fifo.v verilog实现的先进先出存储器

verilog编写的异步fifo源代码，asyn_fifo.v为顶层，调用其他四个文件-asynchronous fifo prepared Verilog source code, asyn_fifo.v for top-level, call the other four documents

The SC16C752B is a dual Universal Asynchronous Receiver/Transmitter (UART) with 64-byte FIFOs, automatic hardware/software flow control, and data rates up to 5 Mbit/s (3.3 V and 5 V). The SC16C752B offers enhanced features. It has a Transmission