MVI69-PDPMV1
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CompactLogix or MicroLogix Platform
Mailbox Messaging
PROFIBUS DPV1 Master
User Manual
ProSoft Technology, Inc.
Page 85 of 225
July 8, 2011
4.4
Special Function Mailbox Messaging Commands
The MVI69-PDPMV1 module supports some extended PROFIBUS functions,
using a mailbox data exchange mechanism implemented in the module.
The MVI69-PDPMV1 module supports the following special functions through
this mailbox messaging scheme:
Initiated from Processor
Message Description
Set Operation Mode
Controls the operating state of the PROFIBUS Master
Set Slave Mode
Sends special control command to one or several slaves
(Sync/Freeze)
Get Slave Diag
Gets diagnostic information from a slave
Get Slave Config
Gets slave configuration
Set Slave Address
Sets node address of a slave (if supported by the slave)
Get Live List
Gets information from all nodes on the network
Start Slave
Starts slaves dynamically
Stop Slave
Stops slaves dynamically
Class 1 MSAC1 Read
DPV1 acyclic read
Class 1 MSAC1 Write
DPV1 acyclic write
Class 2 MSAC2 Connection Initiate
Establishes a DPV1 Class 2 connection to a slave
Class 2 MSAC2 Connection Abort
Terminates a DPV1 Class 2 connection to a slave
Class 2 MSAC2 Read
Issues a Class 2 acyclic read request to a slave, once a
connection has been established
Class 2 MSAC2 Write
Issues a Class 2 acyclic write request to a slave, once a
connection has been established
