課程設(shè)計(jì)-基于單片機(jī)音樂(lè)倒數(shù)計(jì)時(shí)器的設(shè)計(jì)-文庫(kù)吧資料
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【正文】 disciplinary action your employer has taken against you. However, if you win your case, the tribunal may reduce any pensation awarded to you as a result of your failure to appeal. Remember that in most cases you must make an application to an employment tribunal within three months of the date when the event you are plaining about happened. If your application is received after this time limit, the tribunal will not usually accept it. If you are worried about how the time limits apply to you, take advice from one of the anisations listed under Further help. Employment tribunals are less formal than some other courts, but it is still a legal process and you will need to give evidence under an oath or affirmation. Most people find making a claim to an employment tribunal challenging. If you are thinking about making a claim to an employment tribunal, you should get help straight away from one of the anisations listed under Further help. If you are being represented by a solicitor at the tribunal, they may ask you to sign an agreement where you pay their fee out of your pensation if you win the case. This is known as a damagesbased agreement. In England and Wales, your solicitor can39。 六、參考文獻(xiàn) 單片機(jī)原理及接口技術(shù) 第三版（李朝青編） g an employment tribunal claim Employment tribunals sort out disagreements between employers and employees. You may need to make a claim to an employment tribunal if: ? you don39。 ● 做事情要步步為營(yíng)，不能一蹴而就，就像焊接電路，只有確保每一部都真確，才有可能實(shí)現(xiàn)整個(gè)電路正常工作。 ● 勤動(dòng)手的重要性，自己動(dòng)手，豐衣足食！ 以前很多時(shí)候一遇到問(wèn)題常常都會(huì)問(wèn)同學(xué)，但是通過(guò)這次設(shè)計(jì)，我學(xué)會(huì)了自己努力解決困難，提高了自己解決問(wèn)題的能力。 總結(jié)如下： ● 查閱資料和閱讀相關(guān)文獻(xiàn)的重要性。 這次課程設(shè)計(jì)的時(shí)間雖然不算很長(zhǎng)，但使我對(duì)很多東西有了更深刻的認(rèn)識(shí)。 當(dāng)然這個(gè)系統(tǒng)還存在許多有待完善的地方： ▲ 功能不夠完善，有一定瑕疵。音符斷碼表 DB 54H,64H,38H,44H,54H,28H,44H,14H,44H,54H,3CH DB 78H,68H,78H,38H,54H,24H,54H,64H,4CH DB 54H,64H,38H,44H,54H,28H,44H,14H,44H,54H,3CH DB 00H END ；結(jié)束 五、心得體會(huì) 經(jīng)過(guò)將近 5 個(gè)星期 的課程 學(xué)習(xí) ，簡(jiǎn)單帶有 LCD 顯示的音樂(lè)倒數(shù)計(jì)數(shù)器基本完成，系統(tǒng)基本功能基本實(shí)現(xiàn)，測(cè)試運(yùn)行也基本正常。數(shù)碼管顯示斷碼表 TABLE1:DW 64260,64400,64580,64684,64777,64898,64968 。動(dòng)態(tài)顯示 1MS的延時(shí)子程序 Q5:NOP NOP DJNZ R4,Q5 MOV P2,00H 。T0 重新賦初值 MOV TL0,0B0H RETI TIME2:PUSH ACC 。減少 1秒鐘 LJMP NEXT Q4:DEC R0 。秒鐘重新賦 值 DEC R1 。比較分鐘是否為 0 SETB TR1 。R2 重新賦值 CJNE R0,0,Q4 。分鐘到 1重新賦值 Q2:DEC R1 SETB EA RETI TIME0:DJNZ R2,NEXT 。外部中斷 1，分鐘微調(diào)減 1分鐘 CJNE R1,1,Q2 。比較分鐘是否到 60 MOV R1,1 。音樂(lè)程序的延時(shí)子程序 L11:MOV R6,125 L22:MOV R5,248 DJNZ R5,$ DJNZ R6,L22 DJNZ R7,L11 RET JIA1FEN:CLR EA 。按下按鈕關(guān)閉音樂(lè)，并重新賦值，待再次開(kāi)啟 JNB ,$ LJMP START HUIQU:LJMP KAISI 。比較分鐘是否已經(jīng)為 0，若為 0則 下一步，如不為則繼續(xù)運(yùn)行 CLR TR0 SETB KAISI:MOV A,40H 。*******************歌曲主程序 ************************ NEXT1:CJNE R0,0,X1 。關(guān)閉外部中斷 0（即 K2開(kāi)關(guān)） CLR EX1 。按下 K4按鈕 時(shí)間確定 JNB ,$ SETB TR0 。按下 K4按鈕 給予 20分鐘定時(shí) JNB ,$ MOV R1,20 LJMP K1 。按下 K2按鈕 給予 5分鐘定時(shí) JNB ,$ MOV R1,5 K4:JB ,K5 。開(kāi)啟 EA，外部中斷和計(jì)數(shù)器中斷開(kāi)啟 LJMP X1 。兩位動(dòng)態(tài)顯示的主程序 MOV B,10 DIV AB MOV DPTR,TAB MOVC A,A+DPTR MOV P2,04H MOV P1,A LCALL TIME1 MOV A,B MOVC A,A+DPTR MOV P2,08H MOV P1,A LCALL TIME1 K2:MOV A,R1 MOV B,10 DIV AB MOVC A,A+DPTR MOV P2,01H MOV P1,A LCALL TIME1 MOV A,B MOVC A,A+DPTR MOV
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