Hi Anthony:
I didn't see issues in schematic, so the hub can not be detected by PC host?
Please follow the following procedure to check first.
(+) [FAQ] TUSB8041A: Debug procedure if TI TUSB80xx or TUSB40xx hub can not be detected by USB host -…
Part Number: TUSB8040A Other Parts Discussed in Thread: TUSB8041A Dear sir,
Our customer is using TUSB8040A. And they want to know the internal pull-up resistor value of GRSTz pin.
Is it the same as TUSB8041A (typical 19K ohm)??
Thanks for your…
Hi Jack:
TUSB8041 only support USB3.0, but TUSB8041A and above can support USB3.1 Gen 1.
Please check this document for TI different hubs.
Transition From USB 3.0 Hub to USB 3.1 Hub
Regards
Brian
Hi Kenta,
The TI USB Hub Test Tool is no longer supported, so I'm unsure of it's capabilities. (8) TUSB8041A: TI USB Hub Test Tool - Interface forum - Interface - TI E2E support forums
My understanding is that this tool only does functional testing…
Hi Jeevan,
From your block diagram may I suggest looking into a USB Hub like TUSB8041A? Using this device would achieve a similar functionality but in this case all 4 USB deivces could be used at once and no additional muxes are needed. Using a USB…
Part Number: TUSB8041 Other Parts Discussed in Thread: , TPS2066 HELLO, I am going to use TUSB8041 for connecting four usb 3.0 devices.
I want to give USB VBUS from the PMIC in my board.
I want to control USB signals(SSTX, SSRX, DP, DM) only with…
Hi,
TUSB7340 is the best solution for PCIe to USB. You can use USB Hubs like TUSB8041A or TUSB8044A on the downstream ports on of TUSB7340 to extend number of ports to 8.
Hi Jon:
Jon Mikel Etxebarria said: - Is this possible? (two usb3 and two usb2 at the same time...)
only one modem will talk to USB host at one time.
Jon Mikel Etxebarria said: if modems are externally powered, what tusb8041 signals should we connect…
Part Number: TUSB8020B Other Parts Discussed in Thread: TUSB8041A Hello Sirs,
Can tusb8020b enable/disable two downstream ports by i2c ?
Refer to tusb8041a D/S. I can't see related register (like USED) about this function .
Many thanks !
