conversion real to binary in vhdl !!!

[charko]

Hi ! I have to a real convert to binary in vhdl ! I want to used fix point method.
I have 12 bit reserved for conversion! The first bit ( MSB) is reserved for sign,the second for interger part and the 10 bit for real .

So i don't know how can i start to resolve this problem.

I will be grateful for your help.
Thank you !!
Bahnan