说明：  复旦大学nios教材，一共有十章的内容，结合quartusii软件有详细的例子，图文并茂，可与周立功的sopc嵌入式系统基础教程配合学习nios
(Nios, Fudan University, teaching materials, a total of 10 chapters, combined with software quartusii detailed examples, illustrations may be weeks of sopc meritorious basis for embedded systems with the tutorial to learn nios)