protues 8086 8255 8253汇编仿真

stack segment stack'stack' stack ends code segment assume ss:stack,cs:code START:push ds sub ax, ax push ax MOV DX,3AH ;端口地址 ;都拉低 MOV AL,80H ;全设为输出 OUT DX,AL ;写入 MOV DX,22H ;A端口地址送DX MOV AL,00H OUT DX,AL MOV DX,2AH ;B端口地址送DX MOV AL,00H OUT DX,AL MOV DX,32H ;C端口地址送DX MOV AL,00H OUT DX,AL MOV DX,3AH ;端口地址 MOV AL,8BH ;方式选择字10001011 A0出 B0进 C0进 OUT DX,AL ;写入 ; MOV BX,2 ;按键输入 WHILE: MOV DX,2AH;开关读入 IN AL,DX ;开关读入 CMP AL,0FEH JZ START1 JMP WHILE ;手动干预模式 START2: MOV DX,38H ;1000HZ MOV AL,35H OUT DX,AL MOV DX,20H MOV AL,80H OUT DX,AL MOV AL,50H OUT DX,AL JMP1: MOV DX,3AH ;端口地址 MOV AL,8BH ;方式选择字10001011 A0出 B0进 C0进 MOV DX,32H;开关读入 IN AL,DX ;开关读入 CMP AL,0f7H OUT DX,AL ;写入 MOV DX,2AH;开关读入 IN AL,DX ;开关读入 CMP AL,0fdH JNZ JMP2 MOV AL,00H MOV DX,22H ;LED输出 OUT DX,AL MOV DX,38H ;1000HZ MOV AL,35H OUT DX,AL MOV DX,20H MOV AL,11H OUT DX,AL MOV AL,00H OUT DX,AL LOOP $ MOV DX,38H ;000HZ MOV AL,35H OUT DX,AL MOV DX,20H MOV AL,80H OUT DX,AL MOV AL,50H OUT DX,AL JMP JMP1 JMP2: MOV DX,2AH;开关读入 IN AL,DX ;开关读入 CMP AL,0fbH JNZ JMP3 MOV AL,01H MOV DX,22H ;LED输出 OUT DX,AL MOV DX,38H ;1500HZ MOV AL,35H OUT DX,AL MOV DX,20H MOV Al,10H OUT DX,AL MOV AL,00H OUT DX,AL LOOP $ MOV DX,38H ;000HZ MOV AL,35H OUT DX,AL MOV DX,20H MOV AL,80H OUT DX,AL MOV AL,50H OUT DX,AL JMP JMP2 JMP3: MOV DX,2AH;开关读入 IN AL,DX ;开关读入 CMP AL,0f7H JNZ JMP4 MOV AL,02H MOV DX,22H ;LED输出 OUT DX,AL MOV DX,38H ;2000HZ MOV AL,35H OUT DX,AL MOV DX,20H MOV AL,09H OUT DX,AL MOV AL,00H OUT DX,AL LOOP $ MOV DX,38H ;000HZ MOV AL,35H OUT DX,AL MOV DX,20H MOV AL,80H OUT DX,AL MOV AL,50H OUT DX,AL JMP JMP3 JMP4: MOV DX,2AH;开关读入 IN AL,DX ;开关读入 CMP AL,0efH JNZ JMP5 MOV AL,03H MOV DX,22H ;LED输出 OUT DX,AL MOV DX,38H ;2000HZ MOV AL,35H OUT DX,AL MOV DX,20H MOV AL,08H OUT DX,AL MOV AL,00H OUT DX,AL LOOP $ MOV DX,38H ;000HZ MOV AL,35H OUT DX,AL MOV DX,20H MOV AL,80H OUT DX,AL MOV AL,50H OUT DX,AL JMP JMP4 JMP5: MOV DX,2AH;开关读入 IN AL,DX ;开关读入 CMP AL,0dfH JNZ JMP6 MOV AL,04H MOV DX,22H ;LED输出 OUT DX,AL MOV DX,38H ;2000HZ MOV AL,35H OUT DX,AL MOV DX,20H MOV AL,07H OUT DX,AL MOV AL,00H OUT DX,AL LOOP $ MOV DX,38H ;000HZ MOV AL,35H OUT DX,AL MOV DX,20H MOV AL,80H OUT DX,AL MOV AL,50H OUT DX,AL JMP JMP5 JMP6: MOV DX,2AH;开关读入 IN AL,DX ;开关读入 CMP AL,0bfH JNZ JMP7 MOV AL,05H MOV DX,22H ;LED输出 OUT DX,AL MOV DX,38H ;2000HZ MOV AL,35H OUT DX,AL MOV DX,20H MOV AL,06H OUT DX,AL MOV AL,00H OUT DX,AL LOOP $ MOV DX,38H ;000HZ MOV AL,35H OUT DX,AL MOV DX,20H MOV AL,80H OUT DX,AL MOV AL,50H OUT DX,AL JMP JMP6 JMP7: MOV DX,2AH;开关读入 IN AL,DX ;开关读入 CMP AL,07fH JNZ JMP8 MOV AL,06H MOV DX,22H ;LED输出 OUT DX,AL MOV DX,38H ;2000HZ MOV AL,35H OUT DX,AL MOV DX,20H MOV AL,05H OUT DX,AL MOV AL,00H OUT DX,AL LOOP $ MOV DX,38H ;000HZ MOV AL,35H OUT DX,AL MOV DX,20H MOV AL,80H OUT DX,AL MOV AL,50H OUT DX,AL JMP JMP7 JMP8: MOV DX,32H;开关读入 IN AL,DX ;开关读入 CMP AL,0feH JNZ JMP9 MOV AL,07H MOV DX,22H ;LED输出 OUT DX,AL MOV DX,38H ;2000HZ MOV AL,35H OUT DX,AL MOV DX,20H MOV AL,04H OUT DX,AL MOV AL,00H OUT DX,AL LOOP $ MOV DX,38H ;000HZ MOV AL,35H OUT DX,AL MOV DX,20H MOV AL,80H OUT DX,AL MOV AL,50H OUT DX,AL JMP JMP8 JMP9: MOV DX,32H ;开关读入 IN AL,DX ;开关读入 CMP AL,0fdH JNZ JMP10 MOV AL,08H MOV DX,22H;LED输出 OUT DX,AL MOV DX,38H ;2000HZ MOV AL,35H OUT DX,AL MOV DX,20H MOV AL,03H OUT DX,AL MOV AL,00H OUT DX,AL LOOP $ MOV DX,38H ;000HZ MOV AL,35H OUT DX,AL MOV DX,20H MOV AL,80H OUT DX,AL MOV AL,50H OUT DX,AL JMP JMP9 JMP10: MOV DX,32H IN AL,DX CMP AL,0fbH JNZ JMP11 MOV AL,09H MOV DX,22H;LED输入 OUT DX,AL MOV DX,38H ;2000HZ MOV AL,35H OUT DX,AL MOV DX,20H MOV AL,02H OUT DX,AL MOV AL,00H OUT DX,AL LOOP $ MOV DX,38H ;000HZ MOV AL,35H OUT DX,AL MOV DX,20H MOV AL,80H OUT DX,AL MOV AL,50H OUT DX,AL JMP JMP10 JMP11: MOV DX,32H IN AL,DX CMP AL,0f7H JNZ JMP12 MOV DX,38H ;2000HZ MOV AL,35H OUT DX,AL MOV DX,20H MOV AL,12H OUT DX,AL MOV AL,00H OUT DX,AL LOOP $ MOV DX,38H ;000HZ MOV AL,35H OUT DX,AL MOV DX,20H MOV AL,80H OUT DX,AL MOV AL,50H OUT DX,AL JMP JMP11 JMP12: MOV DX,32H IN AL,DX CMP AL,0EFH JNZ JMP13 MOV DX,38H ;2000HZ MOV AL,35H OUT DX,AL MOV DX,20H MOV AL,13H OUT DX,AL MOV AL,00H OUT DX,AL LOOP $ MOV DX,38H ;000HZ MOV AL,35H OUT DX,AL MOV DX,20H MOV AL,80H OUT DX,AL MOV AL,50H OUT DX,AL JMP JMP12 JMP13: MOV DX,32H IN AL,DX CMP AL,0DFH JNZ JMP14 MOV DX,38H ;2000HZ MOV AL,35H OUT DX,AL MOV DX,20H MOV AL,14H OUT DX,AL