TUSB8020B: TLV320AIC3106 -Device not Recognized . But getting 5V in USB Connector

Muralidhara Sullia

Part Number: TUSB8020B

Voltage in DN1_VBUS and DN2_VBUS 5V .enabled but if plug in USB devises Mouse Or Pen drive not recognized . schematic attached

11 months ago

0 Brian Zhou 11 months ago

TI__Guru*** 125920 points

Hi Muralidhara:

I review schematic by today, was hub upstream port working?

Regards

Brian

0 Muralidhara Sullia 11 months ago in reply to Brian Zhou

Prodigy 70 points

Hi Brian,

How can i validate Upstream Port is Working.

Regards,

Muralidhara Sullia

0 Brian Zhou 11 months ago in reply to Muralidhara Sullia

TI__Guru*** 125920 points

Hi Muralidhara:

If you use Windows, you can use USBTREEVIEW tool or device manager to see if any new 2 ports hub show up.

If in Linux, you can check with lsusb to see if any new hub device show up .

Regards

Brian

0 Brian Zhou 11 months ago in reply to Brian Zhou

TI__Guru*** 125920 points

Hi Muralidhara::

Can you send schematic again with PDF? Hard to see clearly with this one.

Regards

Brian

0 Muralidhara Sullia 11 months ago in reply to Brian Zhou

Prodigy 70 points

How to attached the File ...

0 Brian Zhou 11 months ago in reply to Muralidhara Sullia

TI__Guru*** 125920 points

Please accept my friendship request and then send schematic with private message.

Regards

Brian

0 Muralidhara Sullia 11 months ago in reply to Brian Zhou

Prodigy 70 points

Hi Brian ,

Accepted friendship request.

Regards,

Muralidhara

0 Brian Zhou 11 months ago in reply to Muralidhara Sullia

TI__Guru*** 125920 points

Hi Muralidhara:

Can you put mouse on my name and send your schematic with private message?

Regards

Brian

0 Brian Zhou 11 months ago in reply to Brian Zhou

TI__Guru*** 125920 points

Hi Muralidhara::

Attached is my comment for your schematic, let me know if you any questions about my comments.

Regards

Brian

aditya_8020b_review.pptx

0 Muralidhara Sullia 11 months ago in reply to Brian Zhou

Prodigy 70 points

Thank You Brian . I will Go through Your comments and get back you.

Regards,

Muralidhara

0 Muralidhara Sullia 11 months ago in reply to Muralidhara Sullia

Prodigy 70 points

Thank You Brian . Now working . Once again Than you good support.

Regards,

Muralidhara

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TUSB8020B: TLV320AIC3106 -Device not Recognized . But getting 5V in USB Connector