此模块是FPGA系统中的指示模块，可分别指示系统的正常工作，程序烧写，工作模式，等状态，控制5个LED的状态来达到指示系统工作的目的-This module is the instructions in the FPGA system module, can the normal work of the indicator system respectively, burn written procedures, work patterns, such as state, control the