>i've been told by ftdi, who makes our existing chips, >that they are not compatible with usb-otg. I suspect that this means they are not suitable as OTG host devices. I would be hope they would work as a slave device on an OTG device. -- http://www.piclist.com hint: The list server can filter out subtopics (like ads or off topics) for you. See http://www.piclist.com/#topics