140e:b021 — TCC77X-based players (USB Boot mode)

Telechips, Inc.

Vendor ID: 140e
Product ID: b021
Combined: 140e:b021
Decimal: 5134:45089

What is this device?

This is the USB identifier for a TCC77X-based players (USB Boot mode) manufactured by Telechips, Inc.. The vendor ID 140e is registered to Telechips, Inc. with the USB Implementers Forum, and b021 is the product ID that Telechips, Inc. assigned to this particular model. When you run lsusb on Linux, this device appears as 140e:b021 Telechips, Inc. TCC77X-based players (USB Boot mode).

How to identify it on your system

Linux

$ lsusb
Bus 001 Device 004: ID 140e:b021 Telechips, Inc. TCC77X-based players (USB Boot mode)

You can filter directly with lsusb -d 140e:b021, or get the full descriptor dump with lsusb -v -d 140e:b021. Kernel messages from dmesg show the same pair as idVendor=140e, idProduct=b021.

Windows

In Device Manager, open the device, go to Details → Hardware Ids. This device reports:

USB\VID_140E&PID_B021
USB\VID_140E&PID_B021&REV_0100

From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_140E&PID_B021"

macOS

$ system_profiler SPUSBDataType
    TCC77X-based players (USB Boot mode):
      Product ID: 0xb021
      Vendor ID: 0x140e  (Telechips, Inc.)

Driver help

Having driver issues with this device? Most USB devices are handled by a generic class driver; if yours shows up as an unknown device, confirm the ID above first, then check the manufacturer's downloads page.

Raw usb.ids entry

The exact lines this page is generated from, in the upstream source file:

140e  Telechips, Inc.
	b021  TCC77X-based players (USB Boot mode)