So recently I bought a 40 pin fpc board so that I could use my display on the pi. I didn't realize that the tutorial that I was following used a board the had a backlight driver, I don't know if I should just spend the 15 bucks to get the new one or try to make my own. BTW the tutorial is here:
http://blog.reasonablycorrect.com/raw-dpi-raspberry-pi/