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Sequence program
The sequence program for initial processing and
communication line opening processing are required.
(1) Programming condition
This program performs the initial processing of the
Ethernet module and the opening processing of
connection No. 1 when the stopping PLC CPU starts
running.
(a) I/O signal of Ethernet module
For A Ethernet Interface Module User's Manual
(b) Device used by user
Device
M102
COM.ERR turned off command
D100
IP address of Ethernet module
D110
Application setting
D111
Port No. of Ethernet module
D112 to D113
IP address of GOT
D114
Port No. of GOT
D200
Initial fault code
8 - 46
8. ETHERNET CONNECTION
8.4 PLC Side Setting
Application
(c) Buffer memory settings used in the present
example
Buffer memory
address
Dec (Hex)
0 to 1 (0 to 1
)
IP address of Ethernet module
H
16 (10
)
Application setting
H
24 (18
)
Port No. of Ethernet module
H
25 to 26
IP address of GOT
(19 to 1A
)
H
27 (1B
)
Port No. of GOT
H
80 (50
)
Initial fault code
H
*1
The details of the application setting are shown below.
Settings 1), 2) and 3) can be changed by the user.
4), 5) and 6) are fixed.
b15
b14
b13
b12
b11
b10
b9
b8
0
0
0
0
0
0
0
5)
6)
1) Fixed buffer application
0: For sending; no exchange
1: For receiving
2) Existence check
0: No
1: Yes
3) Pairing open
0: No
1: Yes
4) Communication format (Set to "1" (UDP/IP).)
0: TCP/IP
1: UDP/IP
5) Fixed buffer exchange (Set to "0" (With procedure).)
0: With procedure
1: Without procedure
6) Open method (Set to "00" (Active, UDP/IP).
00: Active, UDP/IP
10: Unpassive
11: Fullpassive
Item
Set value
C0A80013
(192.168.0.19)
*1
100
H
5001
FFFFFFFF
FFFF
(fixed)
H
―
b7
b6
b5
b4
b3
b2
b1
1
0
0
0
0
0
0
0
4)
3)
2)
H
H
b0
0
1)
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