基于at89c51單片機的電子鐘-資料下載頁
2025-01-16 12:35本頁面
【正文】 TERNOPRESS_2:JB ,NOPRESS_4CALL FILTERMOV A,31HADD A,01HDA AMOV 31H,ACJNE A,60H,NOPRESS_3MOV 31H,00HNOPRESS_3:JNB ,$CALL FILTERNOPRESS_4:JB ,LOOPCALL FILTERMOV A,32HADD A,01HDA AMOV 32H,ACJNE A,24H,NOPRESS_5MOV 32H,00HNOPRESS_5:JNB ,$CALL FILTERJMP LOOPTIM0:PUSH ACCCJNE R0,250,SCANMOV A,30HADD A,1DA AMOV 30H,ACJNE A,60H,INC_SECMOV A,31HADD A,1DA AMOV 31H,ACJNE A,60H,INC_MINMOV A,32HADD A,1DA AMOV 32H,ACJNE A,24H,INC_HRMOV 30,00HMOV 31,00HMOV 32,00HINC_SEC:JMP INC_TIMINC_MIN:MOV 30H,00HJMP INC_TIMINC_HR:MOV 30H,00HMOV 31H,00HINC_TIM:MOV R0,00HSCAN:CJNE R1,6,DISPLAYMOV R1,00HJMP SCANDISPLAY:CJNE R1,0,CHK_1MOV A,30HANL A,0FHADD A,00HJMP RELOADCHK_1:CJNE R1,1,CHK_2MOV A,30HSWAP AANL A,0FHADD A,10HJMP RELOADCHK_2:CJNE R1,2,CHK_3MOV A,31HSWAP AANL A,0FHADD A,20HJMP RELOADCHK_3:CJNE R1,3,CHK_4MOV A,31HSWAP AANL A,0FHADD A,30HJMP RELOADCHK_4:CJNE R1,4,CHK_5MOV A,32HANL A,0FHADD A,40HJMP RELOADCHK_5:CJNE R1,5,RELOADMOV A,32HSWAP AANL A,0FHADD A,50HRELOAD:MOV P1,AINC R0INC R1MOV TH0,0F0HMOV TL0,60HPOP ACCRETIFILTER:MOV R6,60HD1:MOV R7,249DJNZ R7,$DJNZ R6,D1RETEND18
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鄂ICP備17016276號-1