【正文】 。開(kāi)閃爍開(kāi)關(guān) WM: ACALL NYR 。閃爍開(kāi)關(guān) 關(guān) MOV 3AH,11111101B 。檢測(cè)修改位 JB ,WSJSZ2 電子 系統(tǒng)綜合設(shè)計(jì)課程論文 24 //修改年十位 MOV A,35H MOV B,0AH DIV AB MOV 1FH,B MOV A,R7 MOV B,0AH MUL AB ADD A,1FH MOV 35H,A MOV A,37H RR A MOV 37H,A AJMP WM WSJSZ2: JB ,WSJSZ3 //修改年個(gè)位 MOV A,35H MOV B,0AH DIV AB MOV B,0AH MUL AB ADD A,R7 MOV 35H,A MOV A,37H RR A MOV 37H,A AJMP WM WSJSZ3: JB ,WSJSZ4 //修改月十位 只能為 0,1 但月個(gè)位不為 0,1,2 是不能修改為 1 月個(gè)位為 0 時(shí)不能修 改為 0 CJNE R7,00H,WSJ1 MOV A,34H MOV B,0AH 電子 系統(tǒng)綜合設(shè)計(jì)課程論文 25 DIV AB MOV A,B CJNE A,00H,WLED4 AJMP WMMM WSJ1: CJNE R7,01H,WMMM MOV A,34H MOV B,0AH DIV AB MOV A,B CJNE A,00H,L1 AJMP WLED4 L1: CJNE A,01H,L2 AJMP WLED4 L2: CJNE A,02H,WMMM AJMP WLED4 WMMM:LJMP WM WLED4: MOV A,34H MOV B,0AH DIV AB MOV 1FH,B MOV A,R7 MOV B,0AH MUL AB ADD A,1FH MOV 34H,A MOV A,37H RR A MOV 37H,A AJMP WM WSJSZ4: JB ,WSJSZ5 //修改月個(gè)位 但月十位為 1 時(shí)只能修改為 0,1,2 月十位為 0 時(shí)不能修改為 0 MOV A,34H 電子 系統(tǒng)綜合設(shè)計(jì)課程論文 26 MOV B,0AH DIV AB CJNE A,00H,WJ0 CJNE R7,00H,WLED3 AJMP WWM WJ0: CJNE R7,00H,WJ1 AJMP WLED3 WJ1: CJNE R7,01H,WJ2 AJMP WLED3 WJ2: CJNE R7,02H,WWM AJMP WLED3 WLED3: MOV B,0AH MUL AB ADD A,R7 MOV 34H,A MOV A,37H RR A MOV 37H,A WWM: AJMP WM WSJSZ5: JB ,WSJSZ6 //修改日十位 只能為 0,1,2,3 日個(gè)位不為 0,1 時(shí)不能修改為 3 CJNE R7,00H,WSJ10 AJMP WLED2 WSJ10: CJNE R7,01H,WSJ20 AJMP WLED2 WSJ20: CJNE R7,02H,WSJ30 AJMP WLED2 WSJ30: CJNE R7,03H,WWM MOV A,33H 電子 系統(tǒng)綜合設(shè)計(jì)課程論文 27 MOV B,0AH DIV AB MOV A,B CJNE A,00H,L3 AJMP WLED2 L3: CJNE A,01H,WWM AJMP WLED2 WLED2: MOV A,33H MOV B,0AH DIV AB MOV 1FH,B MOV A,R7 MOV B,0AH MUL AB ADD A,1FH MOV 33H,A MOV A,37H RR A MOV 37H,A AJMP WM WSJSZ6: //修改日個(gè)位 日十位為 3 時(shí) 只能修改為 0,1 MOV A,33H MOV B,0AH DIV AB CJNE A,00H,LL4 CJNE R7,00H,WLED1 AJMP WM LL4: CJNE A,03H,WLED1 CJNE R7,00H,WJ4 AJMP WLED1 WJ4: CJNE R7,01H,WWM 電子 系統(tǒng)綜合設(shè)計(jì)課程論文 28 AJMP WLED1 WLED1: MOV B,0AH MUL AB ADD A,R7 MOV 33H,A MOV 37H,11011111B AJMP WM /***************************************************************/ //矩陣按鍵檢測(cè)子程序 JIANCEANJIAN: MOV DPTR,8000H MOV A,0F0H MOVX DPTR,A MOV DPTR,8000H MOVX A,DPTR CPL A JNZ XIAODOU RET XIAODOU: //ACALL DELAY MOV A,0F0H MOV DPTR,8000H MOVX A,DPTR CPL A JNZ PAN RET PAN: MOV DPTR,8000H MOV A,11111110B MOVX DPTR,A MOV DPTR,8000H MOVX A,DPTR JNB ,KEY10 。開(kāi)閃爍 NM: MOV R1,08H JB T0,XIA1 。修改位左移 同上 MOV A,37H CJNE A,11011111B,NSS1 RL A RL A RL A MOV 37H,A 電子 系統(tǒng)綜合設(shè)計(jì)課程論文 36 S32: JNB INT1,S32 LJMP NM NSS1: RL A MOV 37H,A S33: JNB INT1,S33 LJMP NM NM1: //矩陣鍵盤(pán)檢測(cè) 修改鬧鐘 同時(shí)間設(shè)置 MOV R7,0FH LCALL JIANCEANJIAN CJNE R7,0FH,NSJSZ1 LJMP NM NSJSZ1: MOV A,37H JB ,NSJSZ2 CJNE R7,00H,NSJS1 LJMP NLED6 NSJS1: CJNE R7,01H,NSJS2 LJMP NLED6 NSJS2: CJNE R7,02H,NMM AJMP NLED6 NLED6: MOV 45H,R7 MOV A,37H RR A MOV 37H,A LJMP NM NSJSZ2: JB ,NSJSZ3 MOV A,45H 電子 系統(tǒng)綜合設(shè)計(jì)課程論文 37 CJNE A,02H,NLED5 CJNE R7,00H,NSJS4 AJMP NLED5 NSJS4: CJNE R7,01H,NSJS5 AJMP NLED5 NSJS5: CJNE R7,02H,NSJS6 AJMP NLED5 NSJS6: CJNE R7,03H,NMM1 AJMP NLED5 NMM1:LJMP NNM NLED5: MOV 44H,R7 MOV A,37H RR A MOV 37H,A LJMP NM NSJSZ3: JB ,NSJSZ4 CJNE R7,00H,NSJ1 LJMP NLED4 NSJ1: CJNE R7,01H,NSJ2 AJMP NLED4 NSJ2: CJNE R7,02H,NSJ3 AJMP NLED4 NSJ3: CJNE R7,03H,NSJ4 AJMP NLED4 NSJ4: CJNE R7,04H,NSJ5 AJMP NLED4 電子 系統(tǒng)綜合設(shè)計(jì)課程論文 38 NSJ5: CJNE R7,05H,NMM AJMP NLED4 NMM:LJMP NM NLED4: MOV 43H,R7 MOV A,37H RR A MOV 37H,A LJMP NM NSJSZ4: JB ,NSJSZ5 MOV 42H,R7 MOV A,37H RR A MOV 37H,A AJMP NMM0 NSJSZ5: JB ,NSJSZ6 CJNE R7,00H,NSJ10 AJMP NLED2 NSJ10: CJNE R7,01H,NSJ20 AJMP NLED2 NSJ20: CJNE R7,02H,NSJ30 AJMP NLED2 NSJ30: CJNE R7,03H,NSJ40 AJMP NLED2 NSJ40: CJNE R7,04H,NSJ50 AJMP NLED2 NSJ50: CJNE R7,05H,NMM0 電子 系統(tǒng)綜合設(shè)計(jì)課程論文 39 AJMP NLED2 NMM0:LJMP NM NLED2: MOV 41H,R7 MOV A,37H RR A MOV 37H,A LJMP NM NSJSZ6: MOV 40H,R7 MOV 37H,11011111B LJMP NM EN