
42 ADAM-4579 User’s Manual
4.1 Network Architecture
The ADAM-4579 provides four types of network architecture. You can
use the ADAM-4579 with any operation system. If you want to
develop application programs to access the ADAM-4579, the follow-
ing illustrates several example codes for your reference. The four
network types are: polling, event-handling, peer-to-peer, controlling.
4.2 Polling Network Architecture
If you want to use host PC to poll the serial devices which connect to
ADAM-4579 via Ethernet, you can use polling network architecture.
Figure 4-1 Network architecture- Polling
ADAM
Et he r ne t
RS-232/4 22/485
+Vs GNDPort 2 Port 1
A D A M - 4 5 7 9
A D A M - 5 0 0 0
A D A M - 4 0 0 0
R S- 2 3 2
R S - 4 8 5
In t e r ne t
B a r code
Reader
PC
Data or Command
Komentarze do niniejszej Instrukcji