uart16550　ＩＰ核 ＨＤＬ源代码，对设计自己uart的人员和学习串口通讯有一定的参考价值！其中，附有详细的所明文档！-uart16550 IP HDL source code, uart to design their own study of serial communication and has some reference value. Which, with detailed documentation as prescribed!

一个简单的ＳＰＩ　ＩＰ核，SPI Core Specifications　可以从说明文档中找到！ The simple Serial Peripheral Interface core is an enhanced version of the Serial Peripheral Interface found on Motorola s M68HC11 family of CPUs. The Serial Peripheral Interface is a serial, synchron

GTP IP核，高速通信必须学习的部分。(GTP IP kernel, part of high-speed communication that must be learned.)