问题描述:
问题解答:
楼主这问题放错地方了吧?应是一道编程题嘛。用汇编编写程序如下:START: MOV DPTR,#TABLE MOV A,XXH ;把X从XXH单元搬到A MOVC A,@A+DPTR MOV XXH,A ;把X^2从A搬到XXH单元TABLE: DB 0,1,4,9,16,25,36,49,64,81