
Chapter 4 Network Architecture and Example Code 55
4.1.2 Event-handling Network Architecture
If an event occurs from serial devices connected to the ADAM-4577,
the host PC can get the data via the Ethernet. You can use an event-
handling network architecture.
Figure 4-4 Network architecture-Event handling
ADAM
Ethernet
RS-232/422/485
+Vs GNDPort2 Port1
ADAM-4577
ADAM-5000
ADAM-4000
RS-485
RS-485
Internet
PLC
PC
Event
Data or Command
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