ProSoft Technology ILX69-PBM User Manual page 63

ILX69-PBM ♦ CompactLogix™ or MicroLogix™ Platform
PROFIBUS Master Communication Module
Generally, the module firmware is capable of transferring data blocks in a non-
sequenced manner. Additionally, a single block transfer is possible.
This is an example for 4 blocks:
Transition Description
Partial block transfer for block 4
0 => 4 Hold an input copy for block transfer and transfer block 4
4 => 0 Release input copy and update inputs
Partial block transfer for block 2
0 => 2 Hold an input copy for block transfer and transfer block 2
2 => 0 Release input copy and update inputs
Partial block transfer for block 4 and 2
0 => 4 Hold an input copy for block transfer and transfer block 4
4 => 2 Transfer block 2
2 => 0 Release input copy and update inputs
Full block transfer
0 => 1 Hold an input copy for block transfer and transfer block 1
1 => 2 Transfer block 2
2 => 3 Transfer block 3
3 => 4 Transfer block 4
4 => 0 Release input copy and update inputs
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Communication
User Manual
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