基于51單片機(jī)的電子時(shí)鐘的設(shè)計(jì)與實(shí)現(xiàn)-資料下載頁(yè)
2025-06-19 13:10本頁(yè)面
【正文】 2MOV DATELED1,01HLJMP ENDDCLOCK9: CJNE R4,9,CLOCK10CJNE R6,31,ENDD 。九月小INC DATELED1MOV DATELED2,01HLJMP ENDDCLOCK10: CJNE R4,10,CLOCK11CJNE R6,32,ENDD 。十月大INC DATELED1MOV DATELED2,01HLJMP ENDDCLOCK11: CJNE R4,11,CLOCK12CJNE R6,31,ENDD 。十一月小INC DATELED1MOV DATELED2,01HLJMP ENDDCLOCK12: CJNE R6,32,ENDDMOV DATELED1,01HINC DATELED3 。年進(jìn)一MOV DATELED2,01H 。至此月份和年選擇結(jié)ENDD: RETILED1: 。時(shí)間及日期顯示函?MOV B,10DIV ABMOV DPTR,0030HMOVC A,@A+DPTRMOV DPTR,0FAFFHMOVX @DPTR,AMOV DPTR,0FBFFHMOV A,R7MOVX @DPTR,ARR AMOV R7,ALCALL TIMEMOV A,BMOV DPTR,0030HMOVC A,@A+DPTRLED4: MOV DPTR,0FAFFHMOVX @DPTR,AMOV A,R7MOV DPTR,0FBFFHMOVX @DPTR,ARETDATE: CLR ET1SETB LCALL TIME3JB ,ENDD1DATE2: MOV A,DATELED4 。日期顯示MOV R7,7FHLCALL LED1LCALL TIMEMOV A,DATELED3MOV R7,0DFHLCALL LED1LCALL TIMEMOV A,DATELED1MOV R7,0F7HLCALL LED1LCALL TIMEMOV A,DATELED2MOV R7,0FDHLCALL LED1LCALL TIMEJNB ,DATE1LCALL TIME3JNB ,DATE1LJMP ENDD1DATE1: LJMP DATE2ENDD1: LJMP LEDJIA2X: LJMP JIA2JIA1: JNB ,$LCALL TIMEXLCALL TIMEX//LCALL TIMEXJNB ,JIA1MOV 70H,APUSH 70HMOV 71H,R4PUSH 71HMOV A,P1CPL AJZ JIA2JB ,JIA3INC R1CJNE R1,60,JIA2MOV R1,00HLJMP JIA2JIA3: JB ,JIA4INC R0CJNE R0,24,JIA2MOV R0,00HLJMP JIA2JIA4: JB ,JIA5INC DATELED2MOV R4,DATELED2CJNE R4,32,JIA2MOV DATELED2,01HLJMP JIA2JIA5: JB ,JIA6INC DATELED1MOV R4,DATELED1CJNE R4,13,JIA2//JIA2M: CJNE R4,14,JIA2//CJNE R4,13,JIA2MMOV DATELED1,01HLJMP JIA2JIA6: JB ,JIA9INC DATELED3MOV R4,DATELED3CJNE R4,100,JIA2MOV DATELED3,00HLJMP JIA2JIA9: JB ,JIA7INC DATELED4MOV R4,DATELED4CJNE R4,100,JIA2MOV DATELED4,00HLJMP JIA2JIA7: JB ,JIA8INC NAOMMOV R4,NAOMCJNE R4,60,JIA2MOV NAOM,00HLJMP JIA2JIA8: JB ,JIA2INC NAOHMOV R4,NAOHCJNE R4,24,JIA2MOV NAOH,00HLJMP JIA2JIA2: POP 71HPOP 70HMOV A,70HMOV R4,71HLCALL TIMEX//LCALL TIMEXRETIJIAN2X: LJMP JIAN2JIAN1: JNB ,$LCALL TIMEXLCALL TIMEX// LCALL TIMEJNB ,JIAN1MOV 70H,APUSH 70HMOV 71H,R4PUSH 71HMOV A,P1CPL AJZ JIAN2JB ,JIAN3DEC R1CJNE R1,0FFH,JIAN2MOV R1,59LJMP JIAN2JIAN3: JB ,JIAN4DEC R0CJNE R0,0FFH,JIAN2MOV R0,23LJMP JIAN2JIAN4: JB ,JIAN5DEC DATELED2MOV R4,DATELED2CJNE R4,0,JIAN2MOV DATELED2,31LJMP JIAN2JIAN5: JB ,JIAN6DEC DATELED1MOV R4,DATELED1CJNE R4,0,JIAN2MOV DATELED1,12LJMP JIAN2JIAN6:JB ,JIAN9DEC DATELED3MOV R4,DATELED3CJNE R4,0FFH,JIAN2MOV DATELED3,99LJMP JIAN2JIAN9: JB ,JIAN7DEC DATELED4MOV R4,DATELED4CJNE R4,0FFH,JIAN2MOV DATELED4,99LJMP JIAN2JIAN7: JB ,JIAN8DEC NAOMMOV R4,NAOMCJNE R4,0FFH,JIAN2MOV NAOM,59LJMP JIAN2JIAN8: JB ,JIAN2DEC NAOHMOV R4,NAOHCJNE R4,0FFH,JIAN2MOV NAOH,23LJMP JIAN2JIAN2: LCALL TIMEXLCALL TIMEXPOP 71HPOP 70HMOV A,70HMOV R4,71HRETINAOZHO: //INC SHUNAO//MOV 41H,R4//PUSH 41H//MOV R4,SHUNAO//CJNE R4,0FFH,ENDNAODJNZ SHUNAO,ENDNAO//LCALL TIME3//CPL //CLR CPL MOV SHUNAO,40// MOV SHUNAO,0ENDNAO: //POP 41H//MOV R4,41HRETITIME: MOV 60H,01HTIME1: MOV 61H,0FFHTIME2: DJNZ 61H,TIME2DJNZ 60H,TIME1RETTIME3: MOV 60H,20HTIME4: MOV 61H,0FFHTIME6: DJNZ 61H,TIME6DJNZ 60H,TIME4RETTIMEX: MOV 41H,05HTIMEX2: MOV 42H,0FFHTIMEX1: DJNZ 42H,TIMEX1DJNZ 41H,TIMEX2RETEND附錄三 系統(tǒng)器件清單電腦 140
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