Design of USB interface of embedded system based on FPGA

Z YANG, B ZENG… – Electronic Design Engineering, 2010
The paper focus on the implementation of the IP-PBX PSTN system based on FPGA,realizes
the interface connection between conventional PSTN and PC.The USB2.0 interface chip
EZ-USB FX2 CY7C68013A-56 works in slave FIFO mode,it provides high-speed