ProSoft Technology 5201-MNET-101S - Manual (Page 119)

IEC-101 Slave ♦ ProLinx Communication Gateway Reference
IEC 60870-5-101 v3 Slave (Firmware version 3.xx) Protocol Manual
ProSoft Technology, Inc. Page 119 of 159
August 6, 2010
Example 2 - Command Request with Response Only
For this example, the remote node is requesting the event buffer sizes from the
ProLinx gateway. This is an example of a request that requires a response back
from the gateway:
The following block can be used for the first request.
Command Request Block
Word Offset Database
Address
Value Description
0 3000 0 Block ID1 - Command Request Without Response
Move a value of 0 or any other value out of the 100
to 101 and 200 to 201 range, because no request
without response is performed
1 3001 202 Block ID2 - Command Request With Response.
2 to 98 3002 to 3098 Not Used Not Used
99 3099 0 Block ID1 - Command Request Without Response
Move a value of 0 or any other value out of the 100
to 101 and 200 to 201 range, because no request
without response is performed
Command Response Block
Word
Offset
Database
Address
Value Description
0 3100 202 Block ID2 - Command Request With Response.
1 3101 0 Block ID1 - Command Request Without Response
2 to 8 3102 to 3108 Event Buffers Event Buffers
99 3199 202 Block ID2 - Command Request With Response.
In order to send another command request to pass another event, use the
following format: