Omron CRT1 - 10-2009, Operation Manual

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592
CompoNet Explicit Messages
Appendix A
• When a CompoNet Explicit Message Transmission Failure or Timeout Occurs (FINS Communications
Error)
Description of Parameters
Destination Node Address (Command)
Specifies the Slave Unit destination node address for the explicit message.
The Slave Unit's node address (hex) is entered in xx.
Service Code (Command, Response)
In a command this parameter specifies the service code defined by the CompoNet Network. For details, refer
to the following table. In a normal response, a value is returned with the leftmost bit turned ON for the service
code specified by the command. In an error response, 0094 hex is returned to indicate an error.
Service Codes
Class ID (Response)
Specifies the class ID for the explicit message.
Instance ID (Command)
Specifies the instance ID for the explicit message.
Service Data (Command, Response)
In a command, the data defined for the service code is specified for this parameter. In a response, the recep-
tion data defined for the service code is returned.
Number of Bytes Received (Response)
The number of bytes received in the data from the destination node address onwards is returned.
Destination Node Address (Response)
The node address of the remote Slave Unit (the source of the response) is returned.
Error Code (Response)
The error code defined by the CompoNet Network is returned. For details, refer to the list of error codes in the
following table.
List of Error Codes
28 02 00 00 00 94
Service Code
Error code
(always 0094 hex)
Command
code
End code
Number
of bytes
received
Destination node address
28 02
Command
code
End code
Word, input or mixed Word, output Bits, input or mixed Bits, output Repeater
10xx hex 20xx hex 30xx hex 50xx hex 70 xx hex
Service Read Write Reset Save
Command 0E hex 10 hex 05 hex 16 hex
Normal response 8E hex 90 hex 85 hex 96 hex
Response code Error name Cause
08FF Service not supported The Service code is incorrect.
09FF Invalid attribute value The specified Attribute value is not supported.
The data written was outside valid range.