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Notation
Definitions
HP 16!528/1653B
Programming Reference
The following conventions are used in this manual when describing
Angular brackets enclose words or characters that are used
to symbolize a program code parameter or a bus command.
"is defined as." For example, A :: = B indicates that A
can be replaced
"or": indicates a choice of one element from a list. For
example, A 1 B indicates A or B, but not both.
. . .
An ellipsis (trailing dots) is used to indicate that the
preceding element may be repeated one or more times.
Square brackets indicate that the enclosed items are optional.
When several items are enclosed by
by 1 s, one, and only one of these elements must be selected.
Three Xs after an ENTER or OUTPUT statement
represent the device address required by your controller.
In addition, the following definition is used:
:: = Linefeed (ASCII decimal 10).
Programming and Documentation Conventions
B in any statement containing A .
by
braces
and separated
4-3
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