Product Description XI/ON - Eaton Automation

XI/ON: Gateways for Modbus TCP 6 Application example: Modbus TCP
6.3.2 Reading-out the reference module list
Figure 49:
Reading out the
reference module
list
Figure 50:
Reference module
list
A Ident no. of
module 0
The reference module list is stored in the register area 0×2800 to
0×2840. It can be read by using function code 03 "read multiple
registers":
Each module is clearly identified by a 4-byte ident-number. Bytes 3
to 1 define module type, Byte 0 is reserved for manufacturer specific
data.
M001973-01, 07/2007 125
A