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7.1 MSTR Example: TCP/IP Node
This example shows a Modicon Modsoft screen for an MSTR function in a TCP/IP
node. It writes one register of data to a destination node on Modbus Plus.
H The MSTR Function Code specifies a Write operation.
H One register of data is to be transferred.
H The destination register is 40000 (addressed as register 1).
H The bridge’s IP address is 205.167.7.66.
H The destination index is 1. The bridge will forward the message to the
Modbus Plus node whose routing path is in this location in the bridge’s MB+
Mapping table.
Figure 32 MSTR in TCP/IP Node