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1
Introduction to Programming
16
The characters between angled brackets (
that you should send, or that you get in a response. You do not type the
angled brackets in the actual message.
Descriptions of these items follow the syntax description. The following
types of data are most commonly used:
string
is ascii data. A string is contained between double quotes ("...") or single quotes ('...').
value
is numeric data in integer (12), decimal (34.5) or exponential format (67.8E-9).
wsp
is a white space.
Other kinds of data are described as required.
The characters between square brackets ([...]) show optional information
that you can include with the message.
The bar (
|
) shows an either-or choice of data, for example, a|b means either
a or b, but not both simultaneously.
Extra spaces are ignored, so spaces can be inserted to improve readability.
Units
Where units are given with a command, usually only the base units are
specified. The full sets of units are given in the table below.
Table 2
Units and allowed Mnemonics
Unit
meters
decibel
second
decibel/1mW
Hertz
Watt
meters per second
Defaul t
Allowed Mnemonics
M
PM, NM, UM, MM, M
DB
MDB, DB
S
NS, US, MS, S
DBM
MDBM, DBM
HZ
HZ, KHZ, MHZ, GHZ, THZ
Watt
PW, NW, UW, MW, Watt
M/S
NM/S, UM/S, MM/S, M/S
8163A/B, 8164A/B & 8166A/B Mainframes Programming Guide
<
...
>
) indicate the kind of data
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