A-13
Appendices
NJ/NX-series CPU Unit Built-in EtherCAT Port User’s Manual (W505)
A-2 Monitoring Packets
A
Processing completed
Execution condition
Variable Data type Initial value Comment
LD
OperatingEnd
Operating
A
B
C
RS_instance
EC_StopMon_instance
EC_SaveMon_instance
EC_CopyMon_instance
EC_StartMon_instance
False
False
False
False
False
BOOL
BOOL
BOOL
BOOL
BOOL
RS
EC_StopMon
EC_SaveMon
EC_CopyMon
EC_StartMon
EC_StartMon_instance.Done
EC_StopMon_instance.Error
_EC_PktMonStop
Determine if instruction execution is completed.
Monitor for EtherCAT errors.
OperatingEnd
Operating
OperatingEnd
_EC_ErrSta
WORD#16#00
EC_SaveMon_instance.Error
EC_CopyMon_instance.Error
EC_StartMon_instance.Error
A
B
RS
Set Q1
Reset1
RS_instance
<>
EN
In1
In2
Up
In
EC_StopMon_instance.Busy
A EC_SaveMon_instance.Busy EC_CopyMon_instance.Busy
B
_EC_PktSaving
EC_StartMon_instance.Busy
_EC_ErrSta
_EC_PktMonStop
_EC_PktSaving
_Card1Ready
WORD
BOOL
BOOL
BOOL
Constant
Internal
Variables
External
Variables
Variable Data type Comment
Built-in EtherCAT Error
Packet Monitoring Stopped
Saving Packet Data File
SD Memory Card Enabled Flag