Command ReadValues :

Perform a read command and parses the result finding the different values.
It uses the ValuesFormat attribute. If you want to use another format for
a specific answer, please, set the ValuesFormat before.
Possible formats are: ascii (default), singe, double

ReadValues Definition
Input Argument	Tango::DEV_VOID
Output Argument	Tango::DEVVAR_FLOATARRAY	List of values read
DisplayLevel	OPERATOR	..
Inherited	false	..
Abstract	false	..
Polling Period	Not polled	..
Command NOT allowed for	FAULT OFF	..