【正文】 JNZ KEY_CLR。課 程 設(shè) 計(jì) 課程名稱_計(jì)算機(jī)控制技術(shù) 題目名稱_步進(jìn)電機(jī)角度控制（1）學(xué)生學(xué)院_自動(dòng)化學(xué)院 ________專業(yè)班級(jí)_自動(dòng)化10____學(xué) 號(hào) ____學(xué)生姓名_ _______指導(dǎo)教師_ _李傳芳______ 2013 年 7月 1 日二、步進(jìn)電機(jī)角度控制程序流程圖：顯示清零電機(jī)反轉(zhuǎn)開(kāi)始掃描鍵盤是否有按鍵？是否按set鍵？是否按start鍵？是否按set鍵？顯示子程序A/D轉(zhuǎn)換掃描鍵盤電機(jī)正轉(zhuǎn)數(shù)據(jù)儲(chǔ)存數(shù)據(jù)處理是否完成所有？YYYYYNNNNN初始化程序：STACK SEGMENT STACK DW 256 DUP(?)STACK ENDSDATA SEGMENTORG 0000H TABLE DB 03FH,06H,5BH,4FH,66H,6DH,7DH,07H,7FH,6FH,77H,7CH,39H,5EH,79H,71HORG 0010HSBUF1 DB 4 DUP(0)MAX DW 1 DUP(0)SBUF3 DB 0F7H,0FBH,0FDH,0FEHJIAODU DW 2 DUP(0)ADRESULT DB 1 DUP(0)PAISHU DB 1 DUP(0)JIPAI DB 1 DUP(0)BUXUBIAO DB 01H,03H,02H,06H,04H,0CH,08H,09HSIGN DB 4 DUP(0)DATA ENDSCODE SEGMENT ASSUME CS:CODE,DS:DATA,SS:STACKSTART:MOV AX,DATA MOV DS,AX MOV AL,88H MOV DX,0606H OUT DX,AL MOV BX,0000HSTT:MOV AL,00HMOV DX,0602H。 OUT DX,ALNEXT: MOV DX,0604H IN AL,DX AND AL,0C0H CMP AL,0C0H JNZ KEYABC CALL DISP JMP BUJI KEYABC:CALL TIME MOV DX,0604H IN AL,DX AND AL,0C0H CMP AL,0C0H JNZ KEY_3 KEY_3: MOV AL,0FEH MOV DX,0602H OUT DX,AL MOV DX,0604H IN AL,DX TEST AL,80H。 CALL KEY3 JMP STTKKEY_CLR: TEST AL,40H JNZ KEY_6 CALL KEYCLR JMP STTKKEY_6: MOV AL,0FDH MOV DX,0602H OUT DX,AL MOV DX,0604H IN AL,DX TEST AL,80H J