DDS电源设计，使用时须将SIN_ROM.VHD中的LPM_FILE修改为个人MIF文件的路径，本套程序中包含多个MIF文件，注意选用合适的文件。-DDS power supply design, use of LPM_FILE SIN_ROM.VHD shall modify the path for personal MIF file, this set of procedures in multiple MIF files, pay attention to choose the appr