porting User-Defined Class USB Device on LPC55S28

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porting User-Defined Class USB Device on LPC55S28

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_Ferrari_
Contributor V

Hello everyone,

I'm developing a project based on the LPC55S28 CPU. The project requires a User-Defined Class USB Device. I've read the AN14169 application note and implemented all the suggested changes in the relevant files.

Unfortunately, it's not working (an error occurs when I try to install the driver on my PC), and I'm unsure if:

the code is specifically designed for the i.MX RT chip and is incompatible with the LPC55 family, or
I made a mistake while adapting the changes to my platform (but I checked the changes thoroughly and I believe everything is correct).

For testing, I'm using the LPC55S28-EVK board, and my IDE is MCUXpresso IDE v24.12.148. The SDK version is SDK_2.x_LPCXpresso55S28, version 2.15.000.

Are there any other resources or application notes I can consult? Has anyone encountered similar issues, and if so, how were they resolved?

 

_Ferrari__0-1742984116718.png

Zadig software doesn't show Driver

 

_Ferrari__1-1742984330873.png

 

_Ferrari__2-1742984369030.png

 

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Habib_MS
NXP Employee
NXP Employee

Hello @_Ferrari_,

The only resource available is the app note you mentioned, however as explained in this post, it is possible.
Also, you can take by reference the SDK examples of USB:

Habib_MS_0-1743701622304.png

Sorry for the inconvenience this may cause.
BR
Habib

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