›› 2013, Vol. 26 ›› Issue (6): 85-.

• Articles • Previous Articles     Next Articles

Design of a Host/Slave USB Interface Based on SPORTs of Blackfin 533

SUN Hao,WU Zixian,WANG Jiajia   

  1. (School of Electronic Engineering,Xidian University,Xi'an 710071,China)
  • Online:2013-06-15 Published:2013-06-04

Abstract:

This design realizes the communication of SPORTs and CH376 by using SPI interface protocol.This article describes the design of Host/Slave USB Interface based on SPORTs of Blackfin 533 DSP,including the configuration of SPORTs interface,the hardware and USB driver,the driver of CH376 chip and so on.It achieves the writing and reading access from DSP to the USB storage device and the communication between the computer and DSP.According to the tests,the overall design can realize fast writing and reading on the U disk and easy communication between the DSP and PC.

Key words: SPORTs;SPI;CH376;USB

CLC Number: 

  • TP335