通过一个主时钟信号完成异步FIFO读写时钟信号的产生。编译通过实现功能。-Through a master clock signal the completion of asynchronous FIFO read and write clock signal generation. Compiler through the implementation function.

一个深度为32，字长为8_bit FIFO（先进先出）寄存器，有寄存器空、寄存器满和寄存器溢出信号。-A depth of 32, word length for 8_bit FIFO (FIFO) register, a register space, register and register full signal overflow.

vhdl语言，交通控制信号，指示车灯的变化情况，仿真顺利通过可以使用-vhdl language, traffic control signal, indicative of changes in the lights, the simulation can be used successfully passed