2.8 Communications with an OMRON PLC (FINS Communications Service)
Message Functions
2-239
Error
Specify the bit that shows if an error occurred while receiving the message.
When an error occurs, the Error Bit will turn ON only for one scan.
The following diagrams show timing charts for the bit I/O items in the MSG-RCVE function.
• Normal Execution
• When Execution Is Aborted
• Execution When an Error Occurs
t
Input: Execute
Input: Abort
Output: Busy
Output: Complete
Output: Error
To receive another message, keep
the Execute Bit ON even after the
completion of processing.
1 scan
t
Input: Execute
Input: Abort
Output: Busy
Output: Complete
Output: Error
To receive another message, keep
the Execute Bit ON even after the
completion of processing.
1 scan
t
Input: Execute
Input: Abort
Output: Busy
Output: Complete
Output: Error
To receive another message,
keep the Execute Bit ON
even after the error occurs.
1 scan
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