CJ1W-EIP21 Omron, CJ1W-EIP21 Datasheet - Page 272
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CJ1W-EIP21
Manufacturer Part Number
CJ1W-EIP21
Description
Ethernet I/P Module
Manufacturer
Omron
Datasheet
1.CJ1W-EIP21.pdf
(469 pages)
Specifications of CJ1W-EIP21
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
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Setting the Command Data for CMND(490)
244
Sending Explicit Messages
Bit
S+10
S+11
S+12
S+13
S+14
S+15
S+16
S+17
S+18
S+19
S+0
S+1
S+2
S+3
S+4
S+5
S+6
S+7
S+8
S+9
15
0A
28
00
05
52
20
24
06
01
20
24
08
12
31
32
31
38
32
30
32
08 07
DC
0C
0D
2E
2E
2E
10
00
02
06
01
00
02
01
01
00
39
36
35
00
00
FINS command code
Transport
Message monitoring time
Service code = 52 hex, Request path size = 02 hex
8-bit class ID = 20 hex, Class ID = 06 hex (Connection Manager)
8-bit instance ID = 24 hex (request path), Instance ID = 01 hex
Priority/Time Tick = 0A hex, Time Out Ticks = 0C hex
Message request size
Service code = 01 hex (Get_Attribute_All service), Request path size = 02 hex
Route path size = 8 words
Ethernet port = 12 hex (Extended Link Address Size = 1 hex, Ethernet port number = 2 hex), Route path size = 13 bytes
1 9
2 .
1 6
8 .
2 5
0 .
2
Link
path
Route path
Note Request path data or request data that is in word (2-byte) or double-word (4-
ID
8-bit class ID = 20 hex, Class ID = 01 hex (Identity Object)
8-bit instance ID = 24 hex, Instance ID = 01 hex
The response data is set in the same way, starting from the word specified for
CMND(490) operand D (first response word) and continuing with words with
higher addresses in I/O memory in the response block format.
byte) units, such as word data and ERROR CLEAR codes, is specified from
low to high (U) bytes in command block format. For example, to specify word
data 1234 hex, specify 34 hex and then 12 hex. To specify the double word
data 12345678 hex, specify 78 hex, 56 hex, 34 hex, and then 12 hex. The
command blocks are shown in the following diagram.
Similarly, when the additional status data and service response data in the
response block is in word (2-byte) or double-word (4-byte) units, such as word
The format from CMND(490) operand S onwards will be set as follows:
Command Block
Example: 1234 hex
Example: 1234 hex
Bit
Bit
IP address
192.168.250.2
From higher byte
From lower byte
Service Data
Example: 12345678 hex
Example: 12345678 hex
Bit
Bit
From higher byte
From lower byte
Service Data
Section 9-1
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