Glossary Of Terms - Omron CX-SUPERVISOR - SCRIPT REFERENCE REV2.0 Reference Manual

GLOSSARY OF TERMS – Script Language

GLOSSARY OF TERMS

ADO
AND
Application
Arguments
ASCII
Bitmap
Boolean type
COM
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ADO stands for Active Data Objects and is data access technology which
uses OLE-DB to access data sources in a uniform way e.g. MS-Access
databases, MS-Excel spreadsheets and Comma Separated Variable files.
A logic operator used to interrogate Boolean type points. AND returns
'TRUE' if all arguments are 'TRUE'. An example of AND is that if a is a
statement and b is a statement, AND returns 'TRUE' if both a and b are
'TRUE'. If one or both statements return 'FALSE' then AND returns
'FALSE'.
A software program that accomplishes a specific task.
applications are CX-Supervisor, SYSMAC-CDM, Microsoft Word for
Windows and Microsoft Excel.
environment allows the creation and testing of new applications through a
Graphical User Interface (GUI).
Words, phrases, or numbers that can be entered on the same line as a
command or statement to expand or modify the command or statement
within the CX-Supervisor script language. The command acts on the
argument. In essence the command is a verb, and the argument is the
object of the verb. An example of an argument in CX-Supervisor is
"Message("Text")" where Message is a command within the script
language, and "Text" is the argument upon which the command will
act.
An old standard, defining a set of characters. Officially using only 7 bits
allows definitions for only 127 characters, and does not include any
accented characters.
The representation of an image stored in a computer's memory. Each
picture element (pixel) is represented by bits stored in the memory. In CX-
Supervisor a bitmap image can be installed as a single object.
A type of point where the value of the point can be one of two states.
Essentially the two states are '0' and '1', but these states can be assigned a
meaningful designation. Examples are:
State Example
0 'OFF'
1 'ON'
See also: AND, NOT and OR.
COM is a Microsoft technology that allows components used to interact.
CX-Supervisor and its development
Example Example Example
'FALSE' 'OUT' 'CLOSED'
'TRUE' 'IN'
OMRON
Examples of
'OPEN'
Revision 2.0