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Symbolic name - a symbolic name. It can be simple (Test) or contain the address of a specific item of a one-dimensional array (Test [3]), multidimensional (Test [1] [2]), item of a structure (Test.MyItem1), or item of an array of structures (Test[2].MyItem1).Kotva symbolic_name symbolic_name
If the PCCC Max Data Length parameter is set to a non-zero value, the symbolic address of the I/O tag starts to be interpreted as an address in SLC-500 format - see Allen-Bradley CSP/PCCC protocol (e.g. N:3 or $T4:0/ACC). Other settings (Item count, Fragmented read) are unused. Reading fields into a structure and writing values are not supported either Item count setting and reading items into the structure are supported (except for Input and Output file types). Writing values is not supported.
Item count - number of elements in the case of an array of values.This number may be less than or equal to the actual size of the array in the device.If it is not specified, one element is read.Kotva item_count item_count
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- Ver. 1.0 - November 28, 2018 - Creating of the document.
- Ver. 1.1 - January 2, 2019 - Improved browsing, testing with 1769 CompactLogix 5370 Controller
- Ver. 1.2 - September 6, 2021 - Support for encapsulated PCCC mode (read-only)
- Ver. 1.3 - December 21, 2021 - Support for reading items into the structure for PCCC mode
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