2014-08-09 16:09 GMT+02:00 Luke Kenneth Casson Leighton lkcl@lkcl.net:
don't worry about it. really.
1st USB ---> USB5434B-JZX --> USB Host 3.0 --> USB WIFI --> USB BT --> USB Audio
2nd USB ---> STM32F072
What about this?
The USB5434B-JZX seems to supports 3.0, 2.0 and 1.1.
USB5434B-JZX datasheet: http://www.mouser.com/catalog/specsheets/USB5434.pdf
USB5434B-JZX mouser: www.mouser.com/ProductDetail/Microchip-Technology/USB5434B-JZX/?Microchip-Technology/USB5434B-JZX/&qs=sGAEpiMZZMtv%252bwxsgy/hiFSa2hlhMdZw/zniVqeXLCU=
Thanks.