【正文】 s20 退出鬧鐘設(shè)置 跳回主程序 //鬧鐘數(shù)據(jù)保存 MOV 39H,0FFH MOV 3DH,00H MOV 3AH,11111101B MOV R1,09H MOV A,45H MOV B,0AH MUL AB ADD A,44H MOV R1,A INC R1 MOV A,43H MOV B,0AH MUL AB 電子 系統(tǒng)綜合設(shè)計(jì)課程論文 35 ADD A,42H MOV R1,A INC R1 MOV A,41H MOV B,0AH MUL AB ADD A,40H MOV R1,A AJMP ZHUXUNHUAN NS1: JB INT0,NS2 。s20 退出鬧鈴 跳回主循環(huán) SETB AJMP ZHUXUNHUAN 電子 系統(tǒng)綜合設(shè)計(jì)課程論文 31 /****************************************************/ //鬧鐘設(shè)置 NAOZHONGSHEZHI: //檢測(cè)是哪個(gè)鬧鐘 并初始化鬧鐘設(shè)置 CJNE R7,01H,NZ2 MOV A,50H MOV B,0AH DIV AB MOV 45H,A MOV 44H,B MOV A,51H MOV B,0AH DIV AB MOV 43H,A MOV 42H,B MOV A,52H MOV B,0AH DIV AB MOV 41H,A MOV 40H,B MOV 09H,50H MOV 47H,01H MOV 08H,0AH AJMP NANJIAN NZ2: CJNE R7,02H,NZ3 MOV A,53H MOV B,0AH DIV AB MOV 45H,A MOV 44H,B MOV A,54H MOV B,0AH DIV AB MOV 43H,A 電子 系統(tǒng)綜合設(shè)計(jì)課程論文 32 MOV 42H,B MOV A,55H MOV B,0AH DIV AB MOV 41H,A MOV 40H,B MOV 09H,53H MOV 47H,02H MOV 08H,0BH AJMP NANJIAN NZ3: CJNE R7,03H,NZ4 MOV A,56H MOV B,0AH DIV AB MOV 45H,A MOV 44H,B MOV A,57H MOV B,0AH DIV AB MOV 43H,A MOV 42H,B MOV A,58H MOV B,0AH DIV AB MOV 41H,A MOV 40H,B MOV 09H,56H MOV 47H,03H MOV 08H,0CH AJMP NANJIAN NZ4: CJNE R7,04H,NZ5 MOV A,59H MOV B,0AH 電子 系統(tǒng)綜合設(shè)計(jì)課程論文 33 DIV AB MOV 45H,A MOV 44H,B MOV A,5AH MOV B,0AH DIV AB MOV 43H,A MOV 42H,B MOV A,5BH MOV B,0AH DIV AB MOV 41H,A MOV 40H,B MOV 09H,59H MOV 47H,04H MOV 08H,0DH AJMP NANJIAN NZ5: MOV A,5CH MOV B,0AH DIV AB MOV 45H,A MOV 44H,B MOV A,5DH MOV B,0AH DIV AB MOV 43H,A MOV 42H,B MOV A,5EH MOV B,0AH DIV AB MOV 41H,A MOV 40H,B MOV 09H,5CH MOV 47H,05H 電子 系統(tǒng)綜合設(shè)計(jì)課程論文 34 MOV 08H,0EH AJMP NANJIAN NANJIAN: MOV 3AH,11111100B 。修改位 右移 同上 MOV A,37H CJNE A,11111110B,WSS0 RR A RR A RR A MOV 37H,A 電子 系統(tǒng)綜合設(shè)計(jì)課程論文 23 S20: JNB INT0,S20 AJMP WM WSS0: RR A MOV 37H,A S21: JNB INT0,S21 AJMP WM WS2: JB INT1,WM1 。s20 按下 退出設(shè)置界面 MOV 39H,0FFH 。轉(zhuǎn)換設(shè)置界面 MOV 39H,11011111B 。日為 29 時(shí)分辨閏平年 2 月 MOV A,34H CJNE A,02H,RETURN0 MOV A,35H MOV B,04H DIV AB MOV A,B 電子 系統(tǒng)綜合設(shè)計(jì)課程論文 20 JNZ MONO AJMP RETURN0 MONO: MOV 33H,01H MONTH0: MOV A,01H 。矩陣鍵盤檢測(cè)子程序 將檢測(cè)到的鍵值存入 r7 CJNE R7,0FH,ZHU2 AJMP ZHUXUNHUAN ZHU2: CJNE R7,0BH,ZHU3 AJMP SHIJIANSHEZHI ZHU3: CJNE R7,0CH,ZHU4 AJMP WANNIANLISHEZHI ZHU4: CJNE R7,01H,ZHU5 AJMP NAOZHONGSHEZHI ZHU5: CJNE R7,02H,ZHU6 AJMP NAOZHONGSHEZHI ZHU6: CJNE R7,03H,ZHU7 AJMP NAOZHONGSHEZHI ZHU7: CJNE R7,04H,ZHU8 AJMP NAOZHONGSHEZHI ZHU8: CJNE R7,05H,ZHUXUNHUAN0 AJMP NAOZHONGSHEZHI ZHUXUNHUAN0: AJMP ZHUXUNHUAN //年月日校正子程序 用于萬(wàn)年歷進(jìn)位和萬(wàn)年歷設(shè)置 防止出現(xiàn)不存在的時(shí)間 NYR: MOV A,33H CJNE A,32,MONTH 。檢測(cè)鬧鐘開(kāi)關(guān) 若關(guān)檢測(cè)下一個(gè)鬧鐘，否則檢測(cè)時(shí)間是否為鬧鐘設(shè)定時(shí)間 MOV A,30H CJNE A,50H,NAO2 MOV A,31H CJNE A,51H,NAO2 MOV A,32H CJNE A,52H,NAO2 AJMP XIANG 。選擇鍵功能標(biāo)志為 3，調(diào)秒，否則跳出 MOV 21H,00H 。如增加鍵按下直接清零秒 RET /*****減少鍵處理子程序 *****/ DEC_KEY: CJNE R5,04H,EXIT 。增加鍵鍵值 CJNE R1,01H,NEXT1 。輸出鍵值 RET EXIT_KEY: RET /*****延時(shí)子程序 *****/ DELAY: MOV R7,150 DJNZ R7,$ RET /*****選擇鍵處理子 程序 *****/ SET_KEY: CJNE R5,01H,EXIT 。如果調(diào)秒時(shí)長(zhǎng)按，則不處理 LJMP LOOP3 LOOP2: CJNE R4,99H,LOOP3 電子 系統(tǒng)綜合設(shè)計(jì)課程論文 14 MOV R4,70H 。設(shè)置為 00H 是為了在進(jìn)入長(zhǎng)按處理前加長(zhǎng)延時(shí)區(qū)分用戶的長(zhǎng)按與短按，防止誤快進(jìn) LOOP: 。重新判斷 CPL A ANL A,07H JZ EXIT_KEY 。將 P1 口設(shè)置成輸入狀態(tài) MOV A,P1 CPL A ANL A,07H 。顯示時(shí)個(gè)位 MOV DPTR,TABLE1 。顯示 “” MOV A,2DH MOVC A,A+DPTR MOV P0,A CLR LCALL DELAY SETB 。如果 R1 為 1，閃爍時(shí)位待調(diào)整 JB 48H,DISP MOV 2BH,0AH 。時(shí) ANL A,0FH MOV 2BH,A 。轉(zhuǎn)換出分十位，存入 2CH JB 46H,HOUR 。如果 R1 為 3，閃爍秒位待調(diào)整 JB 48H,MIN MOV 2FH,0AH 。秒 ANL A,0FH MOV 2FH,A 。一小時(shí)到 MOV A,23H ADD A,01H DA A MOV 23H,A CJNE A,24H,RETI1 MOV 23H,00H 。產(chǎn)生 1 秒基準(zhǔn)時(shí)鐘 MOV 20H,00H 。產(chǎn)生脈沖用于調(diào)時(shí)快進(jìn)時(shí)基 INC 24H MOV A,24H CJNE A,10,ADD_TIME 。調(diào)用減少鍵處理子程序，減一 LJMP MAIN 。無(wú)鍵按下則返回重新循環(huán) LCALL SET_KEY 。啟動(dòng)定時(shí)器 0 MOV SP,40H 。用于控制調(diào)時(shí)閃爍的基準(zhǔn)時(shí) 鐘的產(chǎn)生 MOV IP,02H 。用于