Omron CJ1W-SCU32 Operation Manual page 142

4 Using Protocol Macros
Step Parameters
Command
Messages
Repeat counter
Retry count
Send wait time
Response write
enable (for operand
specification)
Next process
Error processing
Precautions for Correct Use Precautions for Correct Use
We recommend programming retry processing at any device that sends commands in case of
noise or other factors result in transmission errors.
4-6
Parameter
Send message
Receive message
Send message and
receive message
Reception matrix
The number of times to repeat the step (0 to 255). The repeat counter can be used to
change send/receive messages.
Used for Send&Recv to retry the command for errors (0 to 9).
Used for SEND or Send&Recv to create a wait time before data is sent.
Specifies whether or not to write the received data to memory.
Specifies the next step or to end the sequence when the current step is completed
normally.
Specifies the next step or to end the sequence when the current step ends in an
error.
CJ-series Serial Communications Units Operation Manual for NJ-series CPU Unit(W494)
Meaning
One of the following: Send, Recv, Send&Recv, Wait, Flush,
Open, or Close
The message sent for Send.
The expected message for Recv.
Both the message sent and the expected receive message
for Send&Recv.
A group of expected messages that you can use to switch to
different next processes when Send or Send&Recv is used.