Azure RTOS
An Azure embedded development suite including a small but powerful operating system for resource-constrained devices.
333 questions
USBX Audio Class [Speaker + Microphone] enumeration problem
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(76.8, 89%, 17%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EA%3C/text%3E%3C/svg%3E)
apnda
0
Reputation points
I am currently developing an audio application that supports both speaker and microphone functionality on an STM32 microcontroller. However, I am facing an issue related to USB descriptor enumeration. I am working on fixing this problem to ensure the proper functioning of the application
{count} votes
-
LeelaRajeshSayana-MSFT 16,121 Reputation points2024-04-11T20:34:55.05+00:00 Hi @apnda Greetings! Welcome to the Q&A platform. Thank you for posting the question here. Can you please share more details on the issue you are facing? DO you notice any error messages in the when you try to use the USB enumerator? Sharing these details would help the SMEs understand the issue better and provide more useful feedback.
-
apnda 0 Reputation points
2024-04-12T10:01:27.4466667+00:00 hello LeelaRajeshSayana-MSFT Here's the error that appears during enumeration
The USB device USB\VID_0483&PID_5735&MI_00\6&19250581&0&0000 encountered a startup issue.
Driver name: usbaudio2.inf
Class GUID: {4d36e96c-e325-11ce-bfc1-08002be10318}
Service: usbaudio2
Lower filters:
Upper filters:
Problem: 0x0
Problem Status: 0xC00000E5
Sign in to comment
Sign in to answer