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2.
SYSTEM CONFIGURATIONS
MELSEC-A
(2) The following tables list the functions available when the external
devices are linked with the PC CPU modules to make a 2 :
1
configura-
tion.
(a) The interface used t o set dedicated protocols 1 to 4:
1) Functions available when using external devices
Interfaces f o r Dedicated
Available Functions
Protocol
Device memory
Extension file
register
Buffer memory
AJ71C24 of the
self
Special
func-
tion module's
buffer memory
Sequence
microcomputer
program
Comment
Parameter
PC CPU
Global
Self-loopback
test
Readlwrite
Monitor
Readlwrite
I
Monitor
Readlwrite
Readlwrite
Readlwrite
I
Readlwrite
1
0
Remote
RUNISTOP
PC CPU type
read
Input signal
(X)
ONIOFF
I
O
Transmission
of received data
Note
Including exten
%ion devices
Including
exten-
sion comments
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