This thread has been locked.

If you have a related question, please click the "Ask a related question" button in the top right corner. The newly created question will be automatically linked to this question.

TUSB8020B: When the Upstream Port is connected to the computer for the first time, TUSB8020B cannot find the driver

Part Number: TUSB8020B

When the Upstream Port is connected to the computer for the first time, TUSB8020B cannot find the driver, the crystal injection vibrates, and the power supply is normal.

Please help to check, there is no FLASH program attachment is the schematic diagram7723.Huddle_SCH_USB3.0_20200212.pdf