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9. COMMUNICATIONS IN THE NO-PROTOCOL MODE
MELSEC-A
Send
command
X [
1
Send
completed
Xn0
(2)
Writing data to the send area (TO, TOP, DTO, DTOP)
Data written to the no-protocol send area (default: OH to 7FH)
Yjn+vO
(Send request)
XnO
(Send completed)
Send
request
Y
j " + l )
0
I
A:
- 1
W
r
k
Sets
send the
command
send data
signal
and IXIII
send is data
turned
length
ON. when the
(1)Writing data length sening
@)Writing send data
TOP
/
, , ,
1
nZ
I
I
n3
Writes the send data length and send data to the buffer
memory.
Turns
ON thesend request signal (Y(n+l)O) alter
the data is written.
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