fpga中经常用到ram和rom，更多人只会拿着乱用，不懂其真正原理，本文档详细说明了，fpga中rom和ram的时序和怎么使用！-fpga ram and is often used rom, holds more people will mess with, do not understand its true principles, this document details, fpga in the rom and ram timing and how to use!

FPGA硬件中控制RAM存储，使用256x16的RAM-FPGA hardware to control the RAM memory, 256x16 of RAM