用vhdl语言实现arm内核，压缩包中有19个代码共同组成这个arm内核，程序比较大，应用时要注意那个代码是顶层实体。用quartus2软件即可打开仿真。-Vhdl language used arm core, compressed package code of 19 common core component of this arm, procedures, and application code should be noted that top-level entity. Used t