Checking Internal Address Allocations For Variables - Omron CX-PROGRAMMER 5.0-FUNCTION BLOCK OPERATION Operation Manual

Procedures
3-2-7

Checking Internal Address Allocations for Variables

1,2,3...
If addresses are duplicated and an error occurs, either change the function
block instance areas or the addresses used in the user program.
The following procedure can be used to check the I/O memory addresses
internally allocated to variables.
1. Select View - Symbols - Global.
2. Select the instance in the global symbol table, right-click, and select Func-
tion Block Memory Address from the popup menu. (Alternately, select
Function Block Memory - Function Block Memory Address from the
PLC Menu.)
Example: Instance name displayed in global variable table (automatically registered)
Right-click on the instance name and select Function Block Instance Address.
3. The FB Interface Memory Dialog Box will be displayed. Check the I/O
memory addresses internally allocated to variables here.
Example: Addresses used internally
for the input variables.
Work Area Addresses
used in the user
program overlap with
the instance areas.
Section 3-2
129