The silicon running behind VID_214B&PID_7250 utilizes a standard architecture. Because it is a native USB 2.0 controller, it behaves according to specific technical baselines: 1. Bandwidth Caps
Every USB device carries a unique digital signature made of three key parts, which the user's search query directly reveals:
The USB device identified by VID_214B&PID_7250&REV_0100 represents a specific SiFive product, likely related to their RISC-V based solutions. Understanding this device requires knowledge of its technical specifications, which aren't directly available from the VID, PID, and REV. However, it's clear that this device plays a role in the expanding ecosystem of open-standard, RISC-V based hardware.
Based on the naming convention:
This hardware ID is frequently seen in the following types of consumer electronics:
The HS8836A chip is a high-speed (480Mbps) USB 2.0 hub controller designed for low-power consumption and small footprints. It is a "Generic USB Hub," meaning it does not require specialized third-party drivers and should work out-of-the-box using the standard Microsoft Generic USB Hub driver on Windows or native drivers in Linux and macOS. Common Implementations This hardware often appears as:
Despite its plug‑and‑play nature, users have reported a few recurring problems. Here’s what you might encounter and how to fix it. usb vid-214b amp-pid-7250 amp-rev-0100
The device is a standard USB 2.0 hub, a tool designed to expand a single USB port into multiple ports. Here are its core specs:
For a device with the VID 214B, PID 7250, and REV 0100, finding the right drivers or software might be crucial for full functionality. Here are some steps:
USB hubs can get stuck in an un-responsive logic loop due to minor static or power surges. Unplug the USB device entirely from the computer. Shut down your computer. It is a "Generic USB Hub," meaning it
To verify if the hardware is physically alive on a Linux system, run: lsusb -d 214b:7250 -v This command will output the Endpoint Descriptors
For rare cases involving REV-0100 chips, Huaxu released a firmware update tool that forces the chip into a compliant mode. Use only if the device is unusable.
identifies a specific hardware revision of a Huasheng Electronics USB 2.0 Hub controller . This hardware footprint routinely surfaces in Device Manager or Linux terminal logs when a multi-port USB hub or an internal USB expansion board is connected to a computer. and REV 0100