L
p
L-
P
L
c
-.
*-
c
L.
L-
C
L-
7.
INITIAL
SETTING
OF TRANSMISSION CONTROL DATA
TO
BUFFER MEMORY
..
i
MELSEC-A
7.6.2
Mode
.wttchlng
derlgnrtlon
The following shows how to designate mode switching and gives an example
of a sequence program.
This section explains how to specify the designated mode switching area
(address
11
9H).
The following flowchart shows how to switch the mode.
ing derignation area:
010[ ]H
Check the AJ71C24 READY signal (Xn7).
T
Check the AJ71C24 ready signal.
I
I
whentheinibj.pattofofm0domod.h
~hasimenk.n~.
Read tho value in the mode switching
designation area.
1
NO
(01
H)
r
Write the
set
value
of
the switched mode to
the special-applications area
of
the AJ71C24
buffer.
Read the value in the mode switching
designation area.
When
neceawy.
,
I
from 02H to OOH.
I
Change the higher bytes
of
the read value
Write the higher bytes, after changed to
OOH,
WhOn~,allCOfWGtd~~
infomod
that
mode
switching
k
been
completed.
7-
18
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