stddef.h

`ifndef __STDDEF_HEADER__
	`define __STDDEF_HEADER__
	
	`define HIGH 1'b1
	`define LOW 1'b0
	
/******* define POSITIVE Logic *******/
	`define DISABLE 1'b0
	`define ENABLE 1'b1
/******* define NEGATIVE Logic *******/
	`define DISABLE_ 1'b0
	`define ENABLE_ 1'b1
/******* define MEMORY read/write *******/
	`define READ 1'b1
	`define WRITE 1'b0
	
	`define LSB 0
/******* define BYTE *******/
	`define BYTE_DATA_W 8
	`define BYTE_MSB 7
	`define ByteDataBus 7:0
/******* define WORD DATA *******/
	`define WORD_DATA_W 32
	`define WORD_MSB 31
	`define WordDataBus 31:0
/******* define WORD ADDR *******/
	`define WORD_ADDR_W 30
	`define WORD_ADDR_MSB 29
	`define WordAddrBus 29:0
/******* define offset addr ******/
	`define BYTE_OFFSET_W 2
	`define ByteOffsetBus 1:0
	
	`define WordAddrLoc 31:2
	`define ByteOffsetLoc 1:0
	
	`define BYTE_OFFSET_WORD 2'b00
`endif