計(jì)算機(jī)控制課程設(shè)計(jì)--步進(jìn)電機(jī)角度控制-文庫吧
2024-12-29 18:04 本頁面
【正文】 NZ KEY_START CALL KEY6 JMP STTKKEY_START: TEST AL,40H JNZ KEY_SET CALL KEYSTART JMP STTKKEY_SET: MOV AL,0FBH MOV DX,0602H OUT DX,AL MOV DX,0604H IN AL,DX TEST AL,80H JNZ KEY_7 CALL KEYSET JMP STTKKEY_7: TEST AL,40H JNZ KEY_0 CALL KEY7 JMP STTKKEY_0: MOV AL,0F7HMOV DX,0602H OUT DX,AL MOV DX,0604H IN AL,DX TEST AL,80H JNZ KEY_2 CALL KEY0 JMP STTKKEY_2: TEST AL,40H JNZ KEY_NO CALL KEY2KEY_NO: JMP STTKKEY0: LEA SI,SIGN MOV BL,[SI] CMP BL,01H JNE KEY0_1 CALL LP1 MOV AL,00H MOV [SI+3],AL CALL DISPKEY0_1: RETKEY2: LEA SI,SIGN MOV BL,[SI] CMP BL,01H JNE KEY2_1 CALL LP1 MOV AL,02H MOV [SI+3],AL CALL DISPKEY2_1: RET KEY3: LEA SI,SIGN MOV BL,[SI] CMP BL,01H JNE KEY3_1 CALL LP1 MOV AL,03H MOV [SI+3],AL CALL DISPKEY3_1: RETKEY6: LEA SI,SIGN MOV BL,[SI] CMP BL,01H JNE KEY6_1 CALL LP1 MOV AL,06H MOV [SI+3],AL CALL DISPKEY6_1: RETKEY7: LEA SI,SIGN MOV BL,[SI] CMP BL,01H JNE KEY7_1 CALL LP1 MOV AL,07H MOV [SI+3],AL CALL DISPKEY7_1: RETKEYSET:LEA SI,SIGN MOV BL,01H MOV [SI],BL RETKEYSTART: LEA SI,SIGN MOV BL,[SI] CM
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