moore状态机程序

一共有四个状况，空闲 idle 等待 ready 信号准备好后进入判决状态 decision 否则继续等待 ready信号；判决状态 decision 中将 oe、we 信号置低，同时根据read_write 判定下一个状态是读状态 read 还是写状态 write；如果 read_write 为‘1’读状态 read，否则写状态write；读状态将oe 置高，we 置低；写状态将 oe 置低，we 置高。-moore state machine processes a total of four conditions, idle idle wait for ready signal ready to enter the state decision or sentence to wait for ready signal　ruling the state decision will oe, we set the signal low, but also with read_write to determine the next state is read- read, or write state write　if read_write as ' 1 ' read-read, or write state write　read status will oe set high, we set low　write status will oe set low, we set high.