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9.2
CPU 41x-2 PCI: Technical Specifications
9.2.1
Overview of Parameters for the CPU 41x-2 PCI
Introduction
The properties and behavior of the CPU can be assigned. System data blocks
contain parameter blocks that define the behavior of the operating system and
CPU-internal initial settings.
Default Values
All parameters are set to default values when the product is shipped. These default
values are suitable for a wide range of standard applications and enable the
CPU 41x-2 PCI to be used directly without additional settings.
Assignable System Characteristics
The following list presents an overview of the assignable system characteristics
that are available in the CPU 41x-2 PCI.
•
General properties
•
Startup
•
Cycle/clock memory
•
Retentivity
•
Local data
•
Interrupts (process interrupts, time-delay interrupts, asynchronous error
interrupts)
•
Time-of-day interrupts
•
Cyclic interrupts
•
Synchronous cycle interrupts
•
Diagnostics/clock
Parameter Assignment Tool
The individual CPU parameters can be set in the STEP 7 Hardware Configuration
application.
Windows Automation Center, WinAC Slot Version 4.0
Hardware Installation and Operating Manual, Edition 02/2006, A5E00273194-02
Reference Information
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