【正文】 120:LCALL KS LCALL DELAY1 JZ TTM120 LCALL K2 MOV A,37H CJNE A,0EH,TTM120 MOV L50MS,20 SECSET: MOV A,SEC MOV B,10 DIV AB ADD A,30H MOV P0,0CEH CALL ENABLE CALL WRITE2 MOV A,B ADD A,30H MOV P0,0CFH CALL ENABLE CALL WRITE2 MOV A,SEC INC A MOV SEC,A XRL A,60 X4: JNZ OUT CALL ENABLE CALL WRITE2 MOV A,MIN MOV B,3 MUL AB MOV B,100 DIV AB MOV R2,A MOV A,10 XCH A,B DIV AB MOV A,MIN XRL A,60 JNZ OUT HOUSET: MOV MIN,00H MOV A,HOU MOV B,10 DIV AB ADD A,30H MOV P0,0C8H CALL ENABLE CALL WRITE2 MOV A,B ADD A,30H MINSET: MOV SEC,00H MOV A,MIN INC A MOV MIN,A MOV B,10 DIV AB ADD A,30H MOV P0,0CBH CALL ENABLE CALL WRITE2 MOV A,B ADD A,30H MOV P0,0CCH MOV L50MS,20 MOV L1MS,00H MOV L250MS,00H MOV SEC,00H MOV MIN,00H MOV HOU,00H RETI DELAY30: MOV R7,2 W2: MOV R4,125 W3: MOV R3,248 第一首《精忠報(bào)國(guó)》 TABLE10: DB 66H,52H,36H,22H,12H,12H,22H,32H,98H,84H,82H,92H,14H,12H,22H DB 32H,52H,22H,42H,38H,66H,52H,36H,22H,12H,22H,22H,32H,98H DB 24H,22H,32H,54H,52H,32H,92H,12H,92H,82H,98H,66H,52H,36H,22H DB 12H,12H,22H,32H,98H,84H,82H,92H,14H,12H,22H,32H,52H,22H,42H,38H DB 66H,52H,36H,22H,12H,22H,22H,32H,98H,24H,22H,32H,54H,52H,32H DJNZ R3,$ DJNZ R4,W3 DJNZ R7,W2 DJNZ R1,DELAY30 RET TABLE00: DW 64580,64684,64777,64820 DW 64898,64968,65030,64260 DW 64400,64524,65058,63835,64021 DB 22H,12H,92H,82H,98H,14H,24H,34H,44H,64H,0B4H,64H,32H,52H DB 62H,0B2H,62H,52H,38H,24H,22H,32H,54H,52H,62H,52H,32H,32H,22H,38H DB 64H,0B4H,64H,32H,52H,62H,0B2H,62H,52H,38H,22H,22H,22H,32H,52H,52H DB 52H,62H,7FH,74H,04H,58H,6FH DB 00 第二首《月亮代表我的心》 TABLE20: DB 02H,82H DB 16H,32H,54H,02H,52H DB 0A6H,32H,54H,02H,52H DB 64H,74H,0B6H,64H DB 52H,5CH,32H,22H DB 16H,12H,14H,32H,22H DB 16H,12H,14H,22H,32H DB 26H,12H,94H,22H,32H DB 2CH DB 32H,52H DB 36H,22H,14H,54H DB 0ACH,92H,0A2H DB 96H,0A2H,96H,82H DB 3CH,54H DB 36H,22H,14H,54H DB 0ACH,92H,0A2H DB 16H,12H,14H,22H,32H DB 2CH,02H,82H DB 16H,32H,56H,12H DB 0A6H,32H,56H,52H DB 66H,72H,0B6H,62H DB 62H,52H,58H,32H,22H DB 16H,12H,14H,32H,22H DB 16H,12H,14H,22H,32H DB 26H,92H,0A4H,12H,22H DB 1CH DB 00 。第六首《兩只蝴蝶》 TABLE60: DB 32H,22H,38H,02H,22H,32H,22H,18H,04H,92H,12H,24H,22H,32H,22H,12H,92H,92H,88H,04H,32H,22H DB 38H,02H,22H,32H,22H,18H,04H,92H,12H,24H,22H,32H,22H,21H,92H,12H,28H,04H,32H,22H DB 38H,02H,22H,32H,22H,18H,04H,92H,12H,24H,22H,32H,22H,12H,92H,91H,11H,88H DB 04H,32H,52H,58H,02H,52H,62H,52H,38H,04H,22H,22H,24H,22H,32H,22H,12H,92H,92H DB 12H,12H,1cH,08H,02H,52H,52H,62H,0b2H,72H,72H,62H,32H,22H,22H,22H DB 38H,02H,32H,32H,52H,64H,64H,02H,92H,32H,22H,28H,04H,32H,52H,52H,32H,54H,02H,0b4H,72H DB 62H,72H,34H,02H,62H,62H,72H,62H,52H,32H,22H,02H,32H,22H,32H DB 58H,02H,52H,52H,62H,0b2H,72H,72H,62H,32H,22H,22H,22H DB 38H,02H,32H,32H,52H,64H,64H,02H,92H,32H,22H,28H,04H,32H,52H,52H,32H,54H,02H,0b4H,72H DB 62H,72H,34H,02H,62H,62H,72H,62H,52H,32H,22H,02H,84H,92H,1cH DB 00 。第十首 你的愛(ài)給了誰(shuí) TABLE100: DB 02H,91H,0A1H,16H,21H,11H,0A6H,81H,0A1H,9CH,02H,91H,0A1H,16H,21H,31H,24H,21H,0A1H,11H,0A1H DB 9CH,02H,11H,21H,36H,32H,24H,21H,0A1H,11H,0A1H,9CH,02H,91H,0A1H,14H,11H,11H,21H,11H,0A4H,04H,04H,02H,0A1H,11H,0A1H,93H,92H DB 02H,61H,71H,0B4H,0B2H,0B1H,0B1H,76H,0B1H,71H,6CH,02H,61H,71H,0B6H,0B1H,0B1H,76H,0B1H,71H,6CH,02H,51H,61H,56H,61H,51H,54H,51H,0B1H,71H,0B1H DB 72H,62H,68H,02H,61H,51H,66H,62H,58H,0CH,02H,51H,41H,5FH DB 02H,91H,0A1H,16H,21H,11H,0A6H,81H,0A1H,9CH,02H,91H,0A1H,16H,21H,31H,24H,21H,0A1H,11H,0A1H DB 9CH,02H,11H,21H,36H,32H,24H,21H,0A1H,11H,0A1H,9CH,02H,91H,0A1H,14H,11H,11H,21H,11H,0A4H,04H,04H,02H,0A1H,11H,0A1H,93H,92H DB 02H,61H,71H,0B4H,0B2H,0B1H,0B1H,76H,0B1H,71H,6CH,02H,61H,71H,0B6H,0B1H,0B1H,76H,0B1H,71H,6CH,02H,51H,61H,56H,61H,51H,54H,51H,0B1H,71H,0B1H DB 66H,62H,54H,0B2H,71H,61H,6CH DB 00 END 安徽師范大學(xué)皖江學(xué)院畢業(yè)論文（設(shè)計(jì)）評(píng)定意見(jiàn) 指導(dǎo) 教師 評(píng)語(yǔ) 該生具有扎實(shí)的單片機(jī)的理論知識(shí)，并且擁有較系統(tǒng)的專(zhuān)業(yè)知識(shí)和相應(yīng)的技能。能夠很好地運(yùn)用圖書(shū)館、網(wǎng)絡(luò)等手段獲取信息，有較強(qiáng)的檢索和利用文獻(xiàn)的能力。綜合運(yùn)用知識(shí)的能 力較強(qiáng)，有一定的創(chuàng)新能力。傳統(tǒng)的音樂(lè)盒是機(jī)械的，體積笨重的，發(fā)音單調(diào)，不能實(shí)現(xiàn)批量生產(chǎn)。 主要內(nèi)容、研究方法和思路： 本設(shè)計(jì)采用了揚(yáng)聲器發(fā)聲來(lái)實(shí)現(xiàn)歌曲的播放，能保持基本音調(diào)不變，流暢播放出歌曲。 指導(dǎo)教師簽名： 年 月 日 系選題指導(dǎo)組意見(jiàn)： 系選題指導(dǎo)組組長(zhǎng)簽名： 年 月 日 安徽師范大學(xué)皖江學(xué)院畢業(yè)論文（設(shè)計(jì)）指導(dǎo)過(guò)程 記錄表 題 目 基于 AT89C51 單片機(jī)的音樂(lè)盒設(shè)計(jì) 學(xué)生姓名 倪方勝 學(xué) 號(hào) 0771060 指導(dǎo)教師 張輝 系 別 電子信息系 專(zhuān) 業(yè) 電子信息 工程 職 稱(chēng) 助教 指導(dǎo)內(nèi)容 記錄一 由于我們以前一直用 MULTISIM，并未接觸過(guò) PROTEUS,張老師指導(dǎo)我完成 PROTEUS 軟件的安裝，并實(shí)現(xiàn)用 PROTUES 軟件畫(huà)圖 時(shí)間： 2020 年 12月 03日 指導(dǎo)內(nèi)容 記錄二 期間張老師曾指導(dǎo)我程序的修改，幫我將編寫(xiě)好的程序編譯生成 HEX 文件，并指導(dǎo)我在 PROTUES 軟件上仿真 時(shí)間： 2020 年 12月 10日 指導(dǎo)內(nèi)容 記錄三 張老師幫助我將 HEX 文件用特定設(shè)備燒進(jìn) AT89C51，使我能在硬件上進(jìn)行調(diào)試，驗(yàn)證設(shè)計(jì)的可行性 時(shí)間： 2020 年 12月 17日 指導(dǎo)內(nèi)容 記錄四 在老師的指導(dǎo)下完成對(duì)論文初稿的修改。 時(shí)間： 2020 年 12月 29日