Sending Control Method - Mitsubishi Electric FX3U-ENET User Manual

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.
• For FX
* <<Reading the status of Ethernet module>>
M8000
* <<Sending 32 words from D1000 to the external device>>
X002
Send
instruction
M200
Send instruction
(Self-holding)
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/FX Series PLCs
3U 3UC
Program example for the unit No. 0
U0\
M300 M307
[= G1602
Initial HUB OPEN
completed connection instruction/status
completed
Transmission
M201 M202
abnormally completed
H5 ]
Transmission
normally
completed
[BMOVP
D101.2
Value of
BFM#1610
D101.3
Value of
BFM#1610
MELSEC-F
U0\
[MOV G28 K4M300 ]
Initial
completed
(M200 )
Send
instruction
(Self-holding)
U0\
[MOVP K32 G1664 ]
Number of
send words
in the fixed
buffer No.1
U0\
D1000 G1665 K32 ]
Head of Fixed
send data buffer No.1
U0\
[MOVP H1 G1610 ]
Transmission
request/status
U0\
[MOV G1610 D101 ]
Transmission Value of
request/status BFM#1610
(M201 )
Transmission
normally
completed
(M202 )
Transmission
abnormally
completed
[END ]
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