【正文】 難，導致部分代碼 不能正確寫出：二，對實驗箱了解不充分，設計起來對具體端口不理解。============================= AA1: MP AL,2 JNZ AA2 MOV SI,OFFSET DISBUF MOV AL,00 MOV [SI],AL INC SI MOV [SI],AL ADD SI,2 MOV [SI],AL INC SI MOV [SI],AL CALL DISP JMP CHK 。============================= CCC: CMP AL,3AH JE CC0 JMP DDD CC0: MOV AL,STAT CMP AL,1 JNZ CCC1 MOV AL,HOUR SUB AL,1 DAS MOV AL,HOUR SUB AL,1 DAS MOV HOUR,AL CALL FULLSH1 CALL DISP JMP CCC CCC1: MOV AL,STAT CMP AL,2 JNZ CCC3 MOV AL,MINUTE SUB AL,1 DAS MOV MINUTE,AL CALL FULLFEN CALL DISP JMP CCC CCC3: MOV AL,STAT CMP AL,3 JZ CCC4 JMP DDD 數學與計算機學院 接口設計報告書 GRADE： 第 頁 共 頁 24 CCC4: MOV AL,SECOND SUB AL,1 DAS MOV SECOND,AL CALL FULLMIAO CALL DISP JMP CCC DDD: MOV STAT,0 MOV AL,0FFH MOV DX,C82591 OUT DX,AL CALL FULLSFM CALL DISP JMP CHK INT0: PUSH AX PUSH BX PUSH DI PUSH SI MOV AL,SECOND ADD AL,1 DAA MOV SECOND,AL CMP AL,60H JNZ FANHUI MOV SECOND,0 MOV AL,MINUTE ADD AL,1 DAA MOV MINUTE,AL CMP AL,60H JNZ FANHUI MOV MINUTE,0 MOV AL,HOUR ADD AL,1 DAA MOV HOUR,AL CMP AL,24H JNZ FANHUI MOV HOUR,0 CALL FULLSFM CALL DISP 數學與計算機學院 接口設計報告書 GRADE： 第 頁 共 頁 25 POP SI POP DI POP BX POP AX IRET FULL SFM PROC NEAR LEA DI,DISBUF LEA BX,LED LEA SI,SECOND MOV CX,3 AA4: MOV AL,[SI] AND AL,0FH XLAT MOV [DI],AL INC DI MOV AL,[SI] PUSH CX MOV CL,4 SHR AL,CL AND AL,0FH XLAT MOV [DI],AL INC DI POP CX INC SI LOOP AA4 RET FULL SFM ENDP FULL SHI PROC NEAR LEA SI,DISBUF MOV AL,0 MOV CX,4 CCC0: MOV [SI],AL INC SI LOOP CCC0 LEA BX,LED MOV AL,HOUR AND AL,0FH XLAT MOV [SI],AL 數學與計算機學院 接口設計報告書 GRADE： 第 頁 共 頁 26 XLAT MOV [SI],AL MOV AL,HOUR MOV CL,4 SHR AL,CL AND AL,0FH XLAT INC SI MOV [SI],AL RET FULL SHI ENDP FULL FEN PROC NEAR LEA SI,DISBUF MOV AL,0 MOV [SI],AL INC SI MOV [SI],AL INC SI LEA BX,LED MOV AL,MINUTE AND AL,0FH XLAT MOV [SI],AL MOV AL,MINUTE MOV CL,4