说明：  华为FPGA设计流程说明 由于目前所用到的FPGA器件以Altera的为主，所以下面的例子也以Altera为例，工具组合为 modelsim + LeonardoSpectrum/FPGACompilerII + Quartus，但原则和方法对于其他厂家和工具也是基本适用的。
(Huawei FPGA design flow as a result of the current devices used to Altera' s FPGA-based, so the following examples to Altera for example, tools for modelsim+ LeonardoSpectrum/FPGACompilerII+ Quartus, but the principles and methods and tools for other manufacturers is also basic application.)