If you want to get a tx for use with your E-Flite heli's as well, you'll need a negative shift tx and JR is positive shift.
I've got my Blade CP setup on my Futaba and all you need to do that is the appropriate crystal for the rx and the programing for the throttle curve/pitch stuff. That's posted with the basic setup for a Futaba 7C on the Blade forum by one of the members...