You can find the CMX firmware downloads here.

You can find all driver downloads here.

Linear RGB Ntsc 601 sample rate
Linear RGB Ntsc square pixel
Linear RGB Pal 601 sample rate
Linear RGB Pal square pixel
Linear RGB HDTV 720p
Linear RGB HDTV 1080i
Gamma adjusted RGB Ntsc 601 sample rate
Gamma adjusted RGB Ntsc square pixel
Gamma adjusted RGB Pal 601 sample rate
Gamma adjusted RGB Pal square pixel
Gamma adjusted RGB HDTV 720p
Gamma adjusted RGB HDTV 1080i