to an exception in the system
startup phase; Or when the
factory recovery operation has
not been completed, STATUS is
long out.
When a warning exception occurs
in the system and the system
upgrade or factory restoration
has not been completed, the
WARN light blinks.
User Programmable indicator 1
It is off by default and can be
controlled by user programming
User Programmable indicator
light 2
It is off by default and can be
controlled by user programming
User Programmable indicator 3
It is off by default and can be
controlled by user programming
User Programmable indicator 4
It is off by default and can be
controlled by user programming
Cellular connection status
indicator
Keep on after successful
dialing
2.3.8 User programmable keys
The EC300 provides an API interface, which you can call to check the state
of the programmable key, and then implement your own keypress logic.