[104] USBD: EPDATA event is not always generated

This anomaly applies to IC Rev. Engineering A, build codes QIAA-AA0.

Symptoms

The EPDATA event might not be generated, and the related update of EPDATASTATUS does not occur.

Conditions

Sometimes.

Consequences

It is not possible to develop a custom USB stack.

Workaround

Use the USB stack provided in Nordic's SDK.


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