ILX69-PBM ♦ CompactLogix™ or MicroLogix™ Platform
Communication
PROFIBUS Master Communication Module
User Manual
ProSoft Technology, Inc.
Page 63 of 113
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
