
ILX69-PBM ♦ CompactLogix or MicroLogix Platform Contents
PROFIBUS Master Communication Module User Manual
ProSoft Technology, Inc. Page 77 of 124
February 4, 2015
6.2.3 Output Array
Device Command Registers
Bytes 0 to 3 contain the Device Command Registers. They are transferred from the
controller to the module via the output region.
Device Command Registers
Module Command Bits, see table below
Module Command Bits
NRDY – Not Ready
Using this bit, the user program can start or stop the PROFIBUS network communications.
When communications stop, all slaves go to fail safe mode and the master goes to Stop
mode.
RST – Reset
Using this bit, the user program can reset (Cold boot) the ILX69-PBM.
Important: Using the Reset command will cause an interruption in bus
communication. All connected slaves will go to fail safe mode.
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