4: PUSH 00HPUSH 01HLCALL DISP1POP 01HPOP 00HDJNZ R3,L4LCALL POINTLCALL POINTDJNZ R4,L1DJNZ R2,L2LCALL DISP3SJMP L3DISP1: MOV R5,01HMOV R6,00HMOV R7,80HCLR CLCALL DISP2MOV R5,01HMOV R6,01HCLR CLCALL DISP2RETDISP2: LCALL ADMOV A,00HMOVC A,A+DPTRMOV DPTR,PAMOVX DPTR,ALCALL POINTLCALL ADMOV A,00HMOVC A,A+DPTRMOV DPTR,XPCMOVX DPTR,AMOV DPL,R6MOV DPH,R7MOV A,R5CPL AMOVX DPTR,APUSH 03HMOV R3,80HDJNZ R3,$POP 03HLCALL OFFLEDLCALL POINTMOV A,R5RLC AMOV R5,AJNC DISP2RETDISP3: LCALL CHF1MOV R4,10HA2: MOV R3,39HA1: MOV 30H,3AHMOV 31H,3BHPUSH 00HPUSH 01HLCALL DISP4POP 01HPOP 00HDJNZ R3,A1LCALL POINTLCALL POINTDJNZ R4,A2RETDISP4: MOV R5,01HMOV R6,00HMOV R7,80HCLR CLCALL DISP5MOV R5,01HMOV R6,01HCLR CLCALL DISP5RETDISP5: MOV 07H,CCLR CMOV A,R1SUBB A,38HJC B1JNZ B2CLR CMOV A,R0SUBB A,37HJC B1B2: MOV C,07HLCALL X1LJMP S1B1: MOV C,07HLCALL X2S1: MOV A,R5RLC AMOV R5,AJNC DISP5RETX1: LCALL AD2MOV A,00HMOVC A,A+DPTRMOV DPTR,PAMOVX DPTR,ALCALL POINT2LCALL AD2MOV A,00HMOVC A,A+DPTRMOV DPTR,XPCMOVX DPTR,AMOV DPL,R6MOV DPH,R7MOV A,R5CPL AMOVX DPTR,APUSH 03HMOV R3,80HDJNZ R3,$POP 03HLCALL OFFLEDLCALL POINT2RETX2: LCALL ADMOV A,00HMOVC A,A+DPTRMOV DPTR,PAMOVX DPTR,ALCALL POINTLCALL ADMOV A,00HMOVC A,A+DPTRMOV DPTR,XPCMOVX DPTR,AMOV DPL,R6MOV DPH,R7MOV A,R5CPL AMOVX DPTR,APUSH 03HMOV R3,80HDJNZ R3,$POP 03HLCALL OFFLEDLCALL POINTRETCHF1: MOV 36H,05HMOV DPH,00HMOV DPL,35HC1: CLR CMOV A,DPLRLC AMOV DPL,AMOV A,DPHRLC AMOV DPH,ADJNZ 36H,C1MOV 37H,DPLMOV 38H,DPHRETPOINT2: MOV 06H,CCLR CMOV A,30HADD A,01HMOV 30H,AMOV A,31HADDC A,00HMOV 31H,AMOV C,06HRETAD2: MOV 06H,CCLR CMOV DPTR,TABMOV A,DPLADD A,30HMOV DPL,AMOV A,DPHADDC A,31HMOV DPH,AMOV C,06HRETPOINT: MOV 06H,CCLR CMOV A,R0ADD A,01HMOV R0,AMOV A,R1ADDC A,00HMOV R1,AMOV C,06HRETAD: MOV 06H,CCLR CMOV DPTR,TABMOV A,DPLADD A,R0MOV DPL,AMOV A,DPHADDC A,R1MOV DPH,AMOV C,06HRET OFFLED: MOV DPTR,XPA MOV A,0FFH MOVX DPTR,A MOV DPTR,XPB MOVX DPTR,A RETTAB: DB 40H,04H,3FH,0FEH,10H,08H,00H,08H ；河 DB 80H,48H,67H,0E8H,24H,48H,0CH,48H DB 14H,48H,24H,48H,0E7H,0C8H,24H,48H DB 20H,08H,20H,08H,20H,28H,20H,10H DB 001H,000H,001H,004H,0FFH,0FEH,001H,000H。同時(shí)得到實(shí)驗(yàn)室的多位老師與的熱心幫助與支持。結(jié)束語(yǔ)從開題、硬件分析、剖析自建字庫(kù)、軟件編程直至論文終稿，歷時(shí)14周的時(shí)間，設(shè)計(jì)結(jié)果能夠在顯示屏上動(dòng)態(tài)顯示出自建字庫(kù)內(nèi)的內(nèi)容，以及簡(jiǎn)單的圖像內(nèi)容，并能通過(guò)修過(guò)變量參數(shù)對(duì)顯示內(nèi)容的顯示速度及顯示長(zhǎng)度進(jìn)行控制，完成了本次課題設(shè)計(jì)的要求。由于有兩個(gè)地址指針，固在這里要解決什么時(shí)候用R1,R0做地址指針取字庫(kù)編碼，什么時(shí)候用31H,30H做地址指針取字庫(kù)編碼的問(wèn)題。程序如下：CHF1: MOV 36H,05H MOV DPH,00H MOV DPL,35HC1: CLR CMOV A,DPLRLC AMOV DPL,AMOV A,DPHRLC AMOV DPH,ADJNZ 36H,C1MOV 37H,DPL MOV 38H,DPH 接著與前面相似要把每字左移完畢判斷標(biāo)志與顯示速度分別放入寄存器R4與R3中。顯示完最后一字后，程序回轉(zhuǎn)到L3，程序開始循環(huán)顯示。這樣重復(fù)上面的步驟，就可以實(shí)現(xiàn)顯示內(nèi)容左移顯示。程序如下： DISP1: MOV R5,01HMOV R6,00HMOV R7,80HCLR CLCALL DISP2MOV R5,01HMOV R6,01HCLR CLCALL DISP2 DISP2: LCALL AD MOV A,00H MOVC A,A+DPTR MOV DPTR,PA MOVX DPTR,A LCALL POINTLCALL ADMOV A,00HMOVC A,A+DPTRMOV DPTR,XPCMOVX DPTR,AMOV DPL,R6MOV DPH,R7MOV A,R5CPL AMOVX DPTR,APUSH 03HMOV R3,80HDJNZ R3,$POP 03HLCALL
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