課程設(shè)計(jì)-步進(jìn)電機(jī)控制步進(jìn)電機(jī)轉(zhuǎn)速實(shí)時(shí)控制-全文預(yù)覽
【正文】 h he has sweat profusely, looked at his thrown a basketball hoops, suddenly found himself has already can39。 The end of our life, and can meet many things really do? 而窮盡我們的一生，又能遇到多少事情是真正地非做不可？ During my childhood, think lucky money and new clothes are necessary for New Year, but as the advance of the age, will be more and more found that those things are optional。 May be back in the past, to oneself the paranoid weird belief disillusionment, these days, my mind has been very messy, in my mind constantly. Always feel oneself should go to do something, or write something. Twenty years of life trajectory deeply shallow, suddenly feel something, do it. 一字開頭的年齡已經(jīng)到了尾聲。s 21 win. Michel Platini, president of European football39。s antiracism taskforce, is in London for the Football Association39。t agree with the disciplinary action your employer has taken against you ? your employer dismisses you and you think that you have been dismissed unfairly. For more information about dismissal and unfair dismissal, see Dismissal. You can make a claim to an employment tribunal, even if you haven39。高速反轉(zhuǎn)程序 MOV CX,0008H MOV DI,1000H B4: MOV AL,[BX] OUT 61H,AL CALL DALLY INC BX LOOP B4 DEC DX JNZ B3 DALLY: PUSH CX MOV CX,DI C1: PUSH AX POP AX LOOP A3 POP CX RET CODE ENDS END START 太原理工大學(xué)現(xiàn)代科技學(xué)院 課程設(shè)計(jì) 8 五、調(diào)試 控制程序編寫好后，首先進(jìn)行查錯(cuò)、編譯，然后下載到實(shí)驗(yàn)系統(tǒng)里面運(yùn)行，觀察步進(jìn)電機(jī)的運(yùn)行情況是否與預(yù)期一致，也就是觀察步進(jìn)電機(jī)能否實(shí)現(xiàn)正轉(zhuǎn)、反轉(zhuǎn)以及變速；如果都能實(shí)現(xiàn)，還可以修改程序，實(shí)現(xiàn)速度的任意調(diào)整，以及正轉(zhuǎn)、反轉(zhuǎn)步數(shù)或圈數(shù)的控制。 8255A 向步進(jìn)電機(jī)發(fā)出的控制脈沖 8255 工作方式選擇： 8255 有三個(gè)數(shù)據(jù)端口（ A 口、 B 口、 C 口）， 8255 有三種基本的工作方式，分別為：方式一（基本輸入 /輸出方式），方式二（選通輸入 /輸出方式），方式三（雙向總線 I/O 方式）。太原理工大學(xué)現(xiàn)代科技學(xué)院 課程設(shè)計(jì) 1 目 錄 一、任務(wù)與要求…………………………………………………… 3 二、設(shè)計(jì)方案……………………………………………………… 3 三、硬件設(shè)計(jì)原理………………………………………………… 4 四、軟件設(shè)計(jì)……………………………………………………… 7 五、調(diào)試…………………………………………………………… 9 六、收獲和體會(huì)…………………………………………………… 9 七、參考文獻(xiàn)……………………………………………………… 9 太原理工大學(xué)現(xiàn)代科技學(xué)院 課程設(shè)計(jì) 2 步進(jìn)電機(jī)轉(zhuǎn)速實(shí)時(shí)控制 一、任務(wù)與要求 步進(jìn)電機(jī)轉(zhuǎn)速 實(shí)時(shí)控制要求 控制步進(jìn)電機(jī)正轉(zhuǎn)、反轉(zhuǎn)，以及對(duì)步進(jìn)電機(jī)的轉(zhuǎn)速進(jìn)行實(shí)時(shí)控制。 例如：若送電的順序?yàn)?S1 閉合 斷開 S2 閉合 斷開 S3 閉合 斷開 S4 閉合 斷開，周而復(fù)始的循環(huán)，在定子和轉(zhuǎn)子共同作用下，電機(jī)就瞬時(shí)針旋轉(zhuǎn)： 若送電的順序?yàn)?S4 閉合 斷開 S3 閉合 斷開S2 閉合 斷開 S1 閉合 斷開，周而復(fù)始的循環(huán)，電機(jī)定子和轉(zhuǎn)子示意圖 電氣連接示意圖 太原理工大學(xué)現(xiàn)代科技學(xué)院 課程設(shè)計(jì) 5 則電機(jī)就逆時(shí)針旋轉(zhuǎn)，原理同理。低速反轉(zhuǎn)程序 MOV CX,0008H MOV DI,5000H B2: MOV AL,[BX]
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