Omron CX-PROGRAMMER V9 Operation Manual page 168

OMRON
By default, symbol names and I/O comments are created automatically according to the following rules.
Item
Symbol name
I/O comment
To change the automatic generation rule from the default, click the Advanced Button in the Address Incremental
Copy Dialog Box and change the setting as shown below.
Switching Input Modes
The following input modes are supported by CX-Programmer version 9.0 or higher. Programming is possible in
either mode.
♦ Classic Mode
The Classic Mode is the input mode that is used in previous versions of CX-Programmer.
♦ Smart Input Mode
The Smart Input Mode can be used to automatically display candidates for instructions and addresses.
When you start to type a mnemonic, all instruction mnemonics that start with the characters that have been
input will be displayed as candidates. Candidates will then be displayed for the operands. Refer to
Appendix C Smart Input Mode for the procedure to input instructions in Smart Input Mode.
Input Mode
The input mode can be switched from a tool bar or a menu.
♦ Selection from an Icon on a Tool Bar
♦ Selection from a Menu
Select either Smart Input Mode or Classic Mode under Change Input Mode on the Tools Menu.
Adding Comments to a Program
It is recommended that commenting be used as part of good programming practice. When Show
Program/Section Comments is selected on the Ladder Information tab of Options dialog, the comment of the
program and section will be shown at the top of the ladder diagram view. Double-click the comments to edit.
Rule for automatic
creation
Increment the numbers
found from tail.
Increment the numbers
found from tail.
Comments should be added to rungs as they are written, so that it is easier to understand their
functions when reviewing the program later. Select the Properties of the rung to apply a
comment to a ladder
(contact/coil/instruction) to set a text comment to the element of the Ladder program.
Contents
Symbol names are searched for numbers
from the end and the first number that is
found is incremented. If a number is not
found, a serial number is added following
an underscore character.
I/O comments are searched for numbers
from the end and the first number that is
found is incremented. If a number is not
found, a serial number is added following
an underscore character.
rung. Select the Properties
PART 1: CX-Programmer
CHAPTER 4 – Reference
Example
If Name1_1 is found, then
Name1_2 is automatically
created.
If Cmt1_1 is found, then
Cmt1_2 is automatically
created.
of a program element
CX-Programmer _Page 85