微型計(jì)算機(jī)控制技術(shù)課程設(shè)計(jì)---步進(jìn)電機(jī)角度控制(文件)
【正文】 ...... KEYSTART: CMP COUNT,00H JZ STA1 MOV AL,COUNT CBW PUSH AX MOV SI,OFFSET VAR4 MOV DI,OFFSET TABLE MOV DL,00H STA4: MOV BX,[SI] MOV AX,[SI+2] MOV DH,0FH DIV DH MOV DH,04H MUL DH INC SI INC SI INC SI INC SI PUSH AX STA5: POP AX MOV CX,AX PUSH AX STA2: PUSH DX MOV AL,[DI] MOV DX,0600H OUT DX,AL POP DX INC DI INC DL CALL DISP1 CALL DALLY1 CMP DL,08H JNZ STA3 MOV DL,00H MOV DI,OFFSET TABLE STA3: LOOP STA2 CALL DISP1 DEC BX JNZ STA5 INC D_COUNT MOV AL,COUNT POP AX CALL DISP1 DEC COUNT JNZ STA4 POP AX CALL DISP1 DEC COUNT JNZ STA4 POP AX MOV COUNT,AL MOV D_COUNT,00H MOV TAB_C,DI MOV CL,DL STA1: RET 。……………………………………… LP1: MOV CX,0003H LEA SI,VAR2 LEA DI,VAR5 LP2: MOV AL,[SI+1] MOV [SI],AL MOV AL,[DI+1] MOV [DI],AL INC DI INC SI LOOP LP2 RET 。..............放鍵測(cè)試 ............. STTK: CALL DISP MOV AL,00H MOV DX,0604H OUT DX,AL MOV DX,0604H IN AL,DX AND AL,60H CMP AL,60H JNZ STTK JMP STT CODE ENDS END START ?！?. CLRR: MOV CX,0004H LEA SI,VAR2 LEA DI,VAR5 CLR8:MOV [SI],0FCH INC SI LOOP CLR8 RET 。…………………… ………………. KEYCLR: CMP COUNT,00H JZ CLR1 MOV DI,TAB_C MOV SI,OFFSET VAR4 MOV DL,CL TEST DL,DL JNZ CLR6 MOV DL,08H MOV DI,OFFSET TABLE MOV AL,07H CBW ADD DI,AX CLR6: DEC DI DEC DL CLR4: MOV BX,[SI] MOV AX,[SI+2] MOV DH,0FH DIV DH MOV DH,04H MUL DH INC SI INC SI INC SI INC SI PUSH AX CLR5: POP AX MOV CX,AX PUSH AX CLR2: PUSH DX MOV AL,[DI] MOV DX,0600H OUT DX,AL POP DX DEC DI DEC DL CALL DALLY TEST DL,DL JNZ CLR3 MOV DL,08H MOV DI,OFFSET TABLE MOV AL,07H CBW 10 ADD DI,AX CLR3: LOOP CLR2 DEC BX JNZ CLR5 MOV AL,COUNT POP AX DEC COUNT JNZ CLR4 MOV COUNT,00H CLR1: MOV CX,0004H LEA SI,VAR3 LEA DI,VAR4 CLR7: MOV [SI],0FCH MOV [DI],00H INC SI INC DI LOOP CLR7 CALL CLRR CALL DISP RET 。檢測(cè) PC6口 JNZ KEY_111 CALL KEYSET KEY_111:JMP STTK 。檢測(cè) PC6口 JNZ KEY_3 CA
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鄂ICP備17016276號(hào)-1