PSoC World 2012
AN65974 - Designing with the EZ-USB FX3 SLAVE FIFO Interface
DESIGNING WITH THE EZ-USB(R) FX3 SLAVE FIFO INTERFACE- Chinese.pdf
https://vshow.on24.com/vshow/psocworld/content/550426
Chinese
Applications notes - USB
Datasheets - USB Datasheets Datasheets - Chinese