简单实用的四选一多路选择器，其中包括门级和数据流级程序代码，以及验证功能的激励程序代码。-Four simple and practical way to choose more than one election, which includes gate-level and code-level data stream, as well as the incentive to verify the functional code.

3-8译码器 4-2优先编码器 4选1多路选择器-3-8 4-2 priority encoder decoder 4-to-1 multiplexer

多种基本功能的Verilog代码实现，包括多路选择器，二进制到BCD码转换，二进制到格雷码转换，7段译码器，8位数据锁存器，移位寄存器等等多种功能。(Verilog code implementation of a variety of basic functions, including multiplexer, binary to BCD code conversion, binary to Gray code conversion, 7-segment decoder, 8-bit dat