1.5.8.10 Loading the project to the CPU
Download the project to the CPU
Ä
as described in Chapter 1.5.6 , on page 35.
1.5.8.11 Test the program
Operate the switches and observe the visualization screen.
1.5.9 Reset the CPU
In some cases, it could be required to do a CPU reset, e.g., for resetting of counter values,
parameters etc.
Fig. 3: Reset commands in “Online” menu
Reset warm All variables are reset, except R% variables.
Reset cold Causes initialization of all variables, except PERSISTENT variables. By recom-
mended creation of remanent variables always with both properties: PERSISI-
TENT and RETAIN, this command resets all variables, except R% variables.
Reset origin All variables and the application project are reset.
Table 4: Behavior of variables of type VAR (local or global) and variables of type PERSISTENT
RETAIN
VAR VAR PERSISTENT RETAIN
After online command 'Online change' no change no change
After online command 'Download' initialization no change
After online command 'Reset warm' initialization no change
After online command 'Reset cold' initialization no change
After online command 'Reset origin' initialization initialization
After power supply off initialization no change
Reset values
and parameters
Getting started with example projects
Example project for central I/O expansion > Reset the CPU
2023/03/03 3ADR010649, 3, en_US 51
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