基于51單片機(jī)多功能電子時(shí)鐘設(shè)計(jì)報(bào)告-閱讀頁(yè)
2024-09-09 20:16本頁(yè)面
【正文】 JMP WAIT_KEY 。按一次鍵處理一次 DEL01: MOV R6,200 DEL02: MOV R7,200 DJNZ R7,$ DJNZ R6,DEL02 DJNZ R5,DEL01 23 RET BIN_BCD: MOV B,10 DIV AB RET 。T0=4MS MOV TL0,060H INC LED_LP MOV A,LED_LP CJNE A,250,CONT_SCAN 。共陰 09 和 ()字碼表 DB 66H,6DH,7DH,07H DB 7FH,6FH,00H,48H,40H 。T1=4MS MOV TL1,060H SETB TR1 SETB ET1 31 。年加 1 SETB F_BEEP LCALL DEL CLR F_BEEP JMP RWAIT_KEY RSW2_OK: MOV A,YER CJNE A,00,RSW2_OVER MOV YER,99 SETB F_BEEP LCALL DEL CLR F_BEEP JMP RWAIT_KEY RSW2_OVER:DEC YER 。月加 1 SETB F_BEEP LCALL DEL CLR F_BEEP JMP RWAIT_KEY RSW4_OK: MOV A,MOT CJNE A,00,RSW4_OVER MOV MOT,12 SETB F_BEEP LCALL DEL CLR F_BEEP JMP RWAIT_KEY RSW4_OVER:DEC MOT 。號(hào)加 1 SETB F_BEEP LCALL DEL CLR F_BEEP JMP RWAIT_KEY RSW6_OK: MOV A,DAT CJNE A,00,RSW6_OVER MOV NSEC,30 SETB F_BEEP LCALL DEL 35 CLR F_BEEP JMP RWAIT_KEY RSW6_OVER:DEC DAT 。 T_1: PUSH ACC PUSH PSW MOV TH1,0F0H 。鬧鐘時(shí)加 1 SETB F_BEEP LCALL DEL 37 CLR F_BEEP JMP NWAIT_KEY NSW2_OK: MOV A,NHOR CJNE A,00,NSW2_OVER MOV NHOR,23 SETB F_BEEP LCALL DEL CLR F_BEEP JMP NWAIT_KEY NSW2_OVER:DEC NHOR 。鬧鐘分加 1 SETB F_BEEP LCALL DEL CLR F_BEEP JMP NWAIT_KEY NSW4_OK: MOV A,NMIN CJNE A,00,NSW4_OVER MOV NMIN,59 SETB F_BEEP LCALL DEL CLR F_BEEP JMP NWAIT_KEY NSW4_OVER:DEC NMIN 。號(hào)加 1 SETB F_BEEP LCALL DEL CLR F_BEEP JMP NWAIT_KEY NSW6_OK: MOV A,NSEC CJNE A,00,NSW6_OVER MOV NSEC,59 SETB F_BEEP LCALL DEL CLR F_BEEP JMP NWAIT_KEY NSW6_OVER:DEC NSEC 。 T1_INT: PUSH ACC PUSH PSW MOV TH1,0F0H 。250*4MS=1S MOV LED_LP,00H INC SEC MOV A,SEC CJNE A,60,RCONT_SCAN MOV SEC,00H INC MIN MOV A,MIN CJNE A,60,RCONT_SCAN MOV MIN,00H INC HOR 41 MOV A,HOR CJNE A,24,RCONT_SCAN MOV HOR,00H LCALL DEL RCONT_SCAN:JNB SW0,LPP1 JNB SW7,LPP2 LPP1:MOV A,YER LCALL BIN_BCD MOV LED2,B MOV LED1,A MOV A,MOT LCALL BIN_BCD MOV LED4,B MOV LED3,A MOV A,DAT LCALL BIN_BCD MOV LED6,B MOV LED5,A MOV A,LED_LP MOV B,08 DIV AB 42 MOV A,B RL A MOV DPTR,RTAB_SCAN JMP A+DPTR RTAB_SCAN:AJMP RSCAN_L1 AJMP RSCAN_L2 AJMP RSCAN_L3 AJMP RSCAN_L4 AJMP RSCAN_L5 AJMP RSCAN_L6 AJMP RSCAN_L7 AJMP RSCAN_L8 RSCAN_L1: MOV DIG_PORT,0 MOV A,LED1 JMP REND_SCAN RSCAN_L2: MOV DIG_PORT,1 MOV A,LED2 JMP REND_SCAN RSCAN_L3: MOV DIG_PORT,2 MOV A,12 43 JMP REND_SCAN RSCAN_L4: MOV DIG_PORT,3 MOV A,LED3 JMP REND_SCAN RSCAN_L5: MOV DIG_PORT,4 MOV A,LED4 JMP REND_SCAN RSCAN_L6: MOV DIG_PORT,5 MOV A,12 JMP REND_SCAN RSCAN_L7: MOV DIG_PORT,6 MOV A,LED5 JMP REND_SCAN RSCAN_L8: MOV DIG_PORT,7 MOV A,LED6 REND_SCAN:MOV DPTR,TAB_LED MOVC A,A+DPTR MOV LED_PORT,A POP PSW POP ACC 44 RETI
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鄂ICP備17016276號(hào)-1