说明：  新手入门FPGA资料，了解FPGA的开发全过程，对开发的流程有清晰的认识。介绍modelsim 的使用，让你熟练使用modelsim加速设计。
(Getting Started FPGA to better understand the whole process of the development of FPGA on the development of a clear understanding of the process. Introduced the use modelsim, so you skillfully use modelsim to accelerate the design.)