6 - 15
MELSEC-F
FIXED BUFFER COMMUNICATION (WITH THE PROCEDURE EXIST
CONTROL METHOD)
6
6 - 15
(b) Receive program (FX
3U
-2nd station)
1) Connection No. 1 is used to process the fixed buffer receiving in the main
program.
2) The unit number specified at the sequence program and
FX Configurator-EN is 0.
3) Make Operational Settings in the following manner.
Communication data code
: Binary code (BFM#24 b1 : OFF)
Initial timing
: Always wait for OPEN (Communications
possible at STOP time) (BFM#24 b8 : ON)
IP address
: 10.97.85.223 (0A.61.55.DF
H
)
(BFM#106 to 107)
4) Adjust Open settings in the following manner.
Protocol
: TCP (BFM#32 b8 : OFF)
Open system
: Fullpassive (BFM#32 b15, b14 : 11
H
)
Fixed buffer
: Receive (BFM#32 b0 : ON)
Fixed buffer communication procedure
: Procedure exist (BFM#32 b9 : OFF)
Pairing open
: Disable (BFM#32 b7 : OFF)
Existence confirmation
: No confirm (BFM#32 b1 : OFF)
Connection No.1 Local station Port No.
: 8192 (BFM#40) (For use in main program)
5) Fixed buffer No. 1 receive data : Stored in D1000 to D1031
6) Fixed buffer No. 1 receive status : D100
[Operational settings]
[Open settings]
Setting name
Settings in FX Configurator-EN
Settings in the program
Communication data code setting
Binary code
BFM#24 b1:OFF
Initial timing
Always wait for OPEN
(Communications impossible at STOP time)
BFM#24 b8:ON
Local station IP address
10.97.85.223 (0A.61.55.DF
H
)
BFM#106 to 108
Send frame setting
Ethernet (V2.0)
BFM#24 b5:OFF
TCP Existence confirmation setting Use the Ping
BFM#24 b4:OFF
Setting name
Settings in FX Configurator-EN (No.2)
Settings in the program
protocol
TCP
BFM#32 b8:OFF
Open system
Fullpassive
BFM#32 b15,b14:11
Fixed buffer
Receive
BFM#32 b0:ON
Fixed buffer communication
Procedure exist
BFM#32 b9:OFF
Paring open
No pairs
BFM#32 b7:OFF
Existence confirmation
No confirm
BFM#32 b1:OFF
Local station Port No.[Decimal]
8192
BFM#40
Destination IP address
10.97.85.222 (0A.61.55.DE
H
)
BFM#41,42
Destination Port No.[Decimal]
4096
BFM#43
POINT
Make sure to have sufficient device memory according to the maximum data
length sent in order to prevent device areas used for other purposes from being
overwritten by the received data.