USB Host with LPC 4088 Pendrive configuration

[kshirsagaravina]

Hello
I am working on Custom board of LPC4088 in MCUexpresso enviroment .for quickstart board massstoragehost code works perfect but in my custom board i am getting device enumeration error .
i am geting error code As HOST_ENUMERROR_ControlError and sub error as HOST_ENUMERROR_NoDeviceDetected .The sub error code means that No device was detected, despite the USB data lines indicating the attachment of a device. it happens in HOST_STATE_Default.
I am using Port 0 for configuration . and in HcdIrqHandler HCD status code getting is HCD_STATUS_TRANSFER_Stall.
i am not able to findout why this is happening . can anyone help me on this .
Thank you.

[FelipeGarcia]

Hi,

If the same software does not work with your board then it seems to be a hardware issue. Please check you are following our guidelines for full-speed USB on NXP's LPC microcontrollers.

https://www.nxp.com/docs/en/application-note/AN11392.pdf

Best regards,

Felipe

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