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MELSEC-F
6 FIXED BUFFER COMMUNICATION (WITH THE PROCEDURE EXIST
CONTROL METHOD)
6.2 Sending Control Method
This section explains the control method when data is sent from the Ethernet module
to an external device using the fixed buffer No. 1 and the area corresponding to
connection No. 1 as an example.
X002
M200
D101.2
D101.3
* <<Sending 32 words from D1000 to the external device>>
D1000
[BMOVP
K32
]
[MOVP
K32
]
[MOVP
H1
]
[MOV
D101
]
(M201
)
(M200
)
(M202
)
[END
91
129
]
M201
M202
Send
instruction
Transmission
normally
completed
Transmission
abnormally completed
Send instruction
(Self-holding)
Send
instruction
(Self-holding)
Number of
send words
in the fixed
buffer No.1
U1\
G1664
U1\
G1665
U1\
G1610
Value of
BFM#1610
Value of
BFM#1610
Head of
send data
Fixed
buffer No.1
U1\
G1610
Transmission
request/status
Value of
BFM#1610
Transmission
request/status
Transmission
normally
completed
Transmission
abnormally
completed
R
0002H
Initial processing normally
completed BFM#=0001H
Open completion signal
BFM#1602=0005H
Write the send data word
count and the send data in BFM
TO
Fixed buffer send instruction and
transmission completion BFM#1610
W
0001H
R
0002H/0003H
1)
2)
3)
4)
5)
7)
Initial
processing
Send data
writing
Open
processing
Response
receiving
6)
Data sending
Response
Data sending
ACK (TCP only)
ACK (TCP only)
Содержание FX3U-ENET
Страница 1: ...USER S MANUAL FX3U ENET ...
Страница 2: ......
Страница 159: ...8 6 8 6 MELSEC F 8 COMMUNICATION USING MC PROTOCOL MEMO ...
Страница 295: ...App 25 App 25 MELSEC F APPENDIX MEMO ...
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