Specifications

Basic Concepts for Programming an S7-200 CPU
4-26
S7-200 Programmable Controller System Manual
C79000-G7076-C233-01
Changing the Operating Mode with STEP 7-Micro/WIN 32
As shown in Figure 4-13, you can use STEP 7-Micro/WIN 32 to change the
operating mode of the CPU. To enable the software to change the operating mode,
you must set the mode switch on the CPU to either TERM or RUN.
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STOP mode
RUN mode
Figure 4-13 Using STEP 7-Micro/WIN 32 to Change the Operating Mode of the CPU
Changing the Operating Mode from the Program
You can insert the STOP instruction in your program to change the CPU to STOP
mode. This allows you to halt the execution of your program based on the program
logic. For more information about the STOP instruction, see Chapter 9 for
SIMATIC instructions and Chapter 10 for IEC 1131-3 instructions.