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TUSB4020BI-Q1: eye pattern & interoperability test failed

Part Number: TUSB4020BI-Q1
Other Parts Discussed in Thread: TUSB4020BPHPEVM

Hi Sir,

Urgent!! I use TI EVM "TUSB4020BPHPEVM" to do USB-IF BC1.2 test and meet some issues (eye pattern & interoperability test failed).

could we can fine tune (power driver level or timing)? pls provide which register or how to adjust equalizer by TUSB4020B?

Regards,

Driscoll

TUSB4020 EEPROM.pdfDUT072_USBA Port.pdfDUT_S-EVB-0124.pdf