这是VHDL编写的UART源码，测试成功，欢饮下载-It is written in UART VHDL source code, the test is successful, Huanyin download

RS232 Communication function in VHDL for Spartan 3E

基于SPARTAN-3E的与计算机的异步串行通信，可根据需要更改波特率等等。-SPARTAN-3E based on the asynchronous serial communication with the computer, according to the need to change the baud rate and so on.