Publication 1404-UM001D-EN-E - October 2004
G-14 Powermonitor 3000 ControlNet Device Profile
Class Specific Services
Update Service
The Update service is sent by a remote application to signal the
beginning of an update session. The service accepts the following
request parameters:
The DC will respond to the Update service with the following
response parameters:
Transfer Service Parameters
The Transfer service is sent repeatedly by a remote application to
transfer the actual update data to the DC a chunk at a time. The
service accepts the following parameters:
Table G.23 NNVS Ojbect Class Specific Services
Service
Code
Class/Instance
Usage
Service Name
0x4B Instance Update
0x4D Instance Transfer
Table G.24 Request Parameters
Parameter Data Type Description
Size UDINT Number of bytes in this update
Base Address UDINT Starting address for the storage of this update
Table G.25 Response Parameters
Parameter Data Type Description
Boot Update
Flag
UINT Indicates if the Boot Code is to be updated.
Incremental
Burn
UINT Number of chunks transferred prior to being programmed.
Transfer Size UINT Chunk size for the transfers. (128 bytes)
Instance
Revision
UINT Major and minor revision of the firmware or data
represented by this instance
Upload Size UDINT Size of the upload in bytes.
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