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MPC8309-Tower Board

Question asked by Ganji Aravind on Apr 8, 2016

Hi everyone, i am using MPC8309 tower board and i am facing problems with High speed USB port.

When an High speed device is connected to ECHI Host controller there is an error of -71 as per USB standards it is Protocol error and device is unable to enumerate at all ,if i connect with any intermediate device ,such as full speed USB hub device connected to host controller of ehci and  High speed device connected to full speed Hub device gets enumerated and i can establish PPP on that device through this setup,but Network gets lost after few minutes (upto 5 to 6 mins maximum)and modem get hanged and NO AT commands will be working as Modem got hanged.


Please anyone can help me reply ....?