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Maybe you can try port uclinux on your development board so that the development on the USB data communication would be easier. Then you can just write a linux driver for the communication.
I did that. And it is easier. More or less.... :p
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Hi mannuar,
Thanks to your post.
In my case, we dont want to use external memory such as sdram for SOPC. And the onchip memory should be made as small as we can because I just use SOPC for USB I/F.
The SOPC running the USB firmware occupies only 96KB now without OS. This is not so bad, however I am not satisfied with the USB speed.
Is there anyone who can success on using USB 2.0 and bandwidth of hundreds MB/s between DE3 and a host PC?
I appreciate any help!
Micky