Try this:
cgminer.exe --bmsc-options 115200:0.65 -o xxx -u xxx --bmsc-voltage 0800 --bmsc-freq 1306
That's it! Mining at 60GH on a raspberry pi.
Thanx mate!
Ok, I blew up my power supply

If you like this setting don't try it with the original power supply. Now using an XBOX supply. 14A is that enough?

Regards
same here, power supply dead.