National Instruments Deterministic Ethernet Expansion Chassis NI 9144 Manual de usuario Pagina 11

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© National Instruments Corporation 11 NI 9144 User Guide and Specifications
Figure 10 shows the Run Mode transition.
Figure 10. EtherCAT Modes
Double-Flash Application
Watchdog
Timeout
Slave did not
receive a
scheduled
EtherCAT
telegram
On Operational Inputs and Outputs
are functional
PDI (Process
Data Interface)
Watchdog
Timeout
Slave failed to
transfer I/O data in
scheduled time
Flickering Bootstrap Firmware Update Booting Error Corrupt firmware
or hardware error
Table 1. RUN and ERR LED Indications (Continued)
LED
Behavior
RUN LED ERR LED
Run Mode Description Error Mode Description
Operational
INIT
Bootstrap
PRE-OP
SAFE-OP
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