【正文】 修改位右移 同上 MOV A,37H CJNE A,11111110B,NSS0 RR A RR A RR A MOV 37H,A S30: JNB INT0,S30 AJMP NM NSS0: RR A MOV 37H,A S31: JNB INT0,S31 AJMP NM NNM:AJMP NM NS2: JB INT1,NM1 。s19 鬧鐘開關(guān) MOV A,R1 CPL A MOV R1,A XIA1: MOV A,R1 JZ XIA2 MOV 46H,0BH JMP XIA3 XIA2: MOV 46H,0AH XIA3: JB T1,NS1 。界面轉(zhuǎn)換成鬧鐘設(shè)置界面 MOV 39H,11011111B MOV 37H,39H MOV 3DH,0FFH 。低電位說明按鍵在該位 JNB ,KEY20 電子 系統(tǒng)綜合設(shè)計(jì)課程論文 29 JNB ,KEY30 JNB ,KEY40 MOV DPTR,8000H MOV A,11111101B MOVX DPTR,A MOV DPTR,8000H MOVX A,DPTR JNB ,KEY50 JNB ,KEY60 JNB ,KEY70 JNB ,KEY80 MOV DPTR,8000H MOV A,11111011B MOVX DPTR,A MOV DPTR,8000H MOVX A,DPTR JNB ,KEY90 JNB ,KEY00 JNB ,TUI JNB ,KEY0C0 RET KEY10: MOV R7,01H RET KEY20: MOV R7,02H RET KEY30: MOV R7,03H RET KEY40: 電子 系統(tǒng)綜合設(shè)計(jì)課程論文 30 MOV R7,04H RET KEY50: MOV R7,05H RET KEY60: MOV R7,06H RET KEY70: MOV R7,07H RET KEY80: MOV R7,08H RET KEY90: MOV R7,09H RET KEY00: MOV R7,00H RET TUI: MOV R7,0BH RET KEY0C0: MOV R7,0CH RET /****************************************************/ //鬧鈴響 XIANG: CLR //ACALL MDELAY //SETB JB T1,XIANG 。修改位左移 MOV A,37H CJNE A,11011111B,WSS1 RL A RL A RL A MOV 37H,A S23: JNB INT1,S23 AJMP WM WSS1: RL A MOV 37H,A S24: JNB INT1,S24 AJMP WM //矩陣鍵盤檢測(cè) 修改萬年歷 WM1: MOV R7,0FH ACALL JIANCEANJIAN CJNE R7,0FH,WSJSZ1 AJMP WM WSJSZ1: MOV A,37H 。轉(zhuǎn)換成時(shí)間設(shè)置界面 AJMP ZHUXUNHUAN WS1: JB INT0,WS2 。關(guān)閃爍 MOV 3DH,00H 。校正 萬年歷 JB T1,WS1 。設(shè)置閃爍位 MOV 37H,39H MOV 3DH,0FFH 。界面顯示判斷 //時(shí)間界面 MOV A,21H MOV B,0AH DIV AB MOV 10H,B MOV 11H,A 電子 系統(tǒng)綜合設(shè)計(jì)課程論文 21 MOV A,22H MOV B,0AH DIV AB MOV 12H,B MOV 13H,A MOV A,23H MOV B,0AH DIV AB MOV 14H,B MOV 15H,A MOV 16H,0AH MOV 17H,0AH AJMP LIANG //萬年歷界面 WANNIANLI: JNB ,SHEZHI MOV A,33H MOV B,0AH DIV AB MOV 10H,B MOV 11H,A MOV A,34H MOV B,0AH DIV AB MOV 12H,B MOV 13H,A MOV A,35H MOV B,0AH DIV AB MOV 14H,B MOV 15H,A 電子 系統(tǒng)綜合設(shè)計(jì)課程論文 22 MOV 16H,00H MOV 17H,02H AJMP LIANG //鬧鐘設(shè)置界面 SHEZHI: MOV 10H,40H MOV 11H,41H MOV 12H,42H MOV 13H,43H MOV 14H,44H MOV 15H,45H MOV 16H,46H MOV 17H,47H //萬年歷設(shè)置 WANNIANLISHEZHI: MOV 3AH,0FEH 。月進(jìn)位 ADD A,34H MOV 34H,A CJNE A,0DH,RETURN0 MOV 34H,01H MOV A,01H ADD A,35H MOV 35H,A CJNE A,100,RETURN0 。日為 30 時(shí)分辨 2 月 MOV A,34H CJNE A,02H,RETURN0 MOV 33H,01H AJMP MONTH0 MONTH29: CJNE A,29,RETURN0 。日為 32 時(shí)，月進(jìn)位日置 1 MOV 33H,01H AJMP MONTH0 MONTH: 電子 系統(tǒng)綜合設(shè)計(jì)課程論文 19 CJNE A,31,MONTH1 。界面轉(zhuǎn)換標(biāo)志取反即可使得時(shí)間和萬年歷界面相互轉(zhuǎn)換 CPL A MOV 3AH,A //檢測(cè)矩陣鍵盤 //檢測(cè)到按鍵 1,2,3,4,5 時(shí)進(jìn)入對(duì)應(yīng)的鬧鐘設(shè)置界面 檢測(cè)到 0BH（對(duì)應(yīng) s11）進(jìn)入時(shí)間設(shè)置界面 檢測(cè)到 0CH（對(duì)應(yīng) s12）進(jìn)入萬年歷設(shè)置界面 //若未檢測(cè)到按鍵 則跳回主程序繼續(xù)下一個(gè)檢測(cè)周期 電子 系統(tǒng)綜合設(shè)計(jì)課程論文 18 ZHU1: MOV R7,0FH ACALL JIANCEANJIAN 。時(shí)間為鬧鐘 設(shè)定時(shí)間吻合 進(jìn)入鬧鈴程序 下同 NAO2: MOV A,0BH JZ NAO3 MOV A,30H CJNE A,53H,NAO3 MOV A,31H CJNE A,54H,NAO3 MOV A,32H CJNE A,55H,NAO3 AJMP XIANG NAO3: MOV A,0CH JZ NAO4 MOV A,30H 電子 系統(tǒng)綜合設(shè)計(jì)課程論文 17 CJNE A,56H,NAO4 MOV A,31H CJNE A,57H,NAO4 MOV A,32H CJNE A,58H,NAO4 AJMP XIANG NAO4: MOV A,0DH JZ NAO5 MOV A,30H CJNE A,59H,NAO5 MOV A,31H CJNE A,5AH,NAO5 MOV A,32H CJNE A,5BH,NAO5 AJMP XIANG NAO5: MOV A,0EH JZ BU MOV A,30H CJNE A,5CH,BU MOV A,31H CJNE A,5DH,BU MOV A,32H CJNE A,5EH,BU AJMP XIANG //檢測(cè)獨(dú)立按鍵 BU: JB T0,ZHU1 。小時(shí)位的十位數(shù)編碼，該位如果為 0 則不顯示 //鬧鐘檢測(cè) MOV A,0AH JZ NAO2 。如較少鍵按下直接清零秒 RET 電子 系統(tǒng)綜合設(shè)計(jì)課程論文 16 /*****萬用返回子程序 *****/ EXIT: RET /*****數(shù)碼管字形編碼表 *****/ TABLE: DB 0C0H,0F9H,0A4H,0B0H,99H,92H,82H,0F8H,80H,90H,0FFH 。選擇鍵功能標(biāo)志為 2，調(diào)分，否則跳出 MOV A,22H ADD A,99H DA A MOV 22H,A CJNE A,99H,EXIT MOV 22H,59H NEXT4: CJNE R1,03H,EXIT 。減少鍵鍵值 CJNE R1,01H,NEXT3 。選擇鍵功能標(biāo)志為 3，調(diào)秒，否則跳出 MOV 21H,00H 。選擇鍵功能標(biāo)志為 1，調(diào)時(shí)，否則跳出 MOV A,23H ADD A,01H DA A MOV 23H,A CJNE A,24H,EXIT MOV 23H,00H 電子 系統(tǒng)綜合設(shè)計(jì)課程論文 15 NEXT1: CJNE R1,02H,NEXT2 。調(diào)時(shí)閃爍基準(zhǔn)清零 RET /***