ProSoft Technology 5201-DFNT-104C - Manual (Page 52)

IEC-60870-5-104 Protocol Implementation 104C Version 3 ♦ ProLinx Gateway
Protocol Manual IEC 60870-5-104 Client (Firmware v3.xx)
Page 52 of 139 ProSoft Technology, Inc.
August 4, 2011
M_ST_NA
A Monitor Step Position information object occupies one byte and uses byte
addressing.
For example, if you configured the following information objects:
The following table describes how these information objects would be stored in
the gateway.
Inf. Object Address Module Database Address
300 Low byte of word 20 (Byte address 40)
301 Low byte of word 30 (Byte address 60)
302 High byte of word 40 (Byte address 81)