JE LIE2 RET MOV AL, OAH KEY4: MOV AL, 4 RET RET LIE2 CMP HANG. 00010000B KEY5: MOV AL, 5 JE NEXT RET MOV AL, OAH KEY6: MOV AL, 6 RET RET NEXT: MOV AL, OFFH KEY7: MOV AL, 7 RET RET LIEO: CMP HANG. 10000000B GETINPUT ENDP JE KEY CMP HANG. 01000000B CHANGE PROC NEAR JE KEY9 PUSHAX MOV AL, OAH PUSH SI RET MOV SIOFFSET BUFFER KEY8: MOV AL, 8 MOV AH,SI+1I RET MOV ISIL,AH KEY9: MOV AL. 9 MOV AH, [SI+2 RET MOV ISI+I,AH LIEl: CMP HANG. 10000000B MOV AH,[SI+3 JE KEYO MOV[SI+2,AH CMP HANG. 01000000B MOV AH,SI+4 JE KEYI MOV ISI+3L,AH CMP HANG. 00100000B MOⅤAH[SI+S JE KEY2 MOV [SI+4],AH CMP HANG O00 10000B MOV [SI+SL,AL JE KEY3 POP SI CMP HANG. 00001000B POP AX JE KEY4 RET CMP HANG. O0000100B CHANGE ENDP JE KEY5 CMP HANG. 00000010B JE KEY6 DISPLAY PROC NEAR CMP HANG. 00000001B PUSHAX JE KEY7 PUSH BX MOV AL, OAH PUSH CX PUSH DX KEYO: MOV AL O PUSH SI RET MOV BX OFFSET TABLE KEYI: MOV AL. MOV SIOFFSET BUFFER RET MOV CL. KEY2: MOV AL. 2 XUNHUAN: RET MOⅤAL[SI KEY3: MOV AL, 3 XLAT3 JE LIE2 MOV AL,0AH RET LIE2:CMP HANG,00010000B JE NEXT MOV AL,0AH RET NEXT:MOV AL,0FFH RET LIE0:CMP HANG,10000000B JE KEY8 CMP HANG,01000000B JE KEY9 MOV AL,0AH RET KEY8:MOV AL,8 RET KEY9:MOV AL,9 RET LIE1:CMP HANG,10000000B JE KEY0 CMP HANG,01000000B JE KEY1 CMP HANG,00100000B JE KEY2 CMP HANG,00010000B JE KEY3 CMP HANG,00001000B JE KEY4 CMP HANG,00000100B JE KEY5 CMP HANG,00000010B JE KEY6 CMP HANG,00000001B JE KEY7 MOV AL,0AH RET KEY0:MOV AL,0 RET KEY1:MOV AL,1 RET KEY2:MOV AL,2 RET KEY3:MOV AL,3 RET KEY4:MOV AL,4 RET KEY5:MOV AL,5 RET KEY6:MOV AL,6 RET KEY7:MOV AL,7 RET GETINPUT ENDP CHANGE PROC NEAR PUSH AX PUSH SI MOV SI,OFFSET BUFFER MOV AH,[SI+1] MOV [SI],AH MOV AH,[SI+2] MOV [SI+1],AH MOV AH,[SI+3] MOV [SI+2],AH MOV AH,[SI+4] MOV [SI+3],AH MOV AH,[SI+5] MOV [SI+4],AH MOV [SI+5],AL POP SI POP AX RET CHANGE ENDP ;************************************ *************** DISPLAY PROC NEAR PUSH AX PUSH BX PUSH CX PUSH DX PUSH SI MOV BX,OFFSET TABLE MOV SI,OFFSET BUFFER MOV CL,1 XUNHUAN: MOV AL,[SI] XLAT