设X、Y、Z均为双精度数,他们分别存放在地址为X,X+2;Y,Y+2;Z,Z+2的...答:MOV AX, X MOV DX, X+2 ADD AX, Y ADC DX, Y+2 ADD AX, 24 ADC DX, 0 SUB AX, Z SBB DX, Z+2 MOV W, AX MOV W+2, DX
写一个微机系统原理的汇编程序 要求在屏幕上输出A到Z,,谢谢各位大虾...答:data segment data1 db 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'data ends code segment assume cs:code,ds:data start: mov ax,data1 mov dx,ax mov bx,offset data1 mov cx,25 next: mov al,[bx]mov dl,al mov ah,2 inc bx dec cx loop next mov ah,4ch int 21h code ends end start 参考...