Ha Thach

thank for your PR, I am able to reproduce the issue. The configuration switching requires an extra works with additional dcd API to make sure it is working correctly. Although...

getting it passed for now with a new empty API. There is a really stretch test with 150 enumerations with CV, really nice thing ``` Now Starting Test: TD 9.16...

chapter 9 and hid test is all passed ( i am testing on nrf52840), trying to get it passed msc just now https://github.com/hathach/tinyusb/tree/usbcv-compliant-test

#1058 get the stack passed the 3 test suite: chapter9, hid, msc, but I only did the test and update to my frequent used nRF52840 mcu. I haven't tested the...

thank for the PR, I am currently busy with other works, I will try to review this as soon as possible. Please be patient

thank you for detail issue report, please post your sketch as attached file for readability. Also I cannot reproduce your issue, since I don't have the MX25L25673G device. Please try...

> [msc_external_flash_bug.ino](https://github.com/hathach/tinyusb/files/7046713/msc_external_flash_bug.ino.txt) I have updated 1st post to make it easier to follow. but I still cannot reproduce your issue due to your sketch using additional flash device that I...

most of other adafruit has external flash on board, is your Feather M0 an non-express version without spi flash on it ? Do you have any other M0, M4 board...

tud_task() is safe to called from RTOS as long as osal mutex is implemented. tud_task() essentially get event from rtos queue to process. This issue is more about MCU with...

sorry I have been busying with other works, will check this out as soon as I could. Thank you for your patient.