Gefen EXT-UHDV-KA-LANS-RX, Руководство пользователя, Страница: 50 / 188

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B
asic Oper
ation
Using RS-232
RS-232 under Unicast Mode
In unicast mode , a Sender unit will be able to communicate with only one Receiver unit
at a time.
Figure 2.7 - In unicast mode, the host can talk to only one RS-232 device at a time.
RS-232 under Multicast Mode
In multicast mode, a Sender unit can communicate with multiple Receiver units
simultaneously.
Figure 2.8 - In multicast mode, the host can talk to multiple RS-232 devices.
LAN
Receiver unit
Receiver unit
Out
Out
Sender unit
Sender unit
Sender unit
In
In
In
Automation
Control Device
RS-232 device
RS-232 device
12
12
02
05
09
R
1
S
1
S
2
S
3
R
2
LAN
Receiver unit
Receiver unit
Out
Out
Sender unit
Sender unit
Sender unit
In
In
In
Automation
Control Device
RS-232 device
RS-232 device
12
12
12
05
09
R
1
S
1
S
2
S
3
R
2
B
asic Oper
ation