【正文】 o the bottom line of thinking, fear discipline, hold the bottom line, as a preventive measure, to keep the party39。s purpose. 8 of these regulations, a total of three series, Chapter 15, 178, more than 24000 words, after the revision of the regulations a total of 3 series, Chapter 11, 133, 17000 words, divided into general and special provisions and Supplementary Provisions Part 3. Among them, add, delete, modify the provisions of the proportion of up to nearly 90%. 1, the general general is divided into five chapters. The first chapter to the regulations of the guiding ideology, principles and scope of application of the provisions, highlight the strengthening of the party constitution consciousness, maintenance the authority of Party Constitution, increase the party anizations and Party members must abide by the party constitution, Yan Centralized centralized, would examine at all levels of the amended provisions implementing and maintaining Party discipline, and consciously accept the party discipline, exemplary pliance with national laws and regulations. The second chapter of discipline concept, disciplinary action types and effects of the regulations, will be a serious warning from the original a year for a year and a half。 due to negligence crime and was sentenced to three years or more (excluding three years) a penalty, shall give expelled punishment. Due to negligence crime is convicted and sentenced to three years (including three years) in prison or be sentenced to public surveillance, detention, shall in general be expelled from the party. For the individual may not be expelled from the party, should control Approval. This is followed and retained the original Regulations the provisions of punishment party authorization rules and report to a level party anizations. For is party members with c。s image, the damage to the party, the state and the people39。s leadership and the party39。s eighteen, ten eight plenary, the spirit of the Fourth Plenary Session of the Eleventh Central Committee and General Secretary Xi Jinping important instructions on the revised low political criterion and Regulations , highlighting the ruling party characteristics, serious discipline, the discipline quite in front of the law, based on the current, a longterm, advance as a whole, with Bu Xiuding independent rule and rule . Main principle is: first, adhere to the party constitution to follow. The constitution about discipline and selfdiscipline required specific, awaken the party constitution of party passes party consciousness, maintaining the authority of the constitution. General Secretary Xi Jinping pointed out that no rules, no side round. Party constitution is the fundamental law, the party must follow the general rules. In early 2020 held the eighth session of the Central Commission for Discipline Inspection Fifth Plenary Session of the 16th Central Committee, Xi Jinping again pointed out that constitution is the party must follow the general rules, but also the general rules. the revision of the code and rule is Method in adhere to the regulations established for the purpose of bining rule of virtue is to adhere to the party constitution as a fundamental to follow, the constitution authority set up, wake up the party constitution and party rules the sense of discipline, the party constitution about discipline and selfdiscipline specific requirements. 4 second is to adhere to in accordance with the regulations governing the party and the party. The Party of rule of virtue de, mainly refers to the party39。s leadership, to solve the masses of the people reflect a focus on the problem. The new revision of the code and rule , reflects the party39。|被除數(shù)為 5*10^5 = 0007A120H INC R0 MOV R0,07H INC R0 MOV R0, 0A1H INC R0 MOV R0, 20H DIV3216:MOV 40H,0 。跳轉(zhuǎn)到鍵盤控制電路子程序 LCALL FT0TH 。 ● 4個 八 段數(shù)碼管的動態(tài)顯示。當(dāng)鍵盤上某一鍵閉合時，該鍵所對應(yīng)的行線與列線短路，此時該行線的電平將由被短路的列線電平所決定。掃描方式中 在輪流點(diǎn)亮掃描過程中，每位顯示器的點(diǎn)亮?xí)r間是極為短暫的約 1ms，但由于人的視覺暫留現(xiàn)象及發(fā)光二極管的余輝效應(yīng)，盡管實(shí)際上各位顯示器并非同時點(diǎn)亮，但只要掃描的速度足夠快，給人的印象就是一組穩(wěn)定的顯示數(shù)據(jù)，不會有閃爍感。 方案二： 動態(tài)顯示方式：動態(tài)顯示方式是指一位一位地輪流點(diǎn)亮每位顯示器（稱為掃描），即每個數(shù)碼管的位選被輪流選中，多個數(shù)碼管公用一組段選，段選 數(shù)據(jù)僅對位選選中的數(shù)碼管有效。 ： 假設(shè) 鍵盤 是 4*4 的鍵盤，當(dāng)鍵盤 輸入范圍在 10hz9999hz 的數(shù)字，單片機(jī)控制數(shù)碼管顯示該數(shù)值，并把該數(shù)值當(dāng)做方波發(fā)生器的輸入頻率，單片機(jī)控制該方波發(fā)生器以該數(shù)值作為頻率顯示方波 ，從而得到我們想要頻率的方波。 關(guān)鍵詞： 單片機(jī) 七段數(shù)碼管 鍵盤電路 頻率可調(diào)方波發(fā)生器一、目的 和 功能 目的： 設(shè)計一種 頻率范圍限定且可調(diào)的方波發(fā)生器，志在產(chǎn)生特定頻率的方波。隨著顯示器位數(shù)的增加，需要的 I/O口線也將增加。 由于 PHILIPS AT89C51 單片機(jī)本身提供的 I/O口有限， 因此我們選擇方案二 —— 動態(tài)掃描方式。 方案二：矩陣式鍵盤 我們采用 4 4矩陣式鍵盤，鍵盤的行線 X0～ X3通過電阻接 +5V，當(dāng)鍵盤沒有鍵閉合時，所有的行線和列線斷開，行線 X0～ X3均呈高電平。 硬 件電路圖 XTAL218XTAL119ALE30EA31PSEN29RST9P0.0/AD039P0.1/AD138P0.2/AD237P0.3/AD336P0.4/AD435P0.5/AD534P0.6/AD633P0.7/AD732P1.01P1.12P1.23P1.34P1.45P1.56P1.67P1.78P3.0/RXD10P3.1/TXD11P3.2/INT012P3.3/INT113P3.4/T014P3.7/RD17P3.6/WR16P3.5/T115P2.7/A1528P2.0/A821P2.1/A922P2.2/A1023P2.3/A1124P2.4/A1225P2.5/A1326P2.6/A1427U1A T 8 9 C5 10 1 2 34 5 6 78 9 A BC D E FABCDR19 .1 k 三 、 軟件 軟件 設(shè)計 基本思想： ● 鍵盤的不間斷掃描。 附錄一 程序代碼 DISBUF EQU 30H SEGBUF EQU 34H LEDSP EQU 37H HDHZ BIT ORG 0000H LJMP MAIN ORG 001BH LJMP TIMER1 ORG