P
t-
c
1.
GENERAL DESCRIPTION
,
L.
,
MELSEC-A
1(5)
and
(6)
are the additional functions when compared with the AJ71C24=S6]
(5)
Mode switching function when the AJ71C2448 operates
The AJ71 C24-S8's RS-232C/RS-422 interface can be switched between
the following modes after a start-up:
N+pratocol
mode
.
. Bidirectional
mode
(6)
Transmission control function using DCl/DC3 and DC2/DC4
Data communications between the AJ71 C24 and an external device can
be controlled by using the DCl/DC3 and DC2/DC4 codes.
DCl/DC3 send control, DCl/DC3 receive control: Enables or disables
data send and receive.
DC2/DC4 send control, DC2/DC4 receive control: Controls the valid
range of sendheceive data.
tf
any exirting program are ured
with
the AJ71C24-S8, reo Appendix 1.2.3
for
interchan-
geability between the AJ71
C24-S8
and the following devicer.
0
AJ71 C24 computer link modules
0
AJ71
C2CS3
computer link modules
0
AJ71 C24-S6 computer link moduler
L
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P
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t'
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1-3
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