Omron CQM1H-CLK21, CVM1-CLK21 Data that was sent by the command, One was sent is returned

Commands and Responses for Controller Link Units Section 6-5

4.Any node which is not active in the network retains the status that existed immediately prior to the generation of the communications error.

5.Only the PLC operation status and PLC error status will be refreshed for nodes that are not participating in a data link that is active in the network.

6-5-8 ECHOBACK TEST

Executes an echoback communications test between specified nodes.

Command Block

08 01

Command code

1,998 bytes max.

Test data

Response Block

08 01

Command Response

code code

1,998 bytes max.

Test data

Parameters	Test data (command, response): For the command, up to 1,998 bytes of
	data can be specified to be sent to a specified node. For the response, the
	test data that was sent by the command is returned unchanged.
	An error is generated if the data returned by the response is different from the
	data that was sent by the command.

6-5-9 BROADCAST TEST RESULTS READ

Reads for each node the results (number of receptions) of a BROADCAST TEST DATA SEND command that has been sent to all nodes in a specified network. (For details on the BROADCAST TEST RESULTS SEND command, refer to 6-5-10 BROADCAST TEST DATA SEND.

Command Block

		08	02
		Command
		code
Response Block
	08
				02
		Command			Response	Number of
		code			code	receptions
Parameters	Number of receptions (response): The number of times that broadcast test
	data has been received at the command destination node from the time that
	the last BROADCAST TEST RESULTS READ command was sent until this
	one was sent is returned.

An error will be generated if that number of receptions differs from the number of times that the BROADCAST TEST DATA SEND command was issued dur- ing that same period.

The number of receptions value being retained at the destination node is cleared when the BROADCAST TEST RESULTS READ command is exe- cuted.

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