Motorola MVME162 manual Syntactic Variables, Italic strings

Using the 162Bug Debugger

The commands are shown using a modified Backus-Naur form syntax. The metasymbols used are:

boldface strings A boldface string is a literal such as a command or a

		program name, and is to be typed just as it appears.
	italic strings	An italic string is a "syntactic variable" and is to be
		replaced by one of a class of items it represents.
4
		A vertical bar separating two or more items indicates that
		a choice is to be made; only one of the items separated by
		this symbol should be selected.
	[ ]	Square brackets enclose an item that is optional. The item
		may appear zero or one time.
	{ }	Braces enclose an optional symbol that may occur zero or
		more times.
	Syntactic Variables
	The following syntactic variables are encountered in the command
	descriptions which follow. In addition, other syntactic variables may be used
	and are defined in the particular command description in which they occur.
	DEL	Delimiter; either a comma or a space.
	EXP	Expression (described in detail in a following section).
	ADDR	Address (described in detail in a following section).
	COUNT	Count; the syntax is the same as for EXP.
	RANGE	A range of memory addresses which may be specified either
		by ADDR DEL ADDR or by ADDR : COUNT.
	TEXT	An ASCII string of up to 255 characters, delimited at each end
		by the single quote mark (’).

4-2 MVME162 Embedded Controller Installation Guide