Schneider Automation Modicon Quantum Ethernet Manuale Utente Pagina 148

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Transferring Data Using Communication Blocks
148
33002479 06 07/2008
Representation
in FBD
Representation
in LD
Note: To prevent the former standby CPU, which has switched its state for RUN
offline from executing communication functions, you must add a condition on the
status bits to disable the function, if the CPU is offline.
Note: Several copies of this function block can be used in the program. However,
multiple instancing of these copies is not possible.
OperationActiv
MBP_MSTR
EnableMSTRFunction
CancelActivMSTROperation
FaultyOperation
OperationSuccessful
ControlBlock
DataField
MBP_MSTR_Instance
ACTIVE
ERROR
SUCCESS
CONTROL
DATABUF
ENABLE
ABORT
CancelActivMSTROperation
EnableMSTRFunction
ENOEN
OperationActiv
MBP_MSTR
FaultyOperation
OperationSuccessful
ACTIVE
ERROR
SUCCESS
DATABUF
ENABLE
ABORT
MBP_MSTR_Instance
DataField
CONTROL
ControlBlock
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