[Q] {q} asus memo pad hd 7 bricked / stock rom didn't work / topic

Hello everyone. Yesterday I briked my Memo Pad HD 7. I wanted to install cwm recovery, but this thing it's doesn't worked how I waited me.Right now my tablet remain locked at asus logo. I tryed to reflash the firmware with SP Flash Tool but we failed. This is the first tine I connected my tablet to laptop, possible the driver doesn't instaled corectly.
Somebody cam help my with some opinion?