Instruction Manual

Appendix C: Ladder Diagram Block Reference Pointe Controller User Guide
414
Configuration Reference
The parameters of this block are described in the following table:
Param Name Config Var Type Description
EN Enable no - The state of the rung (off/on)
received from the left.
ENO Enable
Out
no - The state of the rung (off/on)
passed to the right.
IN Input
String
req String
Literal
The input string. Literals must be
enclosed in single quotes (‘ ’).
POS Position req unsigned*
Numeric
The starting position of the sub-
string to be extracted. The first
character corresponds to a Position
of 1.
LEN Length req unsigned*
Numeric
The length (i.e., the number of
characters) of the sub-string to be
extracted.
OUT Output
String
req String The result of extracting the sub-
string. The output is always NULL-
terminated.
* Any unsigned (UB, UW, UD) Input, Output, or Memory tag. For more information, see “Defining
Input, Output, Memory tags” on page 114.
NOTE: If the configured length of the string variable assigned to OUT is smaller
than the result of the function, then the result is truncated to fit. No overflow
error is generated.
C.7.6 Concatenate strings (CAT)
When used in a Ladder Diagram, the CAT block concatenates two strings (variable
or literal) and send the resulting string to an output.
Select the tool (from the String Blocks toolbar) and click on a ladder rung to
insert the following block:
Once the block is inserted, you can double-click on it to configure it.