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TUSB8044A: Swapping of Upstream USB_SSTXM_UP & USB_SSTXP_UP

Abhishek singh
Expert 2000 points
Part Number: TUSB8044A

Hi  Team  

We Mistakenly  swapped  USB_SSTXM_UP and  USB_SSTXP_UP ie  USB_SSTXM_UP is connected to  processor USB_SSTXP same  happens  for  RX  pair  also does this  

works or it won't  works  at all.

  • 0
    TI__Guru 64326 points

    Hi,

    Polarity swap (P-->N and vice versa) of the TX and RX pins is ok on the USB 3 pins. USB 2 cannot be swapped. TUSBB8044A upstream TX should be connected to USB Host RX and USB Host TX should be connected to TUSB8044A upstream RX.