ise 中文使用手册，详细介绍如何使用ise，附大量图片说明-ise Chinese user manual details how to use the ise, attached to a large number of captions

十位DA输出的DDS，用VHDL实现，环境：ISE 8.1，仿真软件：ModelSim_SE_6.1b-10 DA output of the DDS, with the VHDL implementation, environment: ISE 8.1, simulation software: ModelSim_SE_6.1b