Direct Transmit Of An 29-Bit Id Can Message (2908) - Omron CJ1W-CORT21 Operation Manual

Cj-series. user defined can unit nj-series cpu unit
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End Code (hex)
110C
2201
220F
Note 1 On response code 0000, the unit sends a message with an extended identifier length with the
provided identifier, data length and data depending on the provided endian flag.
Additional Information
• On all response codes different from 0000, the unit will not transmit the user defined CAN
message.
• All of the 8 data bytes are always part of the command message. The actual data length of the
CAN message (data length in bytes) can be less than 08. The length of the command must
always equal 8 words.
4-2-7

Direct Transmit of an 29-bit ID CAN Message (2908)

The instruction is used to transmit a user defined CAN message. The User Defined CAN Unit will not
check the validity of the CAN message.
Command Block
29
08
Command
Code
The following table defines the minimum and maximum values for each item in the command block with
setting details.
Setting
Identifier 29-bit
Data Length in Bytes
Data
Big or Little Endian
CJ-series User Defined CAN Unit Operation Manual for NJ-series CPU Unit (W517)
Description
Parameter error
Not executable in current
mode
The specified service is
being executed
Identifier
Data
29-bit
Length
in Bytes
Minimum Value (Hex)
00000000
0000
00
0000
4 Message Communications
Condition
Unit state = ST5 and one or
more parameters are not in
range
Unit state = ST3 or ST4
Unit state = ST5 and send
mode "changed" and the mes-
sage is being sent
Data, 8 Bytes
Maximum Value (Hex)
1FFF FFFF
0008
FF
0001
Correction
Correct the parameters,
Nothing configured. Perform
message command 2902
before executing this com-
mand and enable communi-
cations by setting
*_EnblCANComm ON (con-
firmed with *_EnblComm ON).
Sent the message less fre-
quently.
Big or
Little
Endian
Setting Details
Identifier value
Data Length
Data
• 0000: Big Endian
• 0001: Little Endian
4-19
4

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