Hi usb-digest£¡ The Dpll in Usb2.0 use a statemachine to extract the data and clock ,Can tell me how it works? Best Regard ¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡henry_xb ¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡xxiaobin@263.net ¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡2003-02-19 -- To unsubscribe from usb mailing list please visit http://www.opencores.org/mailinglists.shtml