微機接口課程設(shè)計-本地步進電機綜合控制-其他專業(yè)(編輯修改稿)
2025-02-24 11:30 本頁面
【文章內(nèi)容簡介】 3A8H OUT DX,AL 。設(shè)置中斷向量 MOV AX,0 MOV ES,AX MOV BX,70H*4 MOV AX,OFFSET RUN MOV ES:[BX],AX MOV AX,SEG RUN MOV ES:[BX+2],AX MOV STOPN,1 AG1: LEA BX,SEVENCOD CALL INPUT CMP AL,00H JZ ST1 CMP AL,01H JZ ZZ CMP AL,02H JZ FZ JMP AG1 。開始停止鍵 ST1: NEG STOPN CMP STOPN,1。判斷是否需要啟動設(shè)備 JNZ BQIDONG JMP S1 BQIDONG:MOV DX,200H MOV AL,92H OUT DX,AL CLI JMP AG1 。設(shè)置默認值 100 S1: MOV DX,200H MOV AL,0FFH OUT DX,AL MOV AL,1 MOV BAIWEI,AL XLAT MOV DX,204H OUT DX,AL 9 MOV AL,0 MOV SHIWEI,AL XLAT MOV DX,201H OUT DX,AL MOV AL,0 MOV GEWEI,AL XLAT MOV DX,205H OUT DX,AL MOV FLAG,0 JMP EXIT 。正轉(zhuǎn) ZZ: MOV DX,200H MOV AL,0FFH OUT DX,AL A1: CALL INPUT CMP AL,03H JB A1 SUB AL,3 MOV BAIWEI,AL XLAT MOV DX,204H OUT DX,AL CALL INPUT SUB AL,3 MOV SHIWEI,AL XLAT MOV DX,201H OUT DX,AL CALL INPUT SUB AL,3 MOV GEWEI,AL XLAT MOV DX,205H OUT DX,AL MOV FLAG,0。設(shè)置正反轉(zhuǎn)標志位 10 MOV STOPN,1 JMP EXIT 。反轉(zhuǎn) FZ: MOV DX,200H。反轉(zhuǎn) MOV AL,0BFH OUT DX,AL A2: CALL INPUT CMP AL,03H JB A2 SUB AL,3 MOV BAIWEI,AL XLAT MOV DX,204H OUT DX,AL SUB AL,3 MOV SHIWEI,AL XLAT MOV DX,201H OUT DX,AL CALL INPUT SUB AL,3
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