Omron CS1W-CRM21 - Page 183

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Sending Explicit Messages Section 6-4
SEND EXPLICIT
MESSAGE:
28 02
SEND EXPLICIT MESSAGE sends a CompoNet explicit message to the
specified class, and receives a response.
Command Format
Response Format • Normal Response to Explicit Message
• Error Response to Explicit Message
• Explicit Message Transmission Send Failure or Timeout
Parameter Details Destination Node Address (Command)
This parameter specifies the node address of destination Slave Unit for an
explicit message.
“xx” represents the node address of a Slave Unit in hex.
Service Code (Command, Response)
For a command, this parameter specifies the service code defined by the
CompoNet Network.
Refer to the Service Code List below.
In a normal response, the service code specified in the command is re-
turned with the upper bit turned ON. In an error response, 0094 hex is re-
turn to indicate an error.
Service Code List
28 02
Command code
Class ID Instance ID Service Data
Destination
node address
Service Code
532 bytes max.
28 02
Command
code
Number of
bytes received
Service Data
Destination (remote node)
node address
Service Code
532 bytes max.
00 00
End code
28 02
Command
code
Number of
bytes received
Error Code
Destination (remote node)
node address
Service code (Always 0094 hex.)
00 00
End Code
00 94
28 02
Command
code
End Code
Word Input or
Mixed Slave
Unit
Word Output
Slave Unit
Mixed Word
Slave Unit
Bit Input or
Mixed Slave
Unit
Bit Output
Slave Unit
Mixed Bit
Slave Unit
Repeater Unit
10xx hex 20xx hex 30xx hex 40xx hex 50xx hex 60xx hex 70xx 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