基于單片機的數(shù)字鐘系統(tǒng)設計(編輯修改稿)
2025-07-24 19:23 本頁面
【文章內(nèi)容簡介】 MOV KH,R2 DEC KH MOV A,KV CPL A ANL A,0FH MOV B,2H DIV AB CJNE A,4H,PRO1 MOV KV,3H JMP PRO2 PRO1: MOV KV,A PRO2: MOV A,KH MOV B,4H MUL AB ADD A,KV MOV KK,A KEYPRO: 。鍵功能處理 MOV A,KK CJNE A,0AH,KEYPRO1 KEYPRO1: JC DIGPROKEYTBL: 。功能鍵處理 MOV DPTR,JMPTBL CLR C SUBB A,0AH RL A JMP @A+DPTR JMPTBL: 。功能鍵入口地址表（前四行） AJMP CAL AJMP TIM AJMP SETTING AJMP YES AJMP ALARM AJMP ON_OFF_ALM DIGPRO: 。數(shù)字鍵處理 MOV FLASH_FIGURE,A MOV A,FLASH JZ RETURN3 LCALL PRO_CHANGE JMP SETTING1 RETURN3: LJMP RETURN1 CAL:MOV P1,0FFH 。日期模式 MOV A,DATE_TIME CJNE A,4,CLASET JMP RETURN1 CLASET: MOV DATE_TIME,4H JMP YES TIM:MOV P1,0FFH 。時間模式 MOV LP5,0 MOV A,DATE_TIME CJNE A,3,TIMSET JMP RETURN1 TIMSET: MOV DATE_TIME,3H JMP YES SETTING: 。設置 SETTING1: 。判斷當前模式 MOV A,DATE_TIME CJNE A,4H,SETTIME SETDATE: MOV A,FLASH CJNE A,8,INCF JMP YES INCF: INC FLASH MOV B,FLASH MOV A,0FEH LOOP4: RR A DJNZ FLASH,LOOP4 MOV FLASH,B MOV FLASH_BITE,A JMP RETURN1 SETTIME: MOV A,FLASH CJNE A,6,INCF2 JMP YES INCF2: INC FLASH MOV B,FLASH MOV A,0BFH LOOP5: RR A DJNZ FLASH,LOOP5 MOV FLASH,B MOV FLASH_BITE,A JMP RETURN1 RETURN4: JMP RETURN1 YES: 。確認鍵 MOV FLASH,0H MOV FLASH_BITE,0FFH JMP RETURN1 ALARM: MOV DATE_TIME,3 MOV A,LP5 CJNE A,5,NORMAL MOV LP5,0 NORMAL: INC LP5 MOV A,LP5 MOV 44H,A MOV A,0FEH RLP: RR A DJNZ 44H,RLP MOV P1,A NEX1: MOV A,LP5 DEC A MOV DPTR,ALM_TBL RL A JMP @A+DPTR ALM_TBL: AJMP L0 AJMP L1 AJMP L2 AJMP L3 AJMP L4 L0: MOV C,ON_OFF0 MOV LED_1,C AJMP YES L1: MOV C,ON_OFF1 MOV LED_1,C AJMP YES L2: MOV C,ON_OFF2 MOV LED_1,C AJMP YES L3: MOV C,ON_OFF3 MOV LED_1,C AJMP YES L4: MOV C,ON_OFF4 MOV LED_1,C AJMP YESON_OFF_ALM: MOV A,LP5 CJNE A,0,NEX JMP RETURN1 NEX: DEC A MOV DPTR,ON_OFF_TBL RL A JMP @A+DPTR ON_OFF_TBL: AJMP O0 AJMP O1 AJMP O2 AJMP O3 AJMP O4 O0: CPL ON_OFF0 AJMP NEX1 O1: CPL ON_OFF1 AJMP NEX1 O2: CPL ON_OFF2 AJMP NEX1 O3: CPL ON_OFF3 AJMP NEX1 O4: CPL ON_OFF4 AJMP NEX1 RETURN1: LJMP WHILESERVE: 。定時器1中斷服務子程序 PUSH ACC PUSH PSW PUSH DPH PUSH DPL MOV TH0,03CH MOV TL0,0B0H DJNZ LP0,SERVE2 JMP SERVE3 SERVE2: JMP SERVE1 SERVE3: MOV LP0,014H MOV LP6,5 ALM_LP: MOV A ,LP6 DEC A RL A MOV DPTR,A_TBL JMP @A+DPTR A_TBL: AJMP AL1 AJMP AL2 AJMP AL3 AJMP AL4 AJMP AL5 AL1: JB ON_OFF0,C_ALM JMP FIND_OUT AL2: JB ON_OFF1,C_ALM JMP FIND_OUT AL3: JB ON_OFF2,C_ALM JMP FIND_OUT AL4: JB ON_OFF3,C_ALM JMP FIND_OUT AL5: JB ON_OFF4,C_ALM JMP FIND_OUT FIND_OUT: MOV DPTR,ALM_H MOV A,LP6 MOVC A,@A+DPTR MOV R0,A MOV A,@R0 CJNE A,HOU,C_ALM MOV DPTR,ALM_M MOV A,LP6 MOVC A,@A+DPTR MOV R0,A MOV A,@R0 CJNE A,MIN,C_ALM MOV DPTR,ALM_S MOV A,LP6 MOVC A,@A+DPTR MOV R0,A MOV A,@R0 CJNE A,SEC,
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鄂ICP備17016276號-1