堆栈段定义格式 STACK SEGMENT STACK STA DB 50 DUP(? TOP EQU LENGTH STA STACK ENDS CODE SEGMENT ASSUME CS: CODE DS: DATA. SS: STACK START: MOV AX. DATA MOV DS.AX MOV AXSTACK MOV SS, AX MOV SP TOP CODE ENDS END START堆栈段定义格式 STACK SEGMENT STACK STA DB 50 DUP (?) TOP EQU LENGTH STA STACK ENDS CODE SEGMENT ASSUME CS:CODE,DS:DATA,SS:STACK START:MOV AX,DATA MOV DS,AX MOV AX,STACK MOV SS, AX MOV SP,TOP : CODE ENDS END START