Allen-Bradley MicroLogix 1400 Instruction Manual page 405

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Message File Sub-Element 17 - Status Bits
Bit Address
15
14 MG11:0.0/ST Start:
13 MG11:0.0/
DN
12 MG11:0.0/ER Error
11
10 MG11:0.0/
EW
1...
9
0 MG11:0.0/R
Description
Reserved
1 = MSG transmitted and
acknowledged by target device
0 = MSG has not been received by
target
Done
1 = MSG completed successfully
0 = MSG not complete
1 = error detected
0 = no error detected
Reserved
Enabled and Waiting:
1=MSG Enabled and Waiting
0=MSG not Enabled and Waiting
Reserved
For PCCC Messaging:
Range (1 = Local, 0 = Remote)
For Modbus Messaging:
Range (1 = Local)
Publication 1766-RM001A-EN-P - October 2008
Communications Instructions 403
Paramete Size User
r Program
Access
N bit read only
N bit read only
N bit read only
N bit read only
N bit read only
N bit read only
N bit read only
Y bit read only