Ethernet 5.2
Communications 5-151
N7:240-255 Same as above but for axis 7
Event Step Table Registers:
These registers can be read or written. When using the Allen-Bradley addressing scheme with
these registers, you must keep in mind that the Event Step Table is split over eight register files
(this is done because the SLC 5/05 only supports 256 words per file). Use the following table to
determine the register file for a given event step:
(n)
File (f)
Note: On Allen-Bradley PLCs, reads and writes that extend beyond the end of an RMC register
file will continue into the next file or files. This is particularly useful on the ControlLogix, which
allows reading large amounts of data with a single MSG block. For example, by reading 2048
integers starting at N9:0 in the RMC, the entire Event Step table can be read into the
ControlLogix.
The register map for addressing the fields in the event step table is as follows:
Bradley
and SoftPLC
Register Description
Step 0 Command/Commanded Axes
Step 0 Link Type/Link Next
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