黑金FPGA开发板（学生）测试程序 VHDL语言 包括led 按键 串口 lcd的检测-Black Gold FPGA development board (student) test procedures VHDL language, including the detection of serial lcd led key

按键检测VHDL程序，主要实现对开发板按键的检测以及一些时间延迟的信息。程序较全，可以按照不同的开发板设置相应的引脚进行操作。-Key detection VHDL program, the main achievement of some time delay detection and information on the development board keys. Than the whole program, you can set the corresponding pin to