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Allen-Bradley micrologix 1500
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Publication 1762-RM001C-EN-P
21-6 Communications Instructions
The Status Bits, Sub-Element 17, of the MSG File Element are defined
below.
Message File Sub-Element 17 - Status bits
Bit Address Description Parameter Size User
Program
Access
15 Reserved N bit read only
14 MG11:0.0/ST Start:
1 = MSG transmitted and
acknowledged by target device
0 = MSG has not been received by
target
N bit read only
13 MG11:0.0/DN Done
1 = MSG completed successfully
0 = MSG not complete
N bit read only
12 MG11:0.0/ER Error
1 = error detected
0 = no error detected
N bit read only
11 Reserved N bit read only
10 MG11:0.0/EW Enabled and Waiting:
1=MSG Enabled and Waiting
0=MSG not Enabled and Waiting
N bit read only
1 to
9
Reserved N bit read only
0 MG11:0.0/R Range 1=Local, 0=Remote Y bit read only

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