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5. LINKING TO AN ACPU AND AN AJ71 PT32-S3
MELSEC-A
Communications resDonse time
54
76
82
84
13:
A time-out error occurs in the
The FROM/TO instruction information
in the request-to-communicate
TO
YO00
communications
response
time.
- i H
1
registration area is cleared.
The request-to-communicate signal is
turned OFF.
area is set to clear.
1
SET
I
YO23
1
Received-data request-to-clear signal
(Y23) is set.
Received-data clear-completed
signal (Y23) is turned ON.
Write command (M2) is turned
ON.
- [
TOP
I
~ 0 0 0 0
I
~ 8 5 9
I
~1
I
~1
1
The
terminal
module
received-data
X023
X023
- i H t
'
RST
'
t -
t
{
PLS
I
M2
Received-data request-to-clear
1
signal is reset.
YO00
+I
watchdog time is set by the user.
Communications response
Initial setting
~
b M 2
X1
18
H
I
MOVP
I
K2
I
D l
Write
command
code
t
t
Head address for writing to the buffer
of an A63RD3C
Number of write data wards
CH1 and CH2 conversion-enabled
1
CH2 : Time averaging
CH1
: Count averaging
t
1
TOP
I
H O O O O
I
K1600
I
D l
I
K7
1
area of remote terminal module 1
Data is written to the send-data
in the buffer of the master module
SET
I
YO00
Request-to-send
signal
1
I
yooo
k
I
The request-to-send signal is reset
1
SET
1
M3
k
by a send-completed signal.
5 -
32
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