Installation Instructions User guide

ControlLogix DeviceNet Scanner Module 39
Publication
1756-IN566D-EN-P - June 2008
Module Command Register Bit Definitions
The bits of the Module Command Register are defined as follows.
Bit Name Description
0 Run 1 = run mode
0 = idle mode
1 Fault 1 = fault network
2 DisableNetwork 1 = disable network
3 HaltScanner 1 = halt module
(the 1756-DNB scanner module ceases all
operation.)
4 Reset 1 = reset module
(put back to 0 to resume operation.)
5...31 Reserved Unused
IMPORTANT
If the module is halted because the HaltScanner bit is set, power must be
physically recycled to restart the module.