tiny 8

Ok so last week I purchased a LDARC / KingKong Tiny 7x to let me practice FPV before I build my 5" race quad. I got the Rx and Tx to bind as far as I can tell but when I go to fly it just sits there blinking. FPV food works fine. i have a FrSky Taranis QX7, the tiny 7 has the XM receiver. Do...