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 | Application |
M102 | COM.ERR turned off command |
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D100 | IP address of Ethernet module |
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D110 | Application setting |
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D111 | Port No. of Ethernet module |
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D112 to D113 | IP address of GOT |
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D114 | Port No. of GOT |
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D200 | Initial fault code |
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(c)Buffer memory settings used in the present example
| Buffer memory |
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| Set value |
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| Dec (Hex) |
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| 0 to 1 (0 to 1H) | IP address of Ethernet module |
| C0A80013H |
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| (192.168.0.19) | |||||||||||||||||
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| 16 (10H) |
| Application setting*1 |
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| 100H |
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| 24 (18H) |
| Port No. of Ethernet module |
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| 5001 |
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| 25 to 26 |
| IP address of GOT |
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| FFFFFFFFH | |||||||||
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| 27 (1BH) |
| Port No. of GOT |
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| FFFFH (fixed) | |||||||||
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| 80 (50H) |
| Initial fault code |
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| ― |
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| *1 The details of the application setting are shown below. |
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| Settings 1), 2) and 3) can be changed by the user. |
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| 4), 5) and 6) are fixed. |
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b15b14b13b12b11b10 b9 | b8 | b7 | b6 | b5 | b4 | b3 | b2 | b1 | b0 | ||||||||||
0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | ||||
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| 5) | 4) | 3) |
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| 2) | 1) |
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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
1
PREPARATORYFORPROCEDURESMONITORING 2
RANGESETBE
DEVICE CANTHAT 3
RANGEACCESS MONITORINGFOR 4
MONITORTOREDUNTANTSYSTEM HOW 5
CONNECTIONBUS 6
DIRECTTOCONNECTIONCPU 7
LINKCOMPUTER CONNECTION 8
ETHERNETCONNECTION
8. ETHERNET CONNECTION | 8 - 35 |
8.4 PLC Side Setting |
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