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2. SYSTEM CONFIGURATIONS
MELSEC-A
(2) The following tables list the functions available when an external device
is linked with the
PC CPU
modules to make a
1
: n configuration.
(a) The interface used to set dedicated protocols
1
to
4:
1) Functions available when using an external device
I
Readlwrite
I
Available Functions
Device memory
1
~~~t
I
Monitor
Readlwrite
Extension file
register
Monitor
Buffer memory
AJ71C24 of the
Readlwrite
self
N o t e
Interfaces f o r Dedicated
Protocol
Special func-
tion module's
Readlwrite
buffer memory
RS-422
lncluding exten-
sion devices
RS-232C
Sequence1
microcomputer
Readlwrite
program
Comment
Readlwrite
Including exten-
sion comments
PC CPU
Parameter
Remote
RUNISTOP
I
0
I
O
1
I R e a d I w r i t e
I
o
I
o
I
PC CPU type
read
I
-
Global
Input signal
(X)
ONlOFF
Self-loopback
test
Transmission
of received data
0
0
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