D301271 1013 - FGEN - multi protocol
10-13
Programming with CODESYS
10.3.7 Programming (example program)
The programming is done under PLC-PRG in the project tree. This example is programmed in
Structured Text (ST) as defined under Creating a new project (page 10-5).
Small example program
1 The counter counts
2 Counter-reset via setting the variable "xReset" (BOOL) to "1".
"xReset" has been defined in the global variables (see also page page 10-14)
Note
The status of process values is only shown in the process image if a program refers to them or
if the function "Always update variables" in the "MobusTCPSlave I/O Mapping" (see Reading
out the process data, page 10-25) is enabled.
Figure 10-12:
Example
program
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