===== CAN WAKEUP =====
This command is used to set in wich mode device can be kept awake from low-power mode. Are possible two choice: IGNITION (default) or ACTIVITY.

==== IGNITION ====
The ignition input must at high level to keep awake the whole system. If signal goes low then will started shut-down process. 
When the system is in low-power mode then low to high transition on ignition input will trigger power-on process.

==== ACTIVITY ====
CAN bus or LIN bus activity must detected to keep awake the whole system. If there is no activity for an user defined delay (default 5 secs) then the will started shut-down process.
When the system is in low-power mode then activity detection on bus will trigger power-on process.

==== Synopsis ====
  CAN WAKEUP [IGNITION/ACTIVITY]
  
== Examples ==
Reading current wake-up mode
  CAN WAKEUP
  IGNITION
  OK
  
Setting bus driven wake-up
  CAN WAKEUP ACTIVITY
  OK
  
== Note ==
Please ref to [[carberry:cmds:subsys:canbus:idle_delay|CAN IDLE_DELAY]] for define idle delay.