TUSB2077A port not working

Revathy S

Other Parts Discussed in Thread: TUSB2077A

Hi,

One of the port is not working in 7 Port self powered USB HUB using TUSB2077A hub controller. With no device connected, corresponding port pwron signal is high & overcurrent signal is low. How to solve this issue.

thanks,

Revathy

over 9 years ago

0 Joel Jimenez0 over 9 years ago

TI__Mastermind 18655 points

Hello Revathy,

I can help to check whether everything is correctly set up in your schematics, please, post the files. Could you swap the unit to see if the failure follows the device?

Regards,
joel

0 Revathy S over 9 years ago in reply to Joel Jimenez0

Prodigy 30 points

Hi,

we have tested around 50 boards everything is working fine except this one. is that problem occur due to hub controller ic?

0 Joel Jimenez0 over 9 years ago in reply to Revathy S

TI__Mastermind 18655 points

Please, swap the unit to see if the failure follows the device. Could you provide the lote code of the device?

Regards,
Joel

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TUSB2077A port not working