以Lattice 器伴为例,描述如何在Verilog中指定管脚属饪功能(OE,RESET,IO CELL寄存器,双向IO,Latch IO,管脚Pin number, synthesis属性,输出电气规格...),状态机的使用,及其它Verilog进阶功能-With Lattice devices for example, it describes how to specify the pin function in Verilog (OE, RESET, IO CELL register, b