Xilinx UG133 manual Online Document, Conventions Meaning or Use Example

Conventions

R

Convention	Meaning or Use	Example
	Variables in a syntax
	statement for which you must	ngdbuild design_name
	supply values
		See the Development System
Italic font	References to other manuals	Reference Guide for more
		information.
		If a wire is drawn so that it
	Emphasis in text	overlaps the pin of a symbol,
		the two nets are not connected.
	An optional entry or
Square brackets [ ]	parameter. However, in bus	ngdbuild [option_name]
	specifications, such as	design_name
	bus[7:0], they are required.
Braces { }	A list of items from which you	lowpwr ={onoff}
	must choose one or more
Vertical bar	Separates items in a list of	lowpwr ={onoff}
	choices
Vertical ellipsis		IOB #1: Name = QOUT’
	Repetitive material that has	IOB #2: Name = CLKIN’
.
		.
.	been omitted
		.
.
		.
Horizontal ellipsis . . .	Repetitive material that has	allow block block_name
	been omitted	loc1 loc2 ... locn;

Online Document

The following navigation conventions are used in this document:

Convention	Meaning or Use	Example
	Cross-reference link to a	See the section “Additional
		Resources” for details.
Blue text	location in the current
		Refer to “Title Formats” in
	document
		Chapter 1 for details.
Red text	Cross-reference link to a	See Figure 2-5in the Virtex-II
	location in another document	Handbook.
Blue, underlined text	Hyperlink to a website (URL)	Go to http://www.xilinx.com
		for the latest speed files.

MicroBlaze Microcontroller Ref Des User Guide www.xilinx.com 3

UG133 January 7, 2005