2.
SYSTEM
CONFIGURATIONS
MELSEC-A
2)
Functions available when using a PC CPU
Intorfaw8
for
Dodicalod
Protocol
US422
RS-232C
Availablo Functions Not.
Data transmis-
devices
On-domand
-
0
0
rion to external
(b) Interfaces used to set the no-protocol mode
Functions available when using an external device and a
PC
CPU
1
,
1
Nolo
Available Functions
inlerfacer
for
No-protocol Mode
RS-422 RS-232C
PC CPU
to
external device
To
computers,
printers, and
1
I I
CRTs.
I
I
to PC CPU
Io
Io
Receive
,
External device
From computers
and keyboards
(c) Interfaces used to set the bidirectional mode
Functions available when using an external device and a PC CPU
Intntacos
for
Bidiroctional Modo
RS-422
US-232C
Availablo Funclions
Note
Send
PC CPU to
computer
Computer to
PC CPU
0
To
computer8
0
Receive
0
From computers
0
Y
,?
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i
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J
kJ
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2-6
a
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