RTK hardware configuration |
Manual -> straton Runtime (Soft PLC) -> straton Runtime with Real Time Kernel (RTK) -> straton RTK configuration -> RTK hardware configuration |
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A seperate reserved storage area is needed for the communictation with the I/O drivers (e.g. Profibus) which are executed in the kernel mode. straton RTK and the I/O driver system agree on an area on which both have read and write access.
The configuration offers three settings:
Options |
Effect |
---|---|
Generally prohibit access to the physical memory. |
Free access memory areas are a saftey risk with regards to malware. Thus access to the physical memory is prohibited in the shipping state. Basic setting. |
Generally allow access to the physical memory. |
Allows the communication to use the whole memory, straton RTK und Profibus set their communication areas randomly. Unsafe setting which is not recommended. |
Allow access to a defined physical memory area. |
. straton RTK and I/O driver have a strictley allocated memory area. Recommended setting |
Define memory area
In order to allocate a fixed memory area for
straton and I/O driver, click on Access to the physical memory
in the
left window and then on Allow access to
defined physical memory area in the right selection
window.
Property |
Information |
---|---|
Range |
The number is assigned by the configurator automatically. |
Basic address |
Start address for the free memory. It can
for example be determined with the help of the |
Length |
Length of the free area. |
|
Creates a new entry in the list. |
|
Deletes an existing entry from the list. |