Command State :

This command gets the device state (stored in its device_state data member) and returns it to the caller.

State Definition
Input Argument	Tango::DEV_VOID	none
Output Argument	Tango::DEV_STATE	Device state
DisplayLevel	OPERATOR	..
Inherited	true	..
Abstract	true	..
Polling Period	3000	..
Command allowed for	All states	..