im having the same issue.
I bought the cable from amazon for my Tmobile note 2 while running 4.4.2 Kit Kat and it didnt work
i just updated to 5.0, also wont work. (custom AOSP rom)
i tried it on my galaxy tab 4 running stock KK 4.4.2 (touchwiz as of stock) and no luck either
if you can email...