Part Number: TUSB2077A Tool/software: I am attempting to connect my TUSB2077A to RaspberryPi Compute Module4 running RaspberryPi OS. With no devices plugged in downstream, the OS see's the hub, but HUB_CFG only flashes high briefly (<1second), never staying…
Part Number: TUSB2077A Tool/software: HI TI,
We use TUSB2077A to design a USB HUB , this design only uses 5 - port , how should the remaining pins be configured ( floating , grounded or pulled ) ? I ncluding P WRON6, O VRCUR6, D P6, D M6, P WRON7, O…
Part Number: TUSB2077A Tool/software: I have implemented TUSB2077A Hub and I am having startup issues. When it starts properly, everything is working. But sometimes it will not start no matter how many resets and reboots. Then later it works again.
…
Part Number: TUSB2077A Tool/software: Hi team,
During TUSB2077A operation, if change host from host A to host B, does it need to do a reset?
Or how should they do?
Thanks and Best Regards,
Will
Part Number: TUSB2077A Tool/software: Hi,
My customer would like to use TUSB2077A in their project.
According to the spec, customer can choose 6M OSC/CRYTAL or 48M OSC/ external CLK source by setting the MODE pin.
Question for OSC selection, I…
Part Number: TUSB2077A Tool/software: Hi,
I´m developing a Raspberry PI CM4 with 5port USB hub. I´ve tested wired keyboards and wired mouses - not working..... Wireless keyboards, wireless mouses, USB WiFi dongles, USB sticks, printers are working…
Part Number: TUSB2077A Tool/software: Hi TI,
I use 3 USB HUBs and config as image attached.
The downstream port quiet long distance with include PCB trace length + USB cable to end device.
So, I have two questions:
1. How long for USB trace…
Part Number: TUSB2077A Hello,
I use two TUSB2077A to have 12 USB ports on my deisgn. The first TUSB2077 works perfectly but for the second one I got “Unknown USB Device".
If I pull the reset to GND for the second device I detect dowstream USB ports…
Part Number: TUSB2077A Other Parts Discussed in Thread: TUSB4041I , Tool/software: Hi team,
Customer wants to select a 5-port usb2.0 hub and a 4-port usb2.0 hub in below structure. I recommend customer to used TUSB2077A and TUSB4041i. Can they support…
Part Number: TUSB2077ATUSB2077A User's Guide "SLLU190–December 2013"
The EVM schematic is shown in "Figure 6. TUSB2077A EVM Schematics".
Q1 in this circuit diagram pulls up DP when power is turned on.
Can this Q1 be considered as a countermeasure…
