微型計算機(jī)控制技術(shù)課程設(shè)計---步進(jìn)電機(jī)角度控制-文庫吧
2024-12-28 04:52 本頁面
【正文】 JMP STTK KEY_B:TEST AL,040H 。檢測 PC6口 JNZ KEY_111 CALL KEYB KEY_111:JMP STTK 。..................數(shù)字 XIANSHI............ KEYA: CMP BH,00H JZ KEYA_1 KEYA_1: CALL LP1 MOV AL,0EEH MOV [SI],AL MOV AL,0AH MOV [DI],AL CALL DISP RET KEYF: CMP BH,00H JZ KEYE_1 KEYF_1:CALL LP1 MOV AL,8EH MOV [SI],AL MOV AL,0FH MOV [DI],AL CALL DISP RET KEY0:CMP BH,00H JZ KEY1_1 KEY0_1:CALL LP1 MOV AL,0FCH MOV [SI],AL MOV AL,00H MOV [DI],AL CALL DISP RET KEY2:CMP BH,00H JZ KEYF_1 KEY2_1:CALL LP1 MOV AL,0DH MOV [SI],AL MOV AL,02H MOV [DI],AL CALL DISP RET KEY6:CMP BH,00H JZ KEY7_1 KEY6_1:CALL LP1 MOV AL,0BEH MOV [SI],AL MOV AL,06H MOV [DI],AL CALL DISP RET KEY7:CMP BH,00H JZ KEYA_1 KEY7_1:CALL LP1 MOV AL,0E0H MOV [SI],AL MOV AL,07H MOV [DI],AL CALL DISP RET 5 KEY3:CMP BH,00H JZ KEY8_1 KEY3_1:CALL LP1 MOV AL,0F2H MOV [SI],AL MOV AL,03H MOV [DI],AL CALL DISP RET KEYB:CMP BH,00H JZ KEYB_1 KEYB_1:CALL LP1 MOV AL,3EH MOV [SI],AL MOV AL,0BH MOV [DI],AL CALL DISP RET LP1: MOV SI,OFFSET VAR1 PUSH AX MOV AL,[SI+2] MOV [SI+3],AL MOV AL,[SI+1] MOV [SI+2],AL MOV AL,[SI] MOV [SI+1],AL POP AX MOV [SI],AL RET 。..................顯示 ........... DISP:PUSH DX PUSH CX MOV SI,OFFSET VAR1 MOV DX,0604H MOV AL,11111110B OUT DX,AL MOV DX,0602H MOV AL,[SI+3] OUT DX,AL DEC SI CALL TIME MOV DX,0604H MOV AL,11111101B OUT DX,AL MOV DX,0602H MOV AL,[SI+3] OUT DX,AL DEC SI CALL TIME MOV DX,0604H MOV AL,11111011B OUT DX,AL MOV DX,0602H MOV AL,[SI+3] OUT DX,AL DEC SI CALL TIME MOV DX,0604H MOV AL,11110111B OUT DX,AL MOV DX,0602H MOV AL,[SI+3] OUT DX,AL DEC SI CALL TIME POP AX POP DX RET 。.......................延時 ................................ TIME: PUSH AX PUSH CX MOV CX,0006H TIME1: MOV AX,0100H TIME2: DEC AX JNZ TIME2 LOOP TIME1 POP CX POP AX 6 RET
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鄂ICP備17016276號-1