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Question about merging usb_host_msd_fatfs to lwip tcpecho with FreeRTOS

Question asked by Software nick on Jul 19, 2019
Latest reply on Jul 25, 2019 by Jing Pan

Hi everybody:

I want to do one test about the fatfs,the function include LWIP/FATFS/UART/GPIO,the usb_host_msd_fatfs can work with freeRTOS,but failed when I merged it to the lwip_tcpecho_freertos example. the reason of failed was The USB enumeration failed when the FAT storage device connect to USB port.


I don't know how to fix it,could you give me some idea? 

the source code show at the attachment.


Test Environment:

SDK:SDK_2.5.0_EVK-MIMXRT1020,example: "usb host mad fatfs" & "lwip tcpecho freertos" .

Processors:IMX RT1020

IDE:MCUXpresso IDE v10.3.1_2233

Windows 7

HW:customer board(example 'usb_host_mad_fatfs' can work on it).


Thanks & Best regard!