Drive plc developer studio – Lenze DDS v2.3 User Manual

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Drive PLC Developer Studio

Resources

8-39

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DDS EN 2.3

Target Platform

On this index card, only the Output field is active.

The Output field is used to configure the files to be created with the DDS.

Note!

The file types *.HEX, *.LST, *.MAP may only be activated after request by the Lenze support.

They are exclusively used for diagnostic purposes.

If the HEX control box is activated, a *.HEX file will be created containing the HEX dump.

If the LST control box is activated, a LIST file will be created containing the disassembled program.

This file can also be created including addresses, LST with Addresses.

If the MAP control box is activated, a *.MAP file will be created containing the memory allocation.

Data consistency errors

Some variable types cannot be read or written with a single processor access in a multi-tasking
environment. Processing requires several accesses.

If a variable is simultaneously accessed by several tasks data inconsistency may occur.
The following data types are concerned:

DWORD, DINT, UDINT, REAL, TIME

BOOL, if the BOOL variable has an absolute address.

(bMyBool AT % MX0.0: BOOL;)

Note!

If the Data consistency for multi-tasking checkbox is activated low-priority tasks can no longer be
interrupted by high-priority tasks during read and write access. Read/write access of the
low-priority task will be completed.

Data consistency must be ensured in the following cases:

Bit access in the form of byMyByte.1:=TRUE

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