MCP2221(a) UART/I2C Bridge
USB ID 04d8:00dd · Microchip Technology, Inc.
| Vendor | Microchip Technology, Inc. |
|---|---|
| Vendor ID | 04d8 |
| Device ID | 00dd |
| Windows hardware ID | USB\VID_04D8&PID_00DD |
| Linux modalias | usb:v04D8p00DD |
| Linux driver | no driver with exact ID |
Frequently asked questions
Which device has USB ID 04d8:00dd?
USB ID 04d8:00dd is “MCP2221(a) UART/I2C Bridge” made by Microchip Technology, Inc. (vendor ID 04d8, device ID 00dd).
Which Linux driver supports MCP2221(a) UART/I2C Bridge?
Linux kernel 6.12 lists no driver for this exact ID. Most USB devices (keyboards, mice, storage, webcams, audio) still work through generic class drivers such as usbhid, usb-storage, uvcvideo or snd-usb-audio. Overview of device classes and their drivers
How do I check whether MCP2221(a) UART/I2C Bridge is in my computer?
On Linux, lsusb -d 04d8:00dd shows the device if it is present. On Windows, open Device Manager, then Properties → Details → Hardware Ids; it appears as USB\VID_04D8&PID_00DD.
How do I see which driver is currently in use?
lsusb -t prints the device tree with the bound driver (Driver=…) for each interface.
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