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STSW-WPSTUDIO GUI cannot connect to ST Wireless Charging board

Joshua1
Associate II

Hello,

I purchased a set of Wireless charging evaluation boards (RX & TX) on Mouser.com for $160.

The 2 board names are STEVAL-WBC86TX and STEVAL-WLC38RX.

 

I use STSW-WPSTUDIO V1.8.4 software to try to connect to the board from my PC and get access to the register setting. But every time I click on the Connect button, there is the same error message appearing:

 

"Unable to find any [RX]WLC38 device. Please check your connection again."

 

 

The issue is the same with both boards.

But it seems the boards are working, because when I place STWLC38 on top of STWBC86, the boards are charging, because I can see the red LED on the receiver board, and Vout is 5V.

 

So the main issue is the GUI.

I cannot use the ST GUI to connect to any of the ST boards that I paid $200 for ! (with shipping + fee cost)

 

My computer is Windows 11. And the board is properly connected through a USB-A to USB-C cable.

I followed the steps from the user manual. The 2nd USB-C connector of STWBC86 is connected to 100W USB-C adapter. So the boards are powered on, because I can see the LED turned on. I tried with other USB cables, and it is still the same issue.

And I didn't install any USB driver on Windows because I didn't see mentioned anywhere the requirement to install a driver to use this board.

Do I need to install a USB driver ?

 

  • GUI Error message with STWBC86 evaluation board:

"Unable to find any [TX]WBC86 device. Please check your connection again."

STWBC86 GUI connection issueSTWBC86 GUI connection issue

 

  • GUI Error message with STWLC38 evaluation board:

"Unable to find any [RX]WLC38 device. Please check your connection again."

STWLC38 GUI connection issueSTWLC38 GUI connection issue

 

I don’t understand why there is such critical issue with new boards right out of the box ??

I have used STM32CubeProgrammer in the past to connect to a low cost $10 STM32 Nucleo board, and I never faced any USB connectivity issue. It was simple as plug and play.

What needs to be done for WPSTUDIO to detect that the computer is attached to the $160 Wireless boards ?

 

 

20 REPLIES 20

Hi, Zhou.

May I know is there any available link for the GUI tool? The link leads to a 404 page.