ProSoft MVI56E-MCMR User Manual page 156

Reference
User Manual
Status Data will be returned to the processor by using a "Get Attribute Single"
service type MSG instruction. If you follow the provided sample ladder logic or
use the provided Add-On Instruction (AOI), the Get Event Command Status MSG
will be triggered at the same time as the Send Event Command message by the
same controller tag, MCMR.CONTROL.E
MCMR.CONTROL.E
message uses the following parameters in the MSG configuration:
A 5-word response will be passed back through the MSG instruction to the
controller tag array, MCMR.CONTROL.E
MCMR.CONTROL.E
Command was sent for Port 1 (9901) or Port 2 (9911). The following table lists
the 5-word response data received:
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Modbus Communication Module with Reduced Data Block
VENT
T P2 for Port 2. The Get Event Command Status
VENT RIGGER
VENT
C R P2, depending on whether the Event
VENT MD ESP
MVI56E-MCMR ♦ ControlLogix Platform
T P1 for Port 1 or
RIGGER
C R P1. or
MD ESP
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