Echoback Test; Broadcast Test Results Read - Omron SYSMAC CS1W-CLK13 Operation Manual

Commands and Responses for Controller Link Units

6-5-11 ECHOBACK TEST

Command Block
Response Block
Parameters

6-5-12 BROADCAST TEST RESULTS READ

Command Block
Response Block
Parameters
174
Executes an echoback communications test between specified nodes.
1,998 bytes
08 01
max.
Command
Test data
code
1,998 bytes
08 01
max.
Command Response
code code
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.
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 6-5-13 BROADCAST TEST DATA SEND.
08 02
Command
code
08 02
Command Response Number of
code code receptions
Number of receptions (response): The number of times that broadcast test
data has been received at the command remote 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 remote node is cleared
when the BROADCAST TEST RESULTS READ command is executed.
Test data
Section 6-5