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4. States and operating system
4.1. Operating modes
When the supply voltage is applied, the controller module may
be in one of 5 possible operating modes:
Reset
This status is run through after each power-on reset. The
operating system is initialised. Different checks are carried out.
This status is only temporary and is superseded by the run
status.
!"
The LED is lit red for a short time (is lit orange starting with
software version CRxxxx_G).
Run
This status is reached:
•
from the reset status (Autostart)
•
from the stop status by means of the run command
prerequisite: test mode
•
with the CANopen NMT master via the function
PREOPERATIONAL or OPERATIONAL
!"
The LED flashes green or red (RUN with error)
Stop
This status is reached:
•
from the reset status if no program is loaded
•
from the run status by giving the stop command via the
interface
Prerequisite: test mode
•
with the CANopen NMT master via the function
PREPARED.
!"
The LED is constantly lit green or red (stop with error)
Fatal Error
The controller passes into this status if a non-tolerable error is
found. This status can only be left via a reset.
!"
The LED is off (is lit red starting with software version
CRxxxx_G).
No operating system
No operating system has been loaded, the controller is in the
bootloading status. Before loading the application software a
download of the operating system must be carried out.
!"
The LED flashes green (fast).
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