作者:  来源:  发布日期:2007-9-7 9:37:49  点击次数:

       MOVBX,0700H                          
       MOVCX,0001H                          
       MOVDX,0080H                           
       INT13H              ;读MBR区到内存                                  
       MOVCX,0020H                           
       MOVDX, OFFSET D2                        
       MOVAH,3CH                           
       INT21H              ;建立文件A:\BOOT.DAT              
       MOVAL,01H                             
       MOVDX, OFFSET D2                           
       MOVAH,3DH                          
       INT21H              ;打开文件A:\BOOT.DAT(用于写)           
       MOVBX,AX                             
       MOVDX,0700H