STR - Store Task Register (286+ privileged)

	Usage:	STR	dest
	Modifies flags: None


	Stores the current Task Register to the specified operand.


				 Clocks			Size
	Operands	 808x  286   386   486		Bytes

	reg16		  -	2     2	    2		  3
	mem16		  -	3     2	    3		  5


	- see Instruction Timing