Hi Yong,

Best is to surf their website and gather information about model, manual, etc. For instance:

http://www.psi.ch/drs/old-evaluation-boards

Also, you are better off contacting the developers directly:

http://www.psi.ch/drs/contacts

Good luck.

Romain

Thanks Mr. Laine.

I already had tried to find information about my boards, but any of them were unmatched. (in http://www.psi.ch/drs/old-evaluation-boards)

Thanks. I'll trying contacts directly. :)