wr_ext.vhd

8251的完整的功能的实现,可以进行编译,综合.

-- Altera Microperipheral Reference Design Version 0802
--**********************************************************************************************
--
--					System:	A8251
--				Component:	read/write extendeder
--
--					  File:	Wr_Ext.vhd

--				 Function:	Extends the assertion of the write signal until recognized
--								by the synchronizers.
--******************************************************************************************
--Copyright