片機課程設計---出租車計費系統(tǒng)(存儲版)
【正文】 IANMI ,00H MOV BAIMI,00H MOV SHIYUAN,00H MOV YUAN,03H MOV JIAO,00H MOV TMOD, 60H MOV TH1,9CH MOV TL1,9CH SETB TR1 SETB ET1 SETB EA MAIN: LCALL DISPM LCALL DISPL SJMP MAIN T1INT: LCALL LONG MOV A,QIANMI CLR C SUBB A,02H JNC T1 RETI T1: DJNZ R3,T2 MOV R3,01H MOV A,BAIMI CJNE A,05H,NEXT LCALL MONEY RETI NEXT: CJNE A,00H,T2 LCALL MONEY T2: RETI DISPL: MOV R0, 20H MOV A,R0 MOV DPTR,SEGTAB MOVC A,A+DPTR MOV P2,09H MOV P0, A LCALL DELAY INC R0 MOV A,R0 MOVC A,A+DPTR ADD A,80H MOV P2,0AH MOV P0,A LCALL DELAY INC R0 MOV A,R0 MOVC A,A+DPTR MOV P2,0BH MOV P0,A LCALL DELAY RET DISPM: MOV R0, 24H MOV A, R0 MOV DPTR,SEGTAB MOVC A,A+DPTR MOV P2,0DH MOV P0,A LCALL DELAY INC R0 MOV A,R0 MOVC A,A+DPTR ADD A,80H MOV P2,0EH MOV P0,A LCALL DELAY INC R0 MOV A,R0 MOVC A,A+DPTR MOV P2,0FH MOV P0,A LCALL DELAY RET MONEY: MOV R6,28H
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鄂ICP備17016276號-1