You can record 128 steps dividing tempo by 2, and set scale to x2. Set RLEN to 64, done. Fastest to setup !
You have to set DN accordingly of course.
@LyingDalai, @avantronica (or any moderator), maybe this thread can be joined to this one ?
Recording a 128 step (8 bar) loop with 1-shot Rec Trigs - #15 by pinup57