7. COMMUNICATION THAT DO NOT REQUIRE
THE SEQUENCE PROGRAM
MELSEC-A
7-32
7.2.4
FMA7 Connection connection abort (FMA7 Abort: Receiver)
A "FMA7 Abort" service from is issued to abort the connection of the FMA7 connection.
When the AJ71PB96F/A1SJ71PB96F receives a FMA7 Abort the logical connection changes to the
abort status.
"Abort" is automatically issued and received when there is an error in the FMA7 protocol or
parameters.
[Parameters required by the client]
•
Abort Identifier
The communication layers from which an abort can issued are shown below.
Abort Identifier
Explanation
0 (USER)
When using the application to Abort.
1 (FMA7)
Aborted using FMA7.
2 (LLI)
Aborted using LLI.
3 (Layer 2)
Aborted using Layer 2.
Point
It is appropriate that 0 (USER) be used as the Abort Identifier value when aborting from a user-
created application program. The other values are used by the communications equipment that
actually conduct communications.
•
Reason Code
This shows the reason for the Abort.
Reason Code
Reason Code standardized in PROFIBUS.
•
Abort Detail
This sets the Abort detailed information.
This parameter usage method is standardized by the profile supported by the client.
Abort Detail
Abort detailed information (max. 16 octets)
[Server (AJ71PB96F/A1SJ71PB96F) answer parameters]
None